{"title":"Backup Heater Module \u0026 Bundle","description":"\u003cp data-start=\"0\" data-end=\"268\" class=\"PDq2pG_selectionAnchorContainer\"\u003e\u003cstrong data-start=\"0\" data-end=\"28\"\u003eAfterheat Modules \u0026amp; Bundles\u003c\/strong\u003e combine electric auxiliary heating with matching storage or system components. They are suitable for heating support, for utilizing PV surplus, and as a supplementary heat source for suitable heating and heat pump systems.\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"270\" data-end=\"536\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eIn this SEO collection, you will find afterheat modules as well as coordinated bundles for various performance and application areas. Before making a selection, please check in particular the connection type, power, installation situation, and compatibility with the existing system.\u003c\/p\u003e","products":[{"product_id":"gema-mdc-230-basismodul-heizmodul-ohne-heizstab","title":"GEMA MDC 230 heating module without heating element","description":"\u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eProduct Overview \u0026amp; Application Area\u003c\/h2\u003e \u003cp\u003eThe GEMA GmbH MDC 230 base module is a heating module body for central heating systems and is supplied without a heating element. It serves as a hydraulic base for integrating a separately selected 230 V electric heating cartridge into the heating circuit.\u003c\/p\u003e \u003cp\u003eThe module is suitable for additional heating of heating water in systems with an existing primary heat source, for example with solid fuel boilers, water-bearing fireplace stoves, gas or oil boilers, as well as heat pumps. Typical application areas are supplementary heating, frost protection support, emergency heat, or the use of excess PV power via a suitable electric heating cartridge.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e \u003cp\u003eThe GEMA MDC 230 base module consists of a steel tank with raw steel on the inside and a powder-coated surface on the outside. Thermal insulation is provided by 50 mm polyurethane foam; the outer cladding is made of plastic with a lid made of ABS plastic.\u003c\/p\u003e \u003cp\u003eFor hydraulic integration, the module has connection nozzles with female thread G 1 1\/4\u0026quot;. The receptacle for the electric heating cartridge is designed as female thread G 1 1\/2\u0026quot;. For the MDC 230, 230 V heating cartridges with 1.5 kW, 2.0 kW, or 3.0 kW are intended; the heating cartridge is to be selected separately and is not included in the scope of delivery for this item.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eEveryday Benefits\u003c\/h2\u003e \u003cp\u003eThe base module enables a clear separation between the heating module and the heating cartridge. This allows the appropriate power rating of the heating cartridge to be selected specifically according to the system concept, electrical design, and intended application.\u003c\/p\u003e \u003cp\u003eDuring operation, the module can provide support as an additional heat source when heating water in the heating circuit is to be electrically reheated. The specific function, temperature control, and electrical circuitry depend on the heating cartridge used and the professionally installed system control.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e \u003cp\u003eThe GEMA MDC 230 base module is intended for open or closed central heating systems with appropriate safety devices. The medium may be water or a glycol mixture suitable for heating systems with a concentration of up to 50%.\u003c\/p\u003e \u003cp\u003eIntegration takes place in a parallel heating circuit on the flow or return of the main heat source. For proper operation, a functional safety valve and an additional circulation pump must be planned to ensure the required minimum flow rate of the separately installed heating cartridge.\u003c\/p\u003e \u003c\/div\u003e \u003cstyle\u003e .product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd} \u003c\/style\u003e \u003cdiv class=\"product-th\"\u003e \u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e \u003cp\u003eThe following information refers to the GEMA MDC 230 base module without the supplied heating element.\u003c\/p\u003e \u003ctable class=\"product-th__table\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eSuitable heating cartridges\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e230 V, 1.5 \/ 2.0 \/ 3.0 kW, to be selected separately\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eConnection size\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/4\u0026quot;\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating cartridge connection\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/2\u0026quot;\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating pressure\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e10 bar \/ 1.0 MPa\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating temperature\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e90 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMaterial\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eSteel tank, raw steel inside, powder-coated outside\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eInsulation\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e50 mm polyurethane foam\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eInstallation\u003c\/h2\u003e \u003cp\u003eInstallation, hydraulic connection and electrical connection of the separately installed heating cartridge must be carried out by qualified specialists. The module is integrated into the parallel heating circuit of the main heat source; when laying the piping, complete filling and reliable venting must be ensured.\u003c\/p\u003e \u003cp\u003eThe MDC 230 is designed for horizontal installation. The final installation position must be checked against the currently supplied original documentation before installation.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eNotes\u003c\/h2\u003e \u003cp\u003eThis article describes exclusively the GEMA MDC 230 base module without heating element. Suitable 230 V heating cartridges with 1.5 kW, 2.0 kW or 3.0 kW are selected separately and must match the electrical design of the system.\u003c\/p\u003e \u003cp\u003eOperation without water is not permitted. The electrical supply to the heating cartridge used may only be connected after the system has been filled and vented. The safety valve, circulation pump, fuse protection, cable cross-section and control connection must be designed on site to suit the system and the selected heating cartridge.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eScope of delivery\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eGEMA MDC 230 base module \/ heating module basic body without heating element\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Gema GmbH","offers":[{"title":"Default Title","offer_id":47098394149212,"sku":"MDC230","price":125.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/ModulMDC.png?v=1783743561"},{"product_id":"gema-mdc-400-basismodul-heizmodul-ohne-heizstab","title":"GEMA MDC 400 heating module without heating element","description":"\u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eProduct Overview \u0026amp; Area of Application\u003c\/h2\u003e \u003cp\u003eThe GEMA MDC 400 base module is a heating module body for central heating systems and is supplied without a heating element. It serves as a hydraulic base for integrating a separately selected 400 V electric heating cartridge into the heating circuit.\u003c\/p\u003e \u003cp\u003eThe module is suitable for additional heating of heating water in systems with an existing primary heat source, for example with solid fuel boilers, water-bearing fireplace stoves, gas or oil boilers, as well as heat pumps. Typical areas of application are supplementary heating, frost protection support, emergency heat, or the use of surplus PV electricity via a suitable electric heating cartridge.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e \u003cp\u003eThe GEMA MDC 400 base module consists of a steel container with raw steel on the inside and a powder-coated surface on the outside. Thermal insulation is provided by 50 mm polyurethane foam; the outer cladding is made of plastic with a lid made of ABS plastic.\u003c\/p\u003e \u003cp\u003eFor hydraulic integration, the module has connection stubs with internal thread G 1 1\/4\u0026quot;. The receptacle for the electric heating cartridge is designed as an internal thread G 1 1\/2\u0026quot;. For the MDC 400, 400 V heating cartridges with 3.0 kW, 4.5 kW, or 6.0 kW are intended; the heating cartridge must be selected separately and is not included in the scope of delivery for this item.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eEveryday Benefits\u003c\/h2\u003e \u003cp\u003eThe base module enables a clear separation between the heating module and the heating cartridge. This allows the appropriate power rating of the heating cartridge to be selected specifically according to the system concept, electrical design, and intended purpose.\u003c\/p\u003e \u003cp\u003eDuring operation, the module can provide support as an additional heat source when heating water in the heating circuit is to be electrically reheated. The specific function, temperature control, and electrical wiring depend on the heating cartridge used and the professionally installed system control.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e \u003cp\u003eThe GEMA MDC 400 base module is intended for open or closed central heating systems with appropriate safety devices. Water or a glycol mixture suitable for heating systems up to a maximum concentration of 50% is permitted as the medium.\u003c\/p\u003e \u003cp\u003eIntegration takes place in the parallel heating circuit on the flow or return of the main heat source. For proper operation, a functioning safety valve and an additional circulation pump must be planned to ensure the required minimum flow rate of the separately installed heating cartridge.\u003c\/p\u003e \u003c\/div\u003e \u003cstyle\u003e .product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd} \u003c\/style\u003e \u003cdiv class=\"product-th\"\u003e \u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e \u003cp\u003eThe following information refers to the GEMA MDC 400 base module without the supplied heating element.\u003c\/p\u003e \u003ctable class=\"product-th__table\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eSuitable heating cartridges\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e400 V, 3.0 \/ 4.5 \/ 6.0 kW, to be selected separately\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eConnection size\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/4\u0026quot;\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating cartridge connection\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/2\u0026quot;\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eDevice length\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e600 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating pressure\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e10 bar \/ 1.0 MPa\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating temperature\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e90 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMaterial\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eSteel tank, raw steel inside, powder-coated outside\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eInsulation\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e50 mm polyurethane foam\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eAssembly\u003c\/h2\u003e \u003cp\u003eAssembly, hydraulic integration and electrical connection of the separately installed heating cartridge must be carried out by qualified specialists. The module is integrated into the parallel heating circuit of the main heat source; when routing the pipes, ensure complete filling and reliable venting.\u003c\/p\u003e \u003cp\u003eThe MDC 400 can be operated horizontally or vertically in accordance with the German manufacturer\u0026#39;s documentation. The final installation position must be checked against the currently supplied original documentation before assembly.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eNotes\u003c\/h2\u003e \u003cp\u003eThis article describes exclusively the GEMA MDC 400 base module without heating element. Suitable 400 V heating cartridges with 3.0 kW, 4.5 kW or 6.0 kW are selected separately and must match the electrical design of the system.\u003c\/p\u003e \u003cp\u003eOperation without water is not permitted. The electrical supply to the installed heating cartridge may only be connected after the system has been filled and vented. The safety valve, circulation pump, fuse protection, cable cross-section and control connection must be designed on site to suit the system and the selected heating cartridge.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eScope of delivery\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eGEMA MDC 400 base module \/ heating module body without heating element\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Gema GmbH","offers":[{"title":"Numatytasis pavadinimas","offer_id":47098409550172,"sku":"MDC400","price":145.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/ModulMDC.png?v=1783743561"},{"product_id":"gema-mdc-plus-400-basismodul-heizmodul-ohne-heizstab","title":"GEMA MDC PLUS 400 heating module without heating element","description":"\u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eProduct Overview \u0026amp; Area of Application\u003c\/h2\u003e \u003cp\u003eThe GEMA MDC PLUS 400 base module is a heating module body for central heating systems and is supplied without a heating element. It serves as a hydraulic base for integrating a separately selected 400 V electric heating cartridge with 9.0 kW into the heating circuit.\u003c\/p\u003e \u003cp\u003eThe module is suitable for additional heating of heating water in systems with an existing main heat source, for example with solid fuel boilers, water-bearing fireplace stoves, gas or oil boilers, as well as heat pumps. Typical areas of application are supplementary heating, frost protection support, emergency heat, or the use of excess PV electricity via a suitable electric heating cartridge.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e \u003cp\u003eThe GEMA MDC PLUS 400 base module consists of a steel tank with raw steel on the inside and a powder-coated surface on the outside. Thermal insulation is provided by 50 mm polyurethane foam; the outer cladding is made of plastic with a lid made of ABS plastic.\u003c\/p\u003e \u003cp\u003eFor hydraulic integration, the module has connection stubs with female thread G 1 1\/4\u0026quot;. The receptacle for the electric heating cartridge is designed as female thread G 1 1\/2\u0026quot;. For the MDC PLUS 400, a 400 V heating cartridge with 9.0 kW is intended; the heating cartridge must be selected separately and is not included in the scope of delivery for this item.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eEveryday Benefits\u003c\/h2\u003e \u003cp\u003eThe base module enables a clear separation between the heating module and the heating cartridge. This allows the suitable 9.0 kW heating cartridge to be selected specifically according to the system concept, electrical design, and intended purpose.\u003c\/p\u003e \u003cp\u003eDuring operation, the module can provide support as an additional heat source when heating water in the heating circuit is to be electrically reheated. The specific function, temperature control, and electrical wiring depend on the heating cartridge used and the professionally installed system control.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e \u003cp\u003eThe GEMA MDC PLUS 400 base module is intended for open or closed central heating systems with appropriate safety devices. The medium may be water or a glycol mixture suitable for heating systems up to a maximum concentration of 50%.\u003c\/p\u003e \u003cp\u003eIntegration is carried out in the parallel heating circuit on the flow or return of the main heat source. For proper operation, a functioning safety valve and an additional circulation pump must be planned to ensure the required minimum flow rate of the separately used heating cartridge.\u003c\/p\u003e \u003c\/div\u003e \u003cstyle\u003e .product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd} \u003c\/style\u003e \u003cdiv class=\"product-th\"\u003e \u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e \u003cp\u003eThe following information refers to the GEMA MDC PLUS 400 base module without the supplied heating element.\u003c\/p\u003e \u003ctable class=\"product-th__table\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eSuitable heating cartridge\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e400 V, 9.0 kW, to be selected separately\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eConnection size\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/4\u0026quot;\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating cartridge connection\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/2\u0026quot;\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eDevice length\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e850 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating pressure\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e10 bar \/ 1.0 MPa\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating temperature\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e90 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMinimum flow rate at 9.0 kW\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e514 l\/h\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMaterial\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eSteel tank, raw steel inside, powder-coated outside\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eInsulation\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e50 mm polyurethane foam\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eInstallation\u003c\/h2\u003e \u003cp\u003eInstallation, hydraulic integration, and electrical connection of the separately installed heating cartridge must be carried out by qualified specialists. The module is integrated into the parallel heating circuit of the main heat source; when routing the pipes, ensure complete filling and reliable venting.\u003c\/p\u003e \u003cp\u003eThe MDC PLUS 400 can be operated horizontally or vertically in accordance with the German manufacturer\u0026#39;s documentation. The final installation position must be checked against the currently supplied original documentation before installation.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eNotes\u003c\/h2\u003e \u003cp\u003eThis article describes exclusively the GEMA MDC PLUS 400 base module without heating element. For this version, a suitable 400 V heating cartridge with 9.0 kW is intended. Smaller 400 V heating cartridges with 3.0 kW, 4.5 kW, or 6.0 kW belong to the MDC 400 logic and should not be assigned to this base module.\u003c\/p\u003e \u003cp\u003eOperation without water is not permitted. The electrical supply to the installed heating cartridge may only be activated after the system has been filled and vented. The safety valve, circulation pump, fuse protection, cable cross-section, and control connection must be designed on-site to suit the system and the selected heating cartridge.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eScope of delivery\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eGEMA MDC PLUS 400 base module \/ heating module basic body without heating element\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Gema GmbH","offers":[{"title":"Numatytasis pavadinimas","offer_id":47098442875228,"sku":"MDC400P","price":165.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/ModulMDC.png?v=1783743561"},{"product_id":"gema-mdc-230-heizmodul-1-5-kw-230-v","title":"GEMA MDC 230 heating module plus heating element 1.5 kW 230 V","description":"\u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eProduct Overview \u0026amp; Area of Application\u003c\/h2\u003e \u003cp\u003eThe GEMA MDC 230 heating module 1.5 kW is an electric auxiliary heating module for central heating systems and is integrated into the heating circuit as an additional heat source. It is suitable for supporting the heating of heating water when an existing primary heat source is to be supplemented, frost protection is to be supported, or electrical energy is to be specifically converted into heat.\u003c\/p\u003e \u003cp\u003eThe bundle combines the MDC 230 heating module with a 1.5 kW electric heating cartridge for operation at 230 V. This version is particularly interesting for smaller supplementary heating outputs in the heating circuit, for example in combination with solid fuel boilers, water-bearing fireplace systems, gas or oil boilers, as well as heat pumps.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e \u003cp\u003eThe MDC 230 is designed as an electric heating module for central heating systems. The steel tank is made of raw steel on the inside, powder-coated on the outside, and provided with 50 mm thick polyurethane foam thermal insulation. The outer cladding consists of plastic, and the lid is made of ABS plastic.\u003c\/p\u003e \u003cp\u003eThe 1.5 kW heating cartridge included in the bundle operates with 230 V single-phase current. It features stepless temperature adjustment, a red indicator light for heating operation, and a non-self-resetting safety temperature limiter. The heating module is intended for use with water or a suitable glycol mixture up to a maximum concentration of 50 percent.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eEveryday Benefits\u003c\/h2\u003e \u003cp\u003eThe bundle offers a compact way to introduce additional electric heat directly into the heating circuit. This allows an existing heating system to be flexibly supported without requiring a separate heat generator with fuel storage.\u003c\/p\u003e \u003cp\u003eThe 1.5 kW version is suitable for applications where high electric auxiliary output is not required. In combination with proper hydraulic integration and suitable control, the heating module can also be used for simple auxiliary heating, frost protection, or surplus electricity concepts.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e \u003cp\u003eThe MDC 230 is integrated into the parallel heating circuit on the flow or return line of the main heat source. For proper operation, an additional circulation pump is required to ensure the necessary minimum flow rate through the heating module.\u003c\/p\u003e \u003cp\u003eIntegration can be carried out in open or closed central heating systems, provided the appropriate safety devices are in place. A safety valve with a suitable opening pressure as well as proper electrical protection and control connection must be taken into account on site.\u003c\/p\u003e \u003c\/div\u003e \u003cstyle\u003e .product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd} \u003c\/style\u003e \u003cdiv class=\"product-th\"\u003e \u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e \u003cp\u003eThe following information refers to the bundle consisting of the MDC 230 heating module and the 1.5 kW electric heating cartridge.\u003c\/p\u003e \u003ctable class=\"product-th__table\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eRated power\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e1.5 kW\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eEnergy source\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eElectricity\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eVoltage\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e230 V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePhases\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e1-phase\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePower consumption\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e1,500 W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating pressure\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e10 bar \/ 1.0 MPa\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating temperature MDC\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e90 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. temperature setting heating cartridge\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 65 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating module connection size\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/4 inch\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating cartridge connection thread\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e1 1\/2 inch\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMaterial\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eSteel tank, raw steel inside, powder-coated outside\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eInsulation\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e50 mm polyurethane foam\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eInstallation\u003c\/h2\u003e \u003cp\u003eThe installation of the heating module, the hydraulic connection, and the electrical test must be carried out by a qualified professional. The MDC 230 is integrated into the heating circuit and may only be operated after the system has been completely filled, vented, and checked for leaks.\u003c\/p\u003e \u003cp\u003eFor the 1.5 kW version, a minimum flow rate of 86 l\/h must be ensured in the central heating system. The additional circulation pump must be designed so that it works together with the heating cartridge and reliably dissipates the heat from the module.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eNotes\u003c\/h2\u003e \u003cp\u003eThe heating module must not be operated dry. The safety valve, venting, minimum flow rate, electrical protection, and control connection must be checked before commissioning. No shut-off valves may be installed between the safety valve and the heating module.\u003c\/p\u003e \u003cp\u003eWhen using photovoltaic surplus, a suitable external controller or switching logic is required. The heating module itself does not replace system planning, heat load calculation, or professional electrical sizing.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eScope of delivery\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e1 x GEMA MDC 230 heating module\u003c\/li\u003e \u003cli\u003e1 x 1.5 kW electric heating cartridge according to bundle version\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Gema GmbH","offers":[{"title":"Numatytasis pavadinimas","offer_id":58087901364572,"sku":"MDC230+EEHP15","price":186.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/durchlauferhitzer-mdc-230-plus-15-kw-heizstab-2313619.webp?v=1770692309"},{"product_id":"gema-mdc-230-heizmodul-2-0-kw-230-v","title":"GEMA MDC 230 heating module with heating element 2.0 kW 230 V","description":"\u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eProduct Overview \u0026amp; Application Area\u003c\/h2\u003e \u003cp\u003eThe GEMA MDC 230 heating module 2.0 kW is an electric auxiliary heating module for central heating systems and is integrated into the heating circuit as an additional heat source. It is suitable for supporting the heating of heating water when an existing primary heat source is to be supplemented, frost protection is to be supported, or electrical energy is to be specifically converted into heat.\u003c\/p\u003e \u003cp\u003eThe bundle combines the MDC 230 heating module with a 2.0 kW electric heating cartridge for operation at 230 V. This version offers a slightly higher electric auxiliary output than the 1.5 kW variant and is suitable for applications where a moderate auxiliary heating output is required in the heating circuit.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e \u003cp\u003eThe MDC 230 is designed as an electric heating module for central heating systems. The steel tank is made of raw steel on the inside, powder-coated on the outside, and provided with 50 mm thick polyurethane foam thermal insulation. The outer cladding is made of plastic, and the lid is made of ABS plastic.\u003c\/p\u003e \u003cp\u003eThe 2.0 kW heating cartridge included in the bundle operates with 230 V single-phase current. It features stepless temperature adjustment, a red indicator light for heating operation, and a non-self-resetting safety temperature limiter. The heating module is intended for use with water or a suitable glycol mixture up to a maximum concentration of 50 percent.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eEveryday Benefits\u003c\/h2\u003e \u003cp\u003eThe bundle offers a compact way to introduce additional electric heat directly into the heating circuit. This allows an existing heating system to be flexibly supported without requiring a separate heat generator with fuel storage.\u003c\/p\u003e \u003cp\u003eThe 2.0 kW version is suitable for applications where a manageable electric auxiliary output is sufficient, but more reserve is desired than with the smaller 1.5 kW variant. In conjunction with proper hydraulic integration and suitable control, the heating module can also be used for simple auxiliary heating, frost protection, or surplus electricity concepts.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e \u003cp\u003eThe MDC 230 is integrated into the parallel heating circuit on the flow or return line of the main heat source. For proper operation, an additional circulation pump is required to ensure the necessary minimum flow rate through the heating module.\u003c\/p\u003e \u003cp\u003eIntegration can be carried out in open or closed central heating systems, provided the appropriate safety devices are in place. A safety valve with a suitable opening pressure as well as proper electrical protection and control connection must be taken into account on site.\u003c\/p\u003e \u003c\/div\u003e \u003cstyle\u003e .product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd} \u003c\/style\u003e \u003cdiv class=\"product-th\"\u003e \u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e \u003cp\u003eThe following information refers to the bundle consisting of the MDC 230 heating module and the 2.0 kW electric heating cartridge.\u003c\/p\u003e \u003ctable class=\"product-th__table\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eNominal power\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e2.0 kW\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eEnergy source\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eElectricity\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eVoltage\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e230 V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePhases\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eSingle-phase\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePower consumption\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e2,000 W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMinimum flow rate\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e114 l\/h\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating pressure\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e10 bar \/ 1.0 MPa\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating temperature MDC\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e90 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. temperature setting of heating cartridge\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 65 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eConnection size of heating module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/4 inch\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eConnection thread of heating cartridge\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e1 1\/2 inch\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eInstallation length of heating cartridge\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e300 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eUnheated area\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e70 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating module material\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eSteel tank, raw steel inside, powder-coated outside\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eInsulation\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e50 mm polyurethane foam\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eInstallation\u003c\/h2\u003e \u003cp\u003eThe installation of the heating module, the hydraulic connection, and the electrical test must be carried out by a qualified professional. The MDC 230 is integrated into the heating circuit and may only be operated once the system has been completely filled, vented, and checked for leaks.\u003c\/p\u003e \u003cp\u003eFor the 2.0 kW version, a minimum flow rate of 114 l\/h in the central heating system must be ensured. The additional circulation pump must be designed to work together with the heating cartridge and to reliably dissipate the heat from the module.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eNotes\u003c\/h2\u003e \u003cp\u003eThe heating module must not be operated dry. The safety valve, venting, minimum flow rate, electrical protection, and control connection must be checked before commissioning. No shut-off valves may be installed between the safety valve and the heating module.\u003c\/p\u003e \u003cp\u003eWhen using photovoltaic surplus power, a suitable external controller or switching logic is required. The heating module itself does not replace system planning, heat load calculation, or proper electrical sizing.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eScope of delivery\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e1 x GEMA MDC 230 heating module\u003c\/li\u003e \u003cli\u003e1 x 2.0 kW electric heating cartridge according to bundle configuration\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Gema GmbH","offers":[{"title":"Default Title","offer_id":54183883866460,"sku":"MDC230+EEHP2","price":193.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/durchlauferhitzer-mdc-230-plus-2-kw-heizstab-9684989.webp?v=1770692332"},{"product_id":"gema-mdc-400-heizmodul-6-0-kw-400-v","title":"GEMA MDC 400 heating module with heating element 6.0 kW 400 V","description":"\u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eProduct Overview \u0026amp; Application Area\u003c\/h2\u003e \u003cp\u003eThe GEMA MDC 400 heating module 6.0 kW is an electric auxiliary heating module for central heating systems and is integrated into the heating circuit as an additional heat source. It is suitable for supporting the heating of heating water when an existing primary heat source is to be supplemented, frost protection is to be supported, or electrical energy is to be specifically converted into heat.\u003c\/p\u003e \u003cp\u003eThe bundle combines the MDC 400 heating module with a 6.0 kW electric heating cartridge for operation at 400 V. This version is intended for applications where a higher electric auxiliary output is required in the heating circuit and a three-phase electrical connection can be professionally provided.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e \u003cp\u003eThe MDC 400 is designed as an electric heating module for central heating systems. The steel tank is made of raw steel on the inside, powder-coated on the outside, and provided with 50 mm thick polyurethane foam thermal insulation. The outer casing is made of plastic, and the lid is made of ABS plastic.\u003c\/p\u003e \u003cp\u003eThe 6.0 kW heating cartridge included in the bundle operates with 3~400 V three-phase current. It features stepless temperature adjustment, indicator lights for power connection and heating operation, as well as a non-self-resetting safety temperature limiter. The heating module is intended for use with water or a suitable glycol mixture up to a maximum concentration of 50 percent.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eEveryday Benefits\u003c\/h2\u003e \u003cp\u003eThe bundle offers a compact way to introduce additional electric heat directly into the heating circuit. This allows an existing heating system to be flexibly supported without requiring a separate heat generator with fuel storage.\u003c\/p\u003e \u003cp\u003eThe 6.0 kW version is suitable for systems where a significantly higher auxiliary output is required than with 230 V heating modules. In conjunction with professional hydraulic integration and suitable control, the heating module can be used for auxiliary heating, frost protection, or surplus electricity concepts.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e \u003cp\u003eThe MDC 400 is integrated into the parallel heating circuit on the flow or return line of the main heat source. For proper operation, an additional circulation pump is required to ensure the necessary minimum flow rate through the heating module.\u003c\/p\u003e \u003cp\u003eIntegration can be carried out in open or closed central heating systems, provided the appropriate safety devices are present. A safety valve with a suitable opening pressure as well as proper electrical protection and control connection must be taken into account on site.\u003c\/p\u003e \u003c\/div\u003e \u003cstyle\u003e .product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd} \u003c\/style\u003e \u003cdiv class=\"product-th\"\u003e \u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e \u003cp\u003eThe following information refers to the bundle consisting of the MDC 400 heating module and the 6.0 kW electric heating cartridge.\u003c\/p\u003e \u003ctable class=\"product-th__table\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eNominal power\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e6.0 kW\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eEnergy source\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eElectricity\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eVoltage\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e400 V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePhases\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e3-phase\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePower consumption\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e6,000 W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMinimum flow rate\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e343 l\/h\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eControl current heating cartridge\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e8.7 A\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating pressure\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e10 bar \/ 1.0 MPa\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating temperature MDC\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e90 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. temperature setting heating cartridge\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 70 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eConnection size heating module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/4 inch\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eConnection thread heating cartridge\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e1 1\/2 inch\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eInstallation length heating cartridge\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e500 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eUnheated area\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e100 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eDevice length MDC 400\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e600 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating module material\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eSteel tank, raw steel inside, powder-coated outside\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eInsulation\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e50 mm polyurethane foam\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eInstallation\u003c\/h2\u003e \u003cp\u003eThe installation of the heating module, the hydraulic connection, and the electrical test must be carried out by qualified professionals. The MDC 400 is integrated into the heating circuit and may only be operated after the system has been completely filled, vented, and checked for leaks.\u003c\/p\u003e \u003cp\u003eFor the 6.0 kW version, a minimum flow rate of 343 l\/h must be ensured in the central heating system. The additional circulation pump must be designed so that it works together with the heating cartridge and reliably dissipates the heat from the module.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eNotes\u003c\/h2\u003e \u003cp\u003eThe heating module must not be operated dry. The safety valve, venting, minimum flow rate, electrical protection, and control connection must be checked before commissioning. No shut-off valves may be installed between the safety valve and the heating module.\u003c\/p\u003e \u003cp\u003eWhen using photovoltaic surplus, a suitable external controller or switching logic is required. The heating module itself does not replace system planning, heat load calculation, or professional electrical sizing.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eScope of delivery\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e1 x GEMA MDC 400 heating module\u003c\/li\u003e \u003cli\u003e1 x 6.0 kW electric heating cartridge according to bundle version\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Gema GmbH","offers":[{"title":"Numatytasis pavadinimas","offer_id":54184730526044,"sku":"MDC400+EEHP6","price":335.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/durchlauferhitzer-mdc-400-plus-elektroheizstab-6-kw-4554019.jpg?v=1770693033"},{"product_id":"gema-mdc-plus-400-heizmodul-9-0-kw-400-v","title":"GEMA MDC PLUS 400 heating module with heating element 9.0 kW 400 V","description":"\u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eProduct Overview \u0026amp; Application Area\u003c\/h2\u003e \u003cp\u003eThe GEMA MDC PLUS 400 heating module 9.0 kW is an electric auxiliary heating module for central heating systems and is integrated into the heating circuit as an additional heat source. It is suitable for supporting the heating of heating water when an existing primary heat source is to be supplemented, frost protection is to be supported, or electrical energy is to be specifically converted into heat.\u003c\/p\u003e \u003cp\u003eThe bundle combines the MDC PLUS 400 heating module with a 9.0 kW electric heating cartridge for operation at 400 V. This version is the most powerful variant within the documented MDC series and is suitable for applications where a high electric auxiliary output is required in the heating circuit.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e \u003cp\u003eThe MDC PLUS 400 is designed as an electric heating module for central heating systems. The steel tank is made of raw steel on the inside, powder-coated on the outside, and provided with 50 mm thick polyurethane foam thermal insulation. The outer cladding consists of plastic, and the lid is made of ABS plastic.\u003c\/p\u003e \u003cp\u003eThe 9.0 kW heating cartridge included in the bundle operates with 3~400 V three-phase current. It features stepless temperature adjustment, indicator lights for power connection and heating operation, as well as a non-self-resetting safety temperature limiter. The heating module is intended for use with water or a suitable glycol mixture up to a maximum concentration of 50 percent.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eEveryday Benefits\u003c\/h2\u003e \u003cp\u003eThe bundle offers a compact way to introduce additional electric heat directly into the heating circuit. This allows an existing heating system to be flexibly supported without requiring a separate heat generator with fuel storage.\u003c\/p\u003e \u003cp\u003eThe 9.0 kW version is suitable for systems where a high electric auxiliary output is required. In conjunction with professional hydraulic integration and appropriate control, the heating module can be used for auxiliary heating, frost protection, or surplus electricity concepts.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e \u003cp\u003eThe MDC PLUS 400 is integrated into the parallel heating circuit on the flow or return line of the main heat source. For proper operation, an additional circulation pump is required to ensure the necessary minimum flow through the heating module.\u003c\/p\u003e \u003cp\u003eIntegration can be carried out in open or closed central heating systems, provided the appropriate safety devices are in place. A safety valve with a suitable opening pressure as well as proper electrical protection and control connection must be taken into account on site.\u003c\/p\u003e \u003c\/div\u003e \u003cstyle\u003e .product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd} \u003c\/style\u003e \u003cdiv class=\"product-th\"\u003e \u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e \u003cp\u003eThe following information refers to the bundle consisting of the MDC PLUS 400 heating module and the 9.0 kW electric heating cartridge.\u003c\/p\u003e \u003ctable class=\"product-th__table\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eNominal output\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e9.0 kW\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eEnergy source\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eElectricity\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eVoltage\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e400 V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePhases\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e3-phase\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePower consumption\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e9,000 W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMinimum flow rate\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e514 l\/h\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eControl current heating cartridge\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e13.0 A\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating pressure\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e10 bar \/ 1.0 MPa\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating temperature MDC\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e90 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. temperature setting heating cartridge\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 70 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eConnection size heating module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/4 inch\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eConnection thread heating cartridge\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e1 1\/2 inch\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eInstallation length heating cartridge\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e720 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eUnheated area\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e100 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eDevice length MDC PLUS 400\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e850 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating module material\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eSteel tank, raw steel inside, powder-coated outside\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eInsulation\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e50 mm polyurethane foam\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eInstallation\u003c\/h2\u003e \u003cp\u003eThe installation of the heating module, the hydraulic connection, and the electrical test must be carried out by a qualified professional. The MDC PLUS 400 is integrated into the heating circuit and may only be operated after the system has been completely filled, vented, and checked for leaks.\u003c\/p\u003e \u003cp\u003eFor the 9.0 kW version, a minimum flow rate of 514 l\/h must be ensured in the central heating system. The additional circulation pump must be designed so that it works together with the heating cartridge and reliably dissipates the heat from the module.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eNotes\u003c\/h2\u003e \u003cp\u003eThe heating module must not be operated dry. The safety valve, venting, minimum flow rate, electrical protection, and control connection must be checked before commissioning. No shut-off valves may be installed between the safety valve and the heating module.\u003c\/p\u003e \u003cp\u003eWhen using photovoltaic surplus, a suitable external controller or switching logic is required. The heating module itself does not replace system planning, heat load calculation, or professional electrical sizing.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eScope of delivery\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e1 x GEMA MDC PLUS 400 heating module\u003c\/li\u003e \u003cli\u003e1 x 9.0 kW electric heating cartridge according to bundle version\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Gema GmbH","offers":[{"title":"Numatytasis pavadinimas","offer_id":54187686855004,"sku":"MDC400P+EEHP9","price":385.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/durchlauferhitzer-notheizung-mdc-400p-inkl-elektroheizstab-9-kw-4897799.webp?v=1770692302"},{"product_id":"gema-mdc-230-bundle-modul-heizstab-eehp3-3-0-kw-230-v","title":"GEMA MDC 230 heating module + heating cartridge EEHP3 3.0 kW 230 V","description":"\u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eProduct Overview \u0026amp; Area of Application\u003c\/h2\u003e \u003cp\u003eThe GEMA MDC 230 bundle module + heating element EEHP3 3.0 kW 230 V is an electric auxiliary heating module for central heating systems. It combines the MDC 230 heating module with a matching 3.0 kW electric heating cartridge for operation at 230 V and is integrated directly into the heating circuit to provide additional heat input.\u003c\/p\u003e \u003cp\u003eThis version is suitable for heating support, frost protection support, emergency heat support, and for utilizing controlled surplus electricity, provided that the hydraulic and electrical integration is properly planned and implemented by a qualified professional.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e \u003cp\u003eThe MDC 230 is designed as an electric heating module for central heating systems. The tank is made of steel, finished internally as raw steel, powder-coated on the outside, and fitted with 50 mm thick polyurethane foam thermal insulation. The outer cladding is made of plastic, and the lid is made of ABS plastic.\u003c\/p\u003e \u003cp\u003eThe EEHP3 electric heating cartridge included in the bundle operates with 3.0 kW output at 230 V single-phase power. It features a plug connection, stepless temperature control up to approx. 65 °C, a frost protection function, and a non-self-resetting safety temperature limiter that trips at approx. 93 °C.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eEveryday Benefits\u003c\/h2\u003e \u003cp\u003eThe bundle enables additional electric heat input directly in the heating circuit without requiring a separate heat generator with fuel supply. This allows an existing heating system to be technically and sensibly supplemented when integrated appropriately.\u003c\/p\u003e \u003cp\u003eThe 3.0 kW version is the highest output level within the 230 V MDC 230 series and is particularly suitable for applications where compact electric auxiliary power is needed in the heating system.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e \u003cp\u003eThe MDC 230 is integrated into the parallel heating circuit on the flow or return line of the main heat source. Operation is intended for open or closed central heating systems with appropriate safety devices.\u003c\/p\u003e \u003cp\u003eFor proper operation, an additional circulation pump is required to ensure the minimum flow rate through the heating module. The module is designed for water or a suitable glycol mixture up to a maximum concentration of 50%.\u003c\/p\u003e \u003c\/div\u003e \u003cstyle\u003e .product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd} \u003c\/style\u003e \u003cdiv class=\"product-th\"\u003e \u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e \u003cp\u003eThe following information refers to the specific bundle consisting of the MDC 230 module and the matching EEHP3 electric heating cartridge.\u003c\/p\u003e \u003ctable class=\"product-th__table\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eNominal power\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e3.0 kW\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePower consumption\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e3,000 W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eVoltage\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e230 V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePhases\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eSingle-phase\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eConnection type\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003ePower cable with plug\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eFuse protection\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e16 A\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMinimum flow rate\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e171 l\/h or 2.85 l\/min\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eModule connection heating circuit\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/4 inch\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating cartridge connection\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/2 inch\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eInstallation length of heating cartridge\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e400 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eUnheated area\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e70 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. temperature setting of heating cartridge\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 65 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eSafety temperature limiter\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 93 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating pressure\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e10 bar \/ 1.0 MPa\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating temperature module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e90 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eDevice length MDC 230\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e500 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eInsulation\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e50 mm polyurethane foam\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMedium\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eWater or suitable glycol mixture up to max. 50% concentration\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eAssembly\u003c\/h2\u003e \u003cp\u003eThe assembly of the heating module, the hydraulic connection, and the electrical testing must be carried out by qualified personnel. The MDC 230 is integrated into the heating circuit and may only be operated once the system has been completely filled, vented, and checked for leaks.\u003c\/p\u003e \u003cp\u003eFor the 3.0 kW version, a minimum flow rate of 171 l\/h must be ensured. The additional circulation pump must be arranged so that it works together with the heating cartridge and reliably dissipates the heat from the module.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eNotes\u003c\/h2\u003e \u003cp\u003eThe heating module must not be operated dry. The safety valve, venting, minimum flow rate, electrical protection, and control connection must be checked before commissioning. No shut-off valves may be installed between the safety valve and the heating module.\u003c\/p\u003e \u003cp\u003eThe bundle does not replace system planning, heat load calculation, or electrical sizing. When using excess PV power, suitable external control or switching logic is required.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eScope of delivery\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e1 x GEMA MDC 230 heating module\u003c\/li\u003e \u003cli\u003e1 x matching EEHP3 electric heating cartridge 3.0 kW \/ 230 V according to bundle version\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Gema GmbH","offers":[{"title":"Numatytasis pavadinimas","offer_id":58078921851228,"sku":"MDC230+EEHP3","price":203.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/durchlauferhitzer-notheizung-mdc-400p-inkl-elektroheizstab-9-kw-4897799.webp?v=1770692302"},{"product_id":"gema-mdc-230-bundle-modul-heizstab-tehp23015-1-5-kw-230-v","title":"GEMA MDC 230 heating module + immersion heater Tehp23015 1.5 kW 230 V","description":"\u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eProduct Overview \u0026amp; Area of Application\u003c\/h2\u003e \u003cp\u003eThe GEMA MDC 230 bundle module + immersion heater Tehp23015 combines an MDC 230 heating module for central heating systems with a matching 1.5 kW electric heating cartridge for 230 V. The bundle is intended for the supplementary heating of heating water in suitable open or closed central heating systems.\u003c\/p\u003e \u003cp\u003eIt is suitable for heating support, supplementary heating, frost protection support, or for utilizing excess electrical energy in the heating circuit, provided that the hydraulics, electrical design, and safety devices are professionally planned and implemented.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e \u003cp\u003eThe MDC 230 module forms the hydraulic basis of the bundle. It features a steel tank with 50 mm polyurethane foam thermal insulation, a connection stub KP with female thread G 1 1\/4\u0026quot; and a heating cartridge connection with female thread G 1 1\/2\u0026quot;.\u003c\/p\u003e \u003cp\u003eThe immersion heater Tehp23015 provides the electric heating output. It operates at 1.5 kW at 230 V, has an immersion length of 360 mm, an unheated zone of 80 mm, a tubular Incoloy heating element, an adjustable operating temperature of 5 to 70 °C, and a safety temperature limiter at 87 °C.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eEveryday Benefits\u003c\/h2\u003e \u003cp\u003eThe bundle creates a clear combination of heating module and matching electric heating cartridge. This allows the module, output, voltage, and installation situation to be directly coordinated with each other.\u003c\/p\u003e \u003cp\u003eFor operators of water-based heating systems, the electric supplementary heat can be particularly helpful when an existing main heat source is to be temporarily supported, a heating circuit is to be protected against frost, or excess electricity is to be sensibly integrated as heat.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e \u003cp\u003eThe MDC 230 is integrated into a parallel heating circuit on the flow or return line of the main heat source. The medium must be water or a glycol mixture suitable for heating systems with a maximum concentration of 50%.\u003c\/p\u003e \u003cp\u003eFor operation, a minimum flow rate of 86 l\/h is required at 1.5 kW. An additional circulation pump must be provided to ensure this flow rate and be connected in parallel to the heating cartridge. In addition, the system must be protected against an impermissible pressure increase.\u003c\/p\u003e \u003c\/div\u003e \u003cstyle\u003e .product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd} \u003c\/style\u003e \u003cdiv class=\"product-th\"\u003e \u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e \u003cp\u003eThe following information refers to the specific bundle consisting of the MDC 230 module and the matching electric immersion heater Tehp23015.\u003c\/p\u003e \u003ctable class=\"product-th__table\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eBundle components\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eMDC 230 heating module + immersion heater Tehp23015\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eRated output of immersion heater\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e1.5 kW\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePower consumption\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e1500 W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eVoltage\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e230 V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eImmersion heater connection size\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e1 1\/2 inches\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eImmersion heater installation length\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e360 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eUnheated area\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e80 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eImmersion heater temperature range\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e5 to 70 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eSafety temperature limiter\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e87 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMinimum flow rate\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e86 l\/h, approx. 1.43 l\/min\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eModule connection heating circuit\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/4\u0026quot;\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating cartridge connection module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/2\u0026quot;\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating pressure module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e10 bar\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating temperature module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e90 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eLength MDC 230\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e500 mm\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eInstallation\u003c\/h2\u003e \u003cp\u003eThe hydraulic connection is made in a parallel heating circuit on the flow or return line of the main heat source. The pipe routing must allow complete filling, reliable venting, and adequate flow.\u003c\/p\u003e \u003cp\u003eInstallation, electrical connection, and commissioning may only be carried out by appropriately qualified specialists. Before switching on, the heating module and system must be completely filled and vented; the additional circulation pump must ensure the required minimum flow rate.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eNotes\u003c\/h2\u003e \u003cp\u003eOperation without water is not permitted. Dry running can damage the heating element and lead to dangerous operating conditions. The housing of the heating cartridge must not be covered or thermally insulated.\u003c\/p\u003e \u003cp\u003eA functional safety valve with the appropriate opening pressure is required. Fusing, cable cross-section, residual current protection, switching devices, and control connection must be designed on site according to power, network type, and applicable regulations.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eScope of delivery\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eMDC 230 heating module\u003c\/li\u003e \u003cli\u003eGEMA immersion heater 230 V Tehp23015 with 1.5 kW\u003c\/li\u003e \u003cli\u003eInstallation instructions for the immersion heater, if included with the individual item\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Gema GmbH","offers":[{"title":"Numatytasis pavadinimas","offer_id":58078926733660,"sku":"MDC230+TEHP23015","price":192.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/durchlauferhitzer-notheizung-mdc-400p-inkl-elektroheizstab-9-kw-4897799.webp?v=1770692302"},{"product_id":"gema-mdc-230-bundle-modul-heizstab-tehp2302-2-0-kw-230-v","title":"GEMA MDC 230 heating module + immersion heater TEHP2302 2.0 kW 230 V","description":"\u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eProduct Overview \u0026amp; Application Area\u003c\/h2\u003e \u003cp\u003eThe GEMA MDC 230 Bundle Module + Immersion Heater TEHP2302 2.0 kW 230 V combines an MDC 230 heating module with a matching 2.0 kW electric immersion heater for operation at 230 V. The bundle is intended for supplementary heat input into central heating systems and is integrated into the heating circuit.\u003c\/p\u003e \u003cp\u003eThis version is suitable for heating support, frost protection support, emergency heat support, and for utilizing surplus electricity when the system and control technology are appropriately designed. Professional hydraulic and electrical integration remains a prerequisite for safe operation.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e \u003cp\u003eThe MDC 230 module operates as an electric instantaneous water heater or heating module for central heating systems. It is designed for heating water or a suitable glycol mixture up to 50% concentration and features 50 mm thick polyurethane foam insulation.\u003c\/p\u003e \u003cp\u003eThe TEHP2302 immersion heater provides 2.0 kW of electric heating power at 230 V. It features a tubular Incoloy heating element, a 1 1\/2-inch threaded connection, an adjustable operating temperature from 5 to 70 °C, an ECO-POINT function, an operating indicator light, and a safety temperature limiter at 87 °C.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eEveryday Benefits\u003c\/h2\u003e \u003cp\u003eThe bundle supports existing heating systems with an electric auxiliary heat source directly in the heating circuit. This allows heat to be introduced into the central heating system as needed, without using a separate additional heat generator as a standalone heating device.\u003c\/p\u003e \u003cp\u003eThe combination of a matched MDC module and a suitable electric immersion heater is particularly practical: power, voltage, screw-in connection, and minimum flow rate can be clearly classified for this bundle version and taken into account in system planning.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e \u003cp\u003eThe MDC 230 heating module is intended for open or closed central heating systems with suitable safety devices. It is integrated in a parallel heating circuit on the flow or return line of the main heat source.\u003c\/p\u003e \u003cp\u003eFor the 2.0 kW version, a minimum flow rate of 114 l\/h is required. An additional circulation pump must be provided for this purpose, which is connected in parallel with the heating cartridge. A safety valve with the appropriate opening pressure is required and is not confirmed as a factory component of the module.\u003c\/p\u003e \u003c\/div\u003e \u003cstyle\u003e .product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd} \u003c\/style\u003e \u003cdiv class=\"product-th\"\u003e \u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e \u003cp\u003eThe following information refers to the specific bundle consisting of the MDC module and the matching electric heating cartridge.\u003c\/p\u003e \u003ctable class=\"product-th__table\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eBundle composition\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eMDC 230 module + immersion heater TEHP2302\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eRated power\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e2.0 kW\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePower consumption\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e2000 W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eVoltage\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e230 V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMDC module length\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e500 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eImmersion heater insertion length\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e360 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eUnheated area\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e80 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eImmersion heater connection size\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e1 1\/2 inch\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating circuit module connection\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/4 inch\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating cartridge connection module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/2 inch\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMedium\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eWater or suitable glycol mixture up to max. 50% concentration\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eModule insulation\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e50 mm polyurethane foam\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMinimum flow rate\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e114 l\/h, approx. 1.90 l\/min\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating pressure module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e1.0 MPa \/ 10 bar\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating temperature module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e90 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eTemperature range heating element\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e5 to 70 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eSafety temperature limiter\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e87 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating element material\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eIncoloy\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eInstallation\u003c\/h2\u003e \u003cp\u003eThe heating module is integrated into a parallel heating circuit on the flow or return line of the main heat source. The pipe routing must allow for complete filling and reliable venting.\u003c\/p\u003e \u003cp\u003eInstallation, electrical connection, testing, and commissioning may only be carried out by qualified specialist personnel. Before switching on, the system and module must be completely filled and vented; the required minimum flow rate must be ensured by an additional circulation pump.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eNotes\u003c\/h2\u003e \u003cp\u003eThe immersion heater must not be operated dry. The electrical supply may only be connected after the module and system have been filled with medium, vented, and checked for leaks.\u003c\/p\u003e \u003cp\u003eFusing, cable cross-section, protective measures, residual current protection, and switching devices must be designed on-site according to power, grid type, and applicable regulations. A functioning safety valve is required; no shut-off valves may be installed between the safety valve and the instantaneous water heater.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eScope of delivery\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eMDC 230 heating module\u003c\/li\u003e \u003cli\u003eGEMA immersion heater TEHP2302 2.0 kW 230 V\u003c\/li\u003e \u003cli\u003eInstallation instructions for the immersion heater, provided the immersion heater is supplied in accordance with the product documentation\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Gema GmbH","offers":[{"title":"Numatytasis pavadinimas","offer_id":58078930927964,"sku":"MDC230+TEHP2302","price":192.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/durchlauferhitzer-notheizung-mdc-400p-inkl-elektroheizstab-9-kw-4897799.webp?v=1770692302"},{"product_id":"gema-mdc-230-bundle-modul-heizstab-tehp25-2-5-kw-230-v","title":"GEMA MDC 230 heating module + immersion heater TEHP25 2.5 kW 230 V","description":"\u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eProduct Overview \u0026amp; Application Area\u003c\/h2\u003e \u003cp\u003eThe MDC 230 Bundle TEHP25 combines an MDC 230 heating module with a matching TEHP25 electric immersion heater for supplementary electric heat in the heating circuit of a central heating system. The bundle is intended for heating water and can be used in appropriately planned open or closed central heating systems.\u003c\/p\u003e \u003cp\u003eThe MDC module handles the hydraulic integration into the heating circuit, while the TEHP25 immersion heater provides the electric heat output. This makes the bundle suitable for applications where additional electric heat input into the heating circuit is required.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e \u003cp\u003eThe MDC 230 module is designed as an electric heating module or flow heater for central heating systems. It features a steel tank, 50 mm polyurethane foam insulation, a heating circuit connection with 1 1\/4\u0026quot; female thread, and a heating cartridge connection with 1 1\/2\u0026quot; female thread.\u003c\/p\u003e \u003cp\u003eThe TEHP25 immersion heater is a screw-in heating element with 2.5 kW output at 230 V. It features a 1 1\/2\u0026quot; connection thread, a temperature controller, a safety temperature limiter, an integrated indicator light, IP54 protection rating, and a sheath material of Incoloy 825.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eEveryday Benefits\u003c\/h2\u003e \u003cp\u003eThe bundle provides a compact way to integrate supplementary electric heat directly into the heating circuit. This can be particularly interesting for operators when an existing heating system is to be supplemented with an additional electric heat source.\u003c\/p\u003e \u003cp\u003eThe separate combination of module and immersion heater facilitates the professional assignment of components: the module is hydraulically integrated, while the immersion heater handles electric heat generation. This keeps the system layout, technical data, and subsequent maintenance clearly traceable.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e \u003cp\u003eThe MDC 230 module is integrated into the parallel heating circuit on the flow or return line of the main heat source. The medium is water or a suitable glycol mixture up to a maximum concentration of 50%.\u003c\/p\u003e \u003cp\u003eFor operation, proper hydraulic integration, an adequate minimum flow rate, an additional circulation pump, and a safety valve with an opening pressure of 1.0 MPa must be considered. The electrical connection of the TEHP25 immersion heater may only be carried out by qualified electricians.\u003c\/p\u003e \u003c\/div\u003e \u003cstyle\u003e .product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd} \u003c\/style\u003e \u003cdiv class=\"product-th\"\u003e \u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e \u003cp\u003eThe following information refers to the specific bundle consisting of the MDC module and the matching electric heating cartridge.\u003c\/p\u003e \u003ctable class=\"product-th__table\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eBase module in the bundle\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eMDC 230\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating rod SKU in the bundle\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eTEHP25\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eRated power\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e2.5 kW\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePower consumption\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e2,500 W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eVoltage\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e230 V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePhases\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003esingle-phase connection\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eFrequency\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e50 Hz\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eConnection type\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFixed connection\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eImmersion heater connection size\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eG 1 1\/2\u0026quot;\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eImmersion heater installation length\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e370 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eUnheated zone\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 120 mm from sealing surface\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eTemperature range\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 30 to 75 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eSafety temperature limiter\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 98 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eProtection class\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eIP54\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating rod material\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eSheath material Incoloy 825, brass head\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMedium\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eWater or suitable glycol mixture\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. glycol content\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e50%\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eModule connection heating circuit\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/4\u0026quot;\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating cartridge connection module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/2\u0026quot;\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating pressure\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e10 bar\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating temperature module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e90 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eLength MDC 230 module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e500 mm\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eInstallation\u003c\/h2\u003e \u003cp\u003eThe MDC module is hydraulically integrated into the parallel heating circuit. Before installation, the connection sizes, installation position, sealing surfaces, safety valve, circulation pump, electrical connection, and the existing system hydraulics must be checked by a qualified professional.\u003c\/p\u003e \u003cp\u003eThe electrical connection of the TEHP25 immersion heater must only be carried out by an approved electrician. Before switching on the power, the heating module and the system must be completely filled with water and vented.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eNotes\u003c\/h2\u003e \u003cp\u003eOperation without water is not permitted. During operation, the immersion heater and the sensor protection tube must be sufficiently surrounded by water. Dry running, unsuitable media, incorrect voltage, or operation outside the technical limits can cause damage.\u003c\/p\u003e \u003cp\u003eThe additional circulation pump must ensure the required flow rate. The product specifications do not replace proper system planning, heat load assessment, electrical sizing, or on-site inspection of the installation situation.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eScope of delivery\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eMDC 230 heating module\u003c\/li\u003e \u003cli\u003eTEHP25 electric immersion heater 2.5 kW 230 V\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Gema GmbH","offers":[{"title":"Numatytasis pavadinimas","offer_id":58078939742556,"sku":"MDC230+TEHP25","price":280.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/durchlauferhitzer-notheizung-mdc-400p-inkl-elektroheizstab-9-kw-4897799.webp?v=1770692302"},{"product_id":"gema-mdc-230-bundle-modul-heizstab-tehp3-3-0-kw-230-v","title":"GEMA MDC 230 heating module + TEHP3 heating rod 3.0 kW 230 V","description":"\u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eProduct Overview \u0026amp; Application Area\u003c\/h2\u003e \u003cp\u003eThe GEMA MDC 230 Bundle Module + Heating Rod TEHP3 combines an MDC 230 heating module with a matching 3.0 kW electric heating rod for use in central heating systems. The system serves to provide additional heating of heating water and can supplement existing heat generators in the heating circuit.\u003c\/p\u003e \u003cp\u003eThe bundle is suitable for open or closed central heating systems with professionally designed safety equipment. With appropriate system control, it can also be used to utilize surplus PV electricity as heat in the heating circuit.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e \u003cp\u003eThe MDC 230 module forms the hydraulic part of the bundle. It features a steel tank, 50 mm thick polyurethane thermal insulation, a heating circuit connection with female thread G 1 1\/4, and a sleeve for the electric heating cartridge with female thread G 1 1\/2.\u003c\/p\u003e \u003cp\u003eThe TEHP3 heating rod corresponds to the WPI-3.0 version with 3.0 kW power, 390 mm installation length, integrated temperature controller, safety temperature limiter, protection class IP54, and sheath material Incoloy 825.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eEveryday Benefits\u003c\/h2\u003e \u003cp\u003eThe bundle offers a clearly coordinated combination of heating module and electric heating rod. This gives the operator a compact additional heat source for heating water without having to match the module and heating rod individually.\u003c\/p\u003e \u003cp\u003eThe 230 V version is particularly relevant when a 230 V application is intended. The actual electrical connection, protection, and control must always match the system and be professionally checked.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e \u003cp\u003eThe MDC 230 module is integrated into the parallel heating circuit on the flow or return line of the main heat source. Operation requires a fully filled and vented system, sufficient minimum flow rate, and a suitable circulation pump.\u003c\/p\u003e \u003cp\u003eFor the 3.0 kW version, a minimum flow rate of 171 l\/h is required. This corresponds to approximately 2.85 l\/min. In addition, a functional safety valve with the appropriate opening pressure is required.\u003c\/p\u003e \u003c\/div\u003e \u003cstyle\u003e .product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd} \u003c\/style\u003e \u003cdiv class=\"product-th\"\u003e \u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e \u003cp\u003eThe following information refers to the specific bundle consisting of the MDC module and the matching electric heating cartridge.\u003c\/p\u003e \u003ctable class=\"product-th__table\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eBundle components\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eMDC 230 heating module + TEHP3 \/ WPI-3.0 electric heating rod\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eRated power\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e3.0 kW\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eVoltage\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e230 V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePhases\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e1\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePower consumption\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e3,000 W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMDC module length\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e500 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating rod installation length\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e390 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eUnheated area of heating rod\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 120 mm from sealing surface\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating circuit connection module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/4\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating cartridge connection module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/2\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMedium\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eWater or suitable glycol mixture up to max. 50%\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eInsulation\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e50 mm polyurethane foam\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating pressure\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e10 bar\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating temperature module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e90 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eTemperature range heating rod\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 30-75 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eSafety temperature limiter\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eSTB approx. 98 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eProtection rating heating rod\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eIP54\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMaterial heating rod\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eIncoloy 825\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMinimum flow rate\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e171 l\/h, approx. 2.85 l\/min\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eInstallation\u003c\/h2\u003e \u003cp\u003eThe heating module is hydraulically integrated into the parallel heating circuit. The pipe routing must allow for complete filling and safe venting. An additional circulation pump must be provided for operation to ensure the required minimum flow rate.\u003c\/p\u003e \u003cp\u003eInstallation, electrical connection, protection, line sizing, and commissioning may only be carried out by appropriately qualified specialists. The electrical supply may only be activated after the system has been completely filled, vented, and tested.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eNotes\u003c\/h2\u003e \u003cp\u003eDry running must be avoided. The heating rod and heating module may only be operated after the water filling, venting, tightness, safety valve, circulation pump, and electrical protective measures have been professionally checked.\u003c\/p\u003e \u003cp\u003eThe housing of the heating cartridge must not be covered or thermally insulated. Sizing, protection, and integration do not replace proper system planning.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eScope of delivery\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eMDC 230 heating module\u003c\/li\u003e \u003cli\u003eTEHP3 \/ WPI-3.0 electric heating rod\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Gema GmbH","offers":[{"title":"Default Title","offer_id":58078984962396,"sku":"MDC230+TEHP3","price":281.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/durchlauferhitzer-notheizung-mdc-400p-inkl-elektroheizstab-9-kw-4897799.webp?v=1770692302"},{"product_id":"gema-mdc-230-bundle-modul-heizstab-sehp3-3-0-kw-230-v","title":"GEMA MDC 230 heating module + heating rod SEHP3 3.0 kW 230 V","description":"\u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eProduct Overview \u0026amp; Application Area\u003c\/h2\u003e \u003cp\u003eThe GEMA MDC 230 Bundle Module + Heating Rod SEHP3 3.0 kW 230 V combines an MDC heating module for central heating systems with a matching electric heating cartridge. The combination is intended for the additional introduction of electric heat into the heating circuit and can support existing heat generators in open or closed central heating systems.\u003c\/p\u003e \u003cp\u003eThe bundle is suitable for applications where heating water is to be electrically reheated, an auxiliary heater is to be integrated, or excess electricity from photovoltaic systems is to be used as heat in the heating circuit. The design does not replace proper system planning, heat load calculation, or electrical sizing.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e \u003cp\u003eThe MDC 230 module is an electric flow heater or a heating module for central heating systems. It features a steel tank with a raw steel interior, powder-coated exterior, 50 mm polyurethane foam thermal insulation, and a heating circuit connection stub with internal thread G 1 1\/4\u0026quot;.\u003c\/p\u003e \u003cp\u003eThe SEHP3 heating rod operates at 3.0 kW on 230 V~ \/ 50 Hz. The heating elements are made of Incoloy 825. The heating rod features an infinitely adjustable thermostat, protection rating IP44, and a non-automatic temperature limiter that interrupts the circuit in the event of overheating.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eEveryday Benefits\u003c\/h2\u003e \u003cp\u003eThe combination of module and heating rod provides a compact electric auxiliary heat source directly in the heating circuit. This allows an existing central heating system to be specifically supplemented without having to assemble a matching module and heating rod individually.\u003c\/p\u003e \u003cp\u003eFor operators, the clear technical assignment is particularly helpful: The MDC 230 provides the integration into the heating circuit, while the SEHP3 heating rod delivers the electric heat output of 3.0 kW. This makes it easy to verify power, voltage, connection, and application area.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e \u003cp\u003eThe heating module is integrated into a parallel heating circuit on the flow or return line of the main heat source. The medium is water or a suitable glycol mixture with a maximum concentration of 50%.\u003c\/p\u003e \u003cp\u003eFor operation, the minimum flow rate must be ensured. At 3.0 kW heating output, 171 l\/h is required, corresponding to approx. 2.85 l\/min. An additional circulation pump must be provided and connected in parallel to the heating cartridge. A safety valve with an opening pressure of 1.0 MPa is required.\u003c\/p\u003e \u003c\/div\u003e \u003cstyle\u003e .product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd} \u003c\/style\u003e \u003cdiv class=\"product-th\"\u003e \u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e \u003cp\u003eThe following information refers to the specific bundle consisting of the MDC module and the matching electric heating cartridge.\u003c\/p\u003e \u003ctable class=\"product-th__table\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eNominal output\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e3.0 kW\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePower consumption\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e3,000 W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eVoltage\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e230 V~\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eFrequency\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e50 Hz\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePhases\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e1\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating cartridge connection module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/2\u0026quot;\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eModule connection heating circuit\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/4\u0026quot;\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eInstallation length heating rod\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e360 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eUnheated area \/ S dimension\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e60 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating rod temperature range\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 23-75 °C ±5\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eSafety temperature limiter\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 85 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating rod protection rating\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eIP44\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating rod material\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eIncoloy 825\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMinimum flow rate\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e171 l\/h, corresponding to approx. 2.85 l\/min\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMaximum operating pressure\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e10 bar\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMaximum operating temperature of module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e90 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eLength of MDC 230 module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e500 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eInsulation of MDC module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e50 mm polyurethane foam\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eInstallation\u003c\/h2\u003e \u003cp\u003eThe hydraulic connection is made in a parallel heating circuit on the flow or return line of the main heat source. For the MDC 230, horizontal installation is conservatively described. Pipe routing, filling, and venting must be carried out in such a way that the heating module is reliably filled with the medium.\u003c\/p\u003e \u003cp\u003eInstallation, electrical connection, and commissioning may only be carried out by qualified specialists. Before switching on the power supply, the system and heating module must be completely filled, vented, and checked for leaks. Fusing, cable cross-section, residual current protection, and switching devices must be properly designed on site.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eNotes\u003c\/h2\u003e \u003cp\u003eDry running is not permitted. The electrical supply may only be established once the device and system are completely filled with water and vented. The device may only be operated if the minimum flow rate is ensured and the additional circulation pump is active.\u003c\/p\u003e \u003cp\u003eThe safety valve is required and must not be isolated from the device by shut-off valves. The housing of the heating cartridge must not be covered or thermally insulated. The product data is intended for technical orientation and does not replace professional planning.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eScope of delivery\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eMDC 230 module\u003c\/li\u003e \u003cli\u003eMatching GEMA heating rod \/ electric heating cartridge SEHP3, 3.0 kW, 230 V\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Gema GmbH","offers":[{"title":"Numatytasis pavadinimas","offer_id":58079004655964,"sku":"MDC230+SEHP3","price":224.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/durchlauferhitzer-notheizung-mdc-400p-inkl-elektroheizstab-9-kw-4897799.webp?v=1770692302"},{"product_id":"gema-mdc-230-bundle-modul-heizstab-wehp2230-2-0-kw-230-v","title":"GEMA MDC 230 heating module + heating rod WEHP2230 2.0 kW 230 V","description":"\u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eProduct Overview \u0026amp; Application Area\u003c\/h2\u003e \u003cp\u003eThe MDC 230 Bundle Module + Heating Rod WEHP2230 combines an MDC 230 heating module for central heating systems with a matching 2.0 kW heating rod for 230 V. The bundle is intended for supplementary heat input into the heating circuit and is aimed at systems where electric supplementary heating is to be integrated cleanly into the existing heating system.\u003c\/p\u003e \u003cp\u003eIt is designed for use in open or closed central heating systems with appropriate safety devices. Typical applications include supplementary heating, frost protection support, emergency heat support, or the use of surplus electricity to add extra heat to the heating circuit.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e \u003cp\u003eThe MDC 230 module forms the hydraulic base body of the bundle. It features a steel tank with 50 mm polyurethane foam thermal insulation, a heating circuit connection with 1 1\/4 inch female thread, and a heating cartridge connection with 1 1\/2 inch female thread.\u003c\/p\u003e \u003cp\u003eThe heating rod WEHP2230 included in the bundle is designed as a 2.0 kW version for 230 V. It is based on the MB 2000 OWR1\/230V design, has a 1 1\/2 inch thread, an installation length of 385 mm, an integrated thermostat, and IP44 protection rating.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eEveryday Benefits\u003c\/h2\u003e \u003cp\u003eThe bundle simplifies selection because the module and heating rod are already listed as a technically matched combination. Operators thus receive a clearly assignable solution for additional heat in the heating circuit without having to coordinate the module and heating cartridge separately.\u003c\/p\u003e \u003cp\u003eThanks to the 230 V version, the bundle is particularly suitable for applications with moderate electric heating output. Temperature control is handled by the heating rod\u0026#39;s integrated thermostat.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e \u003cp\u003eThe MDC 230 heating module is integrated into the parallel heating circuit on the flow or return line of the main heat source. The module is designed for water or a suitable glycol mixture up to a maximum concentration of 50%.\u003c\/p\u003e \u003cp\u003eFor operation, the minimum flow rate must be ensured. At 2.0 kW heating output, this is 114 l\/h or 1.9 l\/min. An additional circulation pump and a functional safety valve must be included in the system design by the installer.\u003c\/p\u003e \u003c\/div\u003e \u003cstyle\u003e .product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd} \u003c\/style\u003e \u003cdiv class=\"product-th\"\u003e \u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e \u003cp\u003eThe following information refers to the specific bundle consisting of the MDC 230 module and the matching electric heating cartridge WEHP2230.\u003c\/p\u003e \u003ctable class=\"product-th__table\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eModel name\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eMDC 230 + WEHP2230\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eBundle type\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eModule + heating rod\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eBase module in the bundle\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eMDC 230\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating rod SKU in the bundle\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eWEHP2230\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eRated power\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e2.0 kW\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePower consumption\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e2,000 W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eVoltage\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e230 V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating rod connection size\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e1 1\/2 inch \/ 6\/4 inch\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating rod installation length\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e385 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eTemperature range\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 20 to 70 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eSafety temperature limiter\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 80 to 98 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating rod protection rating\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eIP44\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eModule insulation\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e50 mm polyurethane foam\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMedium\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eWater or suitable glycol mixture up to max. 50% concentration\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMinimum flow rate\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e114 l\/h or 1.9 l\/min\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eModule connection heating circuit\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/4 inch\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating cartridge connection module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/2 inch\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating pressure\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e10 bar \/ 1.0 MPa\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating temperature module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e90 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eModule length\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e500 mm\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eInstallation\u003c\/h2\u003e \u003cp\u003eThe hydraulic connection is made in the parallel heating circuit on the flow or return of the main heat source. The pipe routing must allow complete filling and safe venting.\u003c\/p\u003e \u003cp\u003eInstallation, electrical connection, protection, and commissioning are tasks for qualified professionals. Before switching on, the module and system must be completely filled and vented. The additional circulation pump must be sized and integrated so that the required minimum flow rate is achieved.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eNotes\u003c\/h2\u003e \u003cp\u003eThe heating rod must not be operated dry. The housing of the heating cartridge must not be covered or thermally insulated. A functioning safety valve is required; no shut-off valves may be installed between the safety valve and the heating module.\u003c\/p\u003e \u003cp\u003eThe bundle does not replace proper system planning, heat load calculation, hydraulic design, or electrical testing. The suitability for the specific system must be professionally verified before installation and commissioning.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eScope of delivery\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eMDC 230 heating module\u003c\/li\u003e \u003cli\u003eGEMA heating rod WEHP2230 2.0 kW 230 V\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Gema GmbH","offers":[{"title":"Default Title","offer_id":58079046402396,"sku":"MDC230+WEHP2230","price":185.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/durchlauferhitzer-notheizung-mdc-400p-inkl-elektroheizstab-9-kw-4897799.webp?v=1770692302"},{"product_id":"gema-mdc-230-bundle-modul-heizstab-wehp3230-3-0-kw-230-v","title":"GEMA MDC 230 heating module + heating rod WEHP3230 3.0 kW 230 V","description":"\u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eProduct Overview \u0026amp; Area of Application\u003c\/h2\u003e \u003cp\u003eThe MDC 230 Bundle Module Heating Rod 3 kW 230 V combines an MDC 230 heating module for central heating systems with the matching WEHP3230 heating rod. The bundle is intended for the additional introduction of heat into heating water and supports heating systems in which an electric supplementary heating module is to be integrated into the heating circuit.\u003c\/p\u003e \u003cp\u003eIts use is suitable as supplementary heating, post-heating, frost protection support, emergency heat support, or for utilizing surplus electricity in the heating circuit, provided that the system, controls, safety devices, and electrical integration are professionally designed for this purpose.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e \u003cp\u003eThe MDC 230 module forms the hydraulic part of the bundle. It features a steel tank, 50 mm thick polyurethane foam insulation, a plastic outer casing, and a heating circuit connection with G 1 1\/4 inch female thread.\u003c\/p\u003e \u003cp\u003eThe WEHP3230 heating rod is the electric heating cartridge in the bundle. It operates with 3.0 kW rated power at 230 V, has an integrated thermostat, a temperature control range of approx. 20 to 70 °C, and is integrated into the MDC module via the heating cartridge connection G 1 1\/2 inch.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eEveryday Benefits\u003c\/h2\u003e \u003cp\u003eThe bundle brings together the main components required for electric supplementary heat in the heating circuit. As a result, the MDC module and heating rod do not need to be separately matched to each other, provided that the system conditions match the selected power and voltage.\u003c\/p\u003e \u003cp\u003eThe combination supports a smooth, technically comprehensible expansion of existing central heating systems. Particularly relevant here are the 230 V version, the manageable rated power of 3.0 kW, and the clear separation between the hydraulic module and the electric heating cartridge.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e \u003cp\u003eThe MDC 230 heating module is integrated into the parallel heating circuit on the flow or return line of the main heat source. The medium can be water or a glycol mixture suitable for heating systems with a concentration of up to 50%.\u003c\/p\u003e \u003cp\u003eFor operation, a minimum flow rate of 171 l\/h, corresponding to approx. 2.85 l\/min, must be ensured. In addition, a suitable circulation pump, a functioning safety valve, and proper electrical integration are required.\u003c\/p\u003e \u003c\/div\u003e \u003cstyle\u003e .product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd} \u003c\/style\u003e \u003cdiv class=\"product-th\"\u003e \u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e \u003cp\u003eThe following information refers to the specific bundle consisting of the MDC module and the matching electric heating cartridge.\u003c\/p\u003e \u003ctable class=\"product-th__table\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eBase module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eMDC 230\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating rod SKU\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eWEHP3230\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eRated power\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e3.0 kW\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePower consumption\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e3,000 W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eVoltage\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e230 V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eFusing\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003enot above 16 A\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating rod connection size\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e1 1\/2 inch \/ 6\/4 inch\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating rod installation length\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e352 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating rod temperature range\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 20 to 70 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eSafety temperature limiter\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 80 to 98 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eProtection class\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eIP44\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMinimum flow rate\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e171 l\/h, approx. 2.85 l\/min\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eModule connection heating circuit\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/4 inch\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating cartridge connection module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/2 inch\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating pressure module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e1.0 MPa \/ 10 bar\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating temperature module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e90 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eLength MDC module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e500 mm\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eInstallation\u003c\/h2\u003e \u003cp\u003eHydraulic installation is carried out in a parallel heating circuit on the flow or return line of the main heat source. The system must be completely filled, vented, and checked for leaks before the electrical supply is connected.\u003c\/p\u003e \u003cp\u003eInstallation, electrical connection and commissioning may only be carried out by qualified specialists. For proper operation, the minimum flow rate, an additional circulation pump and the appropriate safety devices must be taken into account.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eNotes\u003c\/h2\u003e \u003cp\u003eThe heating element must not be operated dry. The module may only be operated with a functioning safety valve, and no shut-off valves may be installed between the safety valve and the heating module.\u003c\/p\u003e \u003cp\u003eThe product information does not replace proper system planning, heat load calculation or electrical sizing. Fusing, cable cross-section, protective measures, control and pump switching must always be checked against the specific system.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eScope of delivery\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eMDC 230 heating module\u003c\/li\u003e \u003cli\u003eWEHP3230 heating rod 3.0 kW 230 V\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Gema GmbH","offers":[{"title":"Default Title","offer_id":58079069339996,"sku":"MDC230+WEHP3230","price":185.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/durchlauferhitzer-notheizung-mdc-400p-inkl-elektroheizstab-9-kw-4897799.webp?v=1770692302"},{"product_id":"gema-mdc-230-bundle-modul-heizstab-wehpw2-2-0-kw-230-v","title":"GEMA MDC 230 heating module + heating cartridge WEHPW2 2.0 kW 230 V","description":"\u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eProduct Overview \u0026amp; Application Area\u003c\/h2\u003e \u003cp\u003eThe GEMA MDC 230 Bundle Module + Heating Cartridge WEHPW2 2.0 kW 230 V combines an Elektromet MDC 230 heating module with a matching 230 V heating cartridge with Wi-Fi control. The bundle is intended for supplementary electrical heating of heating water in central heating systems.\u003c\/p\u003e \u003cp\u003eIt is suitable for open or closed central heating systems with appropriate safety devices and can be used as supplementary heating, post-heating, frost protection support, or for additional heat input from surplus electricity. Proper hydraulic and electrical integration remains essential.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e \u003cp\u003eThe MDC 230 module forms the water-carrying heating circuit component. It features a steel tank, 50 mm polyurethane foam insulation, a heating circuit connection with female thread G 1 1\/4\u0026quot;, and a sleeve for the electric heating cartridge with female thread G 1 1\/2\u0026quot;.\u003c\/p\u003e \u003cp\u003eThe WEHPW2 heating cartridge provides the electrical heating output of 2.0 kW at 230 V. It has a 1 1\/2 inch threaded connection, a length from thread of 363 mm +\/- 10 mm, IPX4 enclosure protection, stainless steel construction, and temperature control on the device as well as via the WUG MB app.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eEveryday Benefits\u003c\/h2\u003e \u003cp\u003eThe bundle supports existing heating systems with a clearly defined supplementary electrical output and offers convenient temperature control thanks to the Wi-Fi-enabled heating cartridge. Operation can be carried out directly on the device module or via the app.\u003c\/p\u003e \u003cp\u003eFor operators, the combination of the heating circuit module and the matched heating cartridge is particularly practical because both main components are considered together. This allows output, voltage, connection size, and minimum flow rate to be precisely coordinated.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e \u003cp\u003eThe MDC 230 heating module is integrated into a parallel heating circuit on the flow or return line of the main heat source. It can supplement existing heat generators such as solid fuel boilers, fireplace systems with a water jacket, gas or oil boilers, and heat pumps.\u003c\/p\u003e \u003cp\u003eFor operation, a minimum flow rate of 114 l\/h must be ensured. For this purpose, an additional circulation pump must be provided, which is connected in parallel to the heating cartridge. In addition, a functioning safety valve with the appropriate opening pressure is required.\u003c\/p\u003e \u003c\/div\u003e \u003cstyle\u003e .product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd} \u003c\/style\u003e \u003cdiv class=\"product-th\"\u003e \u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e \u003cp\u003eThe following information refers to the specific bundle consisting of the MDC 230 module and the WEHPW2 heating cartridge.\u003c\/p\u003e \u003ctable class=\"product-th__table\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eNominal power\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e2.0 kW\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePower consumption\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e2,000 W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eVoltage\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e230 V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eConnection type\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eSchuko socket with protective conductor \/ earth\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating cartridge connection\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e1 1\/2 inch (6\/4 inch)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eInstallation length of heating cartridge\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e363 mm +\/- 10 mm from thread\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eTemperature range of heating cartridge\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 10 to 75 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eProtection rating of heating cartridge\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eIPX4\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating circuit module connection\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/4\u0026quot;\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating cartridge connection module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/2\u0026quot;\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMinimum flow rate\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e114 l\/h\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating pressure MDC module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e1.0 MPa\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating temperature MDC module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e90 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMDC device length\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e500 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMedium\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eWater or suitable glycol mixture up to max. 50% in the MDC module; heating cartridge for water\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eInsulation\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e50 mm polyurethane foam\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eInstallation\u003c\/h2\u003e \u003cp\u003eThe heating module is integrated into the parallel heating circuit. For the MDC 230, horizontal installation is required unless the original documentation supplied with the unit specifies otherwise. The pipe routing must allow for complete filling and reliable venting.\u003c\/p\u003e \u003cp\u003eThe heating cartridge is screwed into a suitable 1 1\/2 inch socket and installed horizontally with the connection cable pointing downward. Installation, electrical connection, and testing may only be carried out by qualified specialists.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eNotes\u003c\/h2\u003e \u003cp\u003eOperation without water is not permitted. Before switching on the power, the module, heating circuit, and piping must be completely filled and vented. The minimum flow rate must be ensured by means of an additional circulation pump.\u003c\/p\u003e \u003cp\u003eA safety valve is required and must not be separated from the heating module by shut-off valves. The housing of the heating cartridge must not be covered or thermally insulated. The product selection does not replace proper system planning, heat load calculation, or electrical sizing.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eScope of delivery\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eElektromet MDC 230 heating module\u003c\/li\u003e \u003cli\u003eGEMA heating cartridge with WLAN WEHPW2 2.0 kW 230 V\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Gema GmbH","offers":[{"title":"Numatytasis pavadinimas","offer_id":58079101321564,"sku":"MDC230+WEHPW2","price":303.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/durchlauferhitzer-notheizung-mdc-400p-inkl-elektroheizstab-9-kw-4897799.webp?v=1770692302"},{"product_id":"gema-mdc-230-bundle-modul-heizstab-wehpw3-3-0-kw-230-v","title":"GEMA MDC 230 Heating Module + Heating Cartridge WEHPW3 3.0 kW 230 V","description":"\u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eProduct Overview \u0026amp; Application Area\u003c\/h2\u003e \u003cp\u003eThe GEMA MDC 230 Bundle Module + Heating Cartridge WEHPW3 3.0 kW 230 V combines an MDC 230 heating module for central heating systems with a matching 230 V WLAN heating cartridge. The bundle serves the additional electric heating of heating water and is suitable for open or closed central heating systems with appropriate hydraulic and electrical integration.\u003c\/p\u003e \u003cp\u003eThe MDC module is integrated into the heating circuit, while the WEHPW3 heating cartridge provides the electric heat output. The bundle is therefore of interest for systems in which electric auxiliary heating, reheating, frost protection support, or the use of surplus electricity in the heating circuit is planned.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e \u003cp\u003eThe MDC 230 module is designed as an electric instantaneous water heater or heating module for central heating systems. It features a steel tank with 50 mm polyurethane foam thermal insulation, a heating circuit connection stub with G 1 1\/4\u0026quot; female thread, and a heating cartridge sleeve with G 1 1\/2\u0026quot; female thread.\u003c\/p\u003e \u003cp\u003eThe WEHPW3 heating cartridge delivers 3.0 kW of power at 230 V, has a 1 1\/2 inch threaded connection, and offers temperature control in the range of approx. 10 to 75 °C. Operation is carried out directly on the device module and additionally via the WUG MB app.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eEveryday Benefits\u003c\/h2\u003e \u003cp\u003eThe bundle combines a compact heating module for the heating circuit with an adjustable electric heating cartridge. This allows electric heat to be introduced specifically into a suitable central heating system without having to assemble the module and heating cartridge separately.\u003c\/p\u003e \u003cp\u003eThe WLAN function of the heating cartridge supports convenient operation via mobile devices. Operating modes such as Manual, Eko, Smart, Plan, Away, and Boost enable flexible temperature control within the intended application limits.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e \u003cp\u003eThe MDC 230 module is intended for the additional heating of heating water in central heating systems. Water or a glycol mixture suitable for heating systems with a maximum concentration of 50% is permitted as the medium.\u003c\/p\u003e \u003cp\u003eFor operation, a minimum flow rate of 171 l\/h at 3.0 kW must be ensured. An additional circulation pump must be provided and connected in parallel to the heating cartridge. The system must also be protected against excessive pressure with a suitable safety valve.\u003c\/p\u003e \u003c\/div\u003e \u003cstyle\u003e .product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd} \u003c\/style\u003e \u003cdiv class=\"product-th\"\u003e \u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e \u003cp\u003eThe following information refers to the specific bundle consisting of the MDC 230 module and the WEHPW3 electric heating cartridge.\u003c\/p\u003e \u003ctable class=\"product-th__table\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eNominal power\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e3.0 kW\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePower consumption\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e3,000 W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eVoltage\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e230 V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eConnection type\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e230 V Schuko socket with protective conductor \/ earth\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating cartridge connection\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e1 1\/2 inch (6\/4 inch)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eModule connection heating circuit\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/4\u0026quot;\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eInstallation length heating cartridge\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e345 mm ± 10 mm from thread\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eLength MDC module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e500 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating cartridge temperature range\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 10 to 75 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. module operating temperature\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e90 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. module operating pressure\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e10 bar\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMinimum flow rate\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e171 l\/h or 2.85 l\/min\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating cartridge protection class\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eIPX4\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMedium\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eWater or suitable glycol mixture up to max. 50% in the MDC module; heating cartridge for water\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eInstallation\u003c\/h2\u003e \u003cp\u003eThe MDC 230 module is integrated in the parallel heating circuit on the flow or return line of the main heat source. The pipe routing must allow complete filling and safe venting.\u003c\/p\u003e \u003cp\u003eInstallation, electrical connection and testing must be carried out by qualified specialists. Before switching on, the heating module and system must be completely filled with water and vented. The additional circulation pump must ensure the required minimum flow rate.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eNotes\u003c\/h2\u003e \u003cp\u003eOperation without water is not permitted. Dry running can damage the heating element and safety-related components. The housing of the heating cartridge must not be covered or thermally insulated.\u003c\/p\u003e \u003cp\u003eFusing, cable cross-section, residual current protection, switching devices and hydraulic integration must be designed on site according to the system setup, power and applicable regulations. The product description does not replace proper system planning, heat load calculation or electrical dimensioning.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eScope of delivery\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eMDC 230 heating module\u003c\/li\u003e \u003cli\u003eGEMA heating cartridge with Wi-Fi WEHPW3, 3.0 kW, 230 V\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Gema GmbH","offers":[{"title":"Default Title","offer_id":58079125438812,"sku":"MDC230+WEHPW3","price":313.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/durchlauferhitzer-notheizung-mdc-400p-inkl-elektroheizstab-9-kw-4897799.webp?v=1770692302"},{"product_id":"gema-mdc-400-heizmodul-4-5-kw-400-v","title":"GEMA MDC 400 heating module 4.5 kW 400 V","description":"\u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eProduct Overview \u0026amp; Area of Application\u003c\/h2\u003e \u003cp\u003eThe GEMA MDC 400 heating module 4.5 kW 400 V is a bundle consisting of the MDC 400 heating module and the matching TEHP45 \/ WPI-4.5 electric heating cartridge for central heating systems. It is integrated into the heating circuit as an electric supplementary heat source and supports existing heat generators in open or closed heating systems with appropriate safety devices.\u003c\/p\u003e \u003cp\u003eThe bundle is suitable for applications where heating water is to be additionally heated electrically, for example for reheating, frost protection support, emergency heat support, or for utilizing surplus electricity in the heating circuit. The specific integration must always match the existing system, hydraulics, and electrical design.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e \u003cp\u003eThe MDC 400 module forms the hydraulic base body of the system. It is designed as an electric instantaneous water heater or heating module for central heating systems, has a steel tank with 50 mm polyurethane foam thermal insulation, and is operated with water or a suitable glycol mixture up to a maximum concentration of 50%.\u003c\/p\u003e \u003cp\u003eThe TEHP45 \/ WPI-4.5 electric heating cartridge provides the electric heating output. It is designed as a screw-in heating element with integrated insulation separation, temperature controller, safety temperature limiter, and protection rating IP54. The heating cartridge is intended for 4.5 kW output at 400 V.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eEveryday Benefits\u003c\/h2\u003e \u003cp\u003eThe bundle combines a separate heating module with a suitably dimensioned electric heating cartridge, thereby creating a clear solution for additional electric heat input into the heating circuit. This can be particularly interesting for operators when an existing central heating system is to be specifically supplemented.\u003c\/p\u003e \u003cp\u003eBy considering the module and heating cartridge separately, the hydraulics, electrical output, and installation situation remain traceable. This facilitates the technical review before purchase and supports clean coordination with the specialist company, system planning, and the existing heating installation.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e \u003cp\u003eThe MDC 400 heating module is integrated into the parallel heating circuit on the flow or return line of the main heat source. The module is intended for central heating systems and can be used in open or closed systems, provided the appropriate safety devices are in place.\u003c\/p\u003e \u003cp\u003eFor the 4.5 kW version, a minimum flow rate of 257 l\/h must be ensured. For this purpose, an additional circulation pump must be provided, which is switched together with the heating cartridge. A functional safety valve with an opening pressure of 1.0 MPa is required.\u003c\/p\u003e \u003c\/div\u003e \u003cstyle\u003e .product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd} \u003c\/style\u003e \u003cdiv class=\"product-th\"\u003e \u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e \u003cp\u003eThe following information refers to the specific bundle consisting of the MDC module and the matching electric heating cartridge.\u003c\/p\u003e \u003ctable class=\"product-th__table\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eNominal power\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e4.5 kW\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePower consumption\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e4,500 W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eVoltage\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e400 V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePhases\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e3-phase\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eConnection type\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eDirect control; three-phase connection intended for WPI-4.5\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating cartridge connection\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/2\u0026quot;\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eModule connection heating circuit\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/4\u0026quot;\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eInstallation length heating rod\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e470 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eUnheated area\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 120 mm from sealing surface\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eTemperature control\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 30–75 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eSafety temperature limiter\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 98 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating element protection class\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eIP54\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMinimum flow rate\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e257 l\/h, approx. 4.28 l\/min\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating pressure\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e10 bar \/ 1.0 MPa\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating temperature module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e90 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eLength MDC module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e600 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMedium\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eWater or suitable glycol mixture up to max. 50% concentration\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eInstallation\u003c\/h2\u003e \u003cp\u003eThe hydraulic connection is carried out professionally in the parallel heating circuit on the flow or return line of the main heat source. The system must be set up so that the heating module can be completely filled, safely vented, and operated with the required minimum flow rate.\u003c\/p\u003e \u003cp\u003eInstallation, electrical connection, fuse protection, cable sizing, and commissioning may only be carried out by appropriately qualified specialists. Before switching on the power supply, the system, heating module, and heating cartridge must be completely filled with water or a suitable heating medium and vented.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eNotes\u003c\/h2\u003e \u003cp\u003eOperation without water is not permitted. Dry running, insufficient venting, lack of minimum flow, or an unsuitable pump setting can cause damage to the heating element and lead to safety risks.\u003c\/p\u003e \u003cp\u003eThe required safety valve, additional circulation pump, electrical protective measures, and on-site connections must be checked on the system side. This product description does not replace a heat load calculation, system planning, or electrical design.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eScope of delivery\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eMDC 400 heating module\u003c\/li\u003e \u003cli\u003eTEHP45 \/ WPI-4.5 electric heating cartridge with 4.5 kW for 400 V\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Gema GmbH","offers":[{"title":"Numatytasis pavadinimas","offer_id":58079377785180,"sku":"MDC400+TEHP45","price":305.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/durchlauferhitzer-notheizung-mdc-400p-inkl-elektroheizstab-9-kw-4897799.webp?v=1770692302"},{"product_id":"gema-mdc-400-bundle-modul-heizstab-tehp6-6-0-kw-400-v","title":"GEMA MDC 400 heating module + heating element TEHP6 6.0 kW 400 V","description":"\u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eProduct Overview \u0026amp; Application Area\u003c\/h2\u003e \u003cp\u003eThe GEMA MDC 400 Bundle Module Heating Element TEHP6 combines an MDC 400 heating module with a matching 6.0 kW electric heating element for 400 V. The bundle is intended for electric supplementary heating in central heating systems and supports existing heat generators in the heating circuit.\u003c\/p\u003e \u003cp\u003eThe MDC module is used as a hydraulically integrated heating module, while the TEHP6 heating element provides the electric heat output. This makes the set suitable for reheating, frost protection support, emergency heat support, and the additional use of surplus electricity when the system is planned and integrated accordingly.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e \u003cp\u003eThe MDC 400 heating module is designed for central heating systems and features a steel tank with 50 mm polyurethane foam insulation. The connection to the heating circuit is made via female thread G 1 1\/4\u0026quot;, and the connection for the electric heating cartridge is via female thread G 1 1\/2\u0026quot;.\u003c\/p\u003e \u003cp\u003eThe TEHP6 heating element corresponds to the 6.0 kW version of the WPI series. It operates at 400 V, has a sheath material of Incoloy 825, an IP54 protection rating, a temperature controller in the range of approx. 30 to 75 °C, and a safety temperature limiter at approx. 98 °C.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eEveryday Benefits\u003c\/h2\u003e \u003cp\u003eThe bundle creates a clearly assignable combination of heating module and matching electric heating cartridge. Operators thus receive an electric supplementary heat source that can support existing heating systems during temporary heat demand or as an additional heat source.\u003c\/p\u003e \u003cp\u003eThis solution is particularly helpful where an existing heat generator is to be supplemented without completely changing the basic structure of the heating system. The clear separation between module and heating element also facilitates technical assessment, spare part allocation, and later maintenance.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e \u003cp\u003eThe MDC 400 module is intended for open or closed central heating systems with appropriate safety devices. Water or a suitable glycol mixture up to a maximum concentration of 50% is permitted as the medium.\u003c\/p\u003e \u003cp\u003eIntegration takes place in a parallel heating circuit on the flow or return of the main heat source. For the 6.0 kW version, a minimum flow rate of 343 l\/h or approx. 5.72 l\/min must be ensured. An additional circulation pump and a suitable safety valve must be taken into account when planning the system.\u003c\/p\u003e \u003c\/div\u003e \u003cstyle\u003e .product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd} \u003c\/style\u003e \u003cdiv class=\"product-th\"\u003e \u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e \u003cp\u003eThe following information refers to the specific bundle consisting of the MDC module and the matching electric heating cartridge.\u003c\/p\u003e \u003ctable class=\"product-th__table\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eBase module in the bundle\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eMDC 400\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating element SKU in the bundle\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eTEHP6 \/ WPI-6.0\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eRated power\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e6.0 kW\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePower consumption\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e6,000 W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eVoltage\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e400 V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePhases\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003ethree-phase\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eConnection type\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eDirect control, three-phase star connection\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating element connection size\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eG 1 1\/2\u0026quot; \/ 6\/4\u0026quot;\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eImmersion heater installation length\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e560 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eUnheated zone\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 120 mm from sealing surface\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eImmersion heater temperature range\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 30 to 75 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eSafety temperature limiter\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 98 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eImmersion heater protection rating\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eIP54\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating element material\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eIncoloy 825\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMinimum flow rate\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e343 l\/h, approx. 5.72 l\/min\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eModule connection heating circuit\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/4\u0026quot;\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating cartridge connection module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/2\u0026quot;\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating pressure\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e10 bar\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. module operating temperature\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e90 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eLength MDC 400\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e600 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eInsulation\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e50 mm polyurethane foam\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMedium\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eWater or suitable glycol mixture up to max. 50%\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eInstallation\u003c\/h2\u003e \u003cp\u003eThe hydraulic integration of the MDC module must be carried out professionally into the heating circuit. Before switching on, the system and module must be completely filled and vented. The required minimum flow rate must be ensured via an additional circulation pump.\u003c\/p\u003e \u003cp\u003eThe electrical connection of the TEHP6 heating element may only be carried out by qualified electricians. The power supply may only be activated after the system has been filled, vented, and professionally inspected.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eNotes\u003c\/h2\u003e \u003cp\u003eDry running is not permitted and can cause damage to the heating element. The housing of the heating cartridge must not be covered or thermally insulated. A suitable safety valve with an opening pressure of 1.0 MPa is required.\u003c\/p\u003e \u003cp\u003eThe bundle does not replace proper system planning, heat load assessment, or electrical sizing. The design of fusing, wiring, safety devices, and hydraulic integration must match the specific system.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eScope of delivery\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eMDC 400 heating module\u003c\/li\u003e \u003cli\u003eTEHP6 \/ WPI-6.0 electric heating element 6.0 kW, 400 V\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Gema GmbH","offers":[{"title":"Numatytasis pavadinimas","offer_id":58079396364636,"sku":"MDC400+TEHP6","price":305.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/durchlauferhitzer-notheizung-mdc-400p-inkl-elektroheizstab-9-kw-4897799.webp?v=1770692302"},{"product_id":"gema-mdc-400-bundle-modul-heizstab-wehp6-6-0-kw-400-v","title":"GEMA MDC 400 heating module + heating element WEHP6 6.0 kW 400 V","description":"\u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eProduct Overview \u0026amp; Application Area\u003c\/h2\u003e \u003cp\u003eThe GEMA MDC 400 Bundle Module + Heating Element WEHP6 6.0 kW 400 V combines an MDC 400 heating module with a matching 6.0 kW electric immersion heater cartridge for operation at 400 V. The bundle is integrated into the heating circuit as an additional heat source and supports the heating of heating water in central heating systems.\u003c\/p\u003e \u003cp\u003eThe combination is suitable for systems in which electric supplementary heat, frost protection support, or controlled use of surplus electricity in the heating circuit is intended. The hydraulic and electrical integration must be planned and professionally implemented to suit the specific system.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e \u003cp\u003eThe MDC 400 module is designed as an electric instantaneous water heater or heating module for central heating systems. The steel tank is made of raw steel on the inside, powder-coated on the outside, and fitted with 50 mm thick polyurethane foam thermal insulation.\u003c\/p\u003e \u003cp\u003eThe WEHP6 heating element included in the bundle is based on the 400 V OWRG version with 6.0 kW output. It features an integrated thermostat, a control range of approx. 30 to 75 °C ±5 °C, and overheating protection at approx. 90 °C.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eEveryday Benefits\u003c\/h2\u003e \u003cp\u003eThe bundle offers a compact way to introduce electric heat directly into the heating circuit. Operators can use it to supplement an existing central heating system without having to separately match the heating element with a suitable module.\u003c\/p\u003e \u003cp\u003eThanks to the combination of heating module and electric immersion heater cartridge, the essential components for electric reheating in the heating circuit are already coordinated with each other. Safe circulation, sufficient minimum flow rate, and professional electrical integration remain particularly important.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e \u003cp\u003eThe MDC 400 heating module is intended for open or closed central heating systems with appropriate safety devices. The medium is water or a glycol mixture suitable for heating systems with a maximum glycol content of 50%.\u003c\/p\u003e \u003cp\u003eThe module is integrated in a parallel heating circuit on the flow or return line of the main heat source. For operation with 6.0 kW, a minimum flow rate of 343 l\/h must be ensured; for this purpose, an additional circulation pump must be provided, which is designed and operated to match the system.\u003c\/p\u003e \u003c\/div\u003e \u003cstyle\u003e .product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd} \u003c\/style\u003e \u003cdiv class=\"product-th\"\u003e \u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e \u003cp\u003eThe following information refers to the specific bundle consisting of the MDC 400 module and the matching WEHP6 electric heating cartridge.\u003c\/p\u003e \u003ctable class=\"product-th__table\"\u003e \u003ctbody\u003e \u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eBase module\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003eMDC 400\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eHeating element SKU\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003eWEHP6\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eHeating element type\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003eMB 6000 OWRG\/400V\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eRated power\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e6.0 kW\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003ePower consumption\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e6,000 W\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eVoltage\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e400 V\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eFrequency\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e50 Hz\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eConnection type\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003eThree-phase connection\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eHeating rod installation length\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e450 mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eMDC 400 device length\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e600 mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eHeating cartridge connection\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e1 1\/2 inch \/ 6\/4 inch\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eModule connection heating circuit\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/4 inch\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eMedium\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003eWater or suitable glycol mixture up to max. 50%\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eMax. operating pressure\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e1.0 MPa \/ 10 bar\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eMax. operating temperature module\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e90 °C\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eHeating element temperature control range\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003eapprox. 30 to 75 °C ±5 °C\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eSafety temperature limiter\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003eapprox. 90 °C\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd class=\"product-th__label\"\u003eMinimum flow rate\u003c\/td\u003e\n\u003ctd class=\"product-th__value\"\u003e343 l\/h, approx. 5.72 l\/min\u003c\/td\u003e\n\u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eInstallation\u003c\/h2\u003e \u003cp\u003eThe heating module is integrated into a parallel heating circuit on the flow or return line of the main heat source. Before switching on, the heating module and the system must be completely filled and vented to prevent the heating element from running dry.\u003c\/p\u003e \u003cp\u003eInstallation, hydraulic integration, electrical protection, connection, and testing are tasks for qualified specialists. The additional circulation pump must be sized so that the required minimum flow rate is reliably achieved at the installed heating output.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eNotes\u003c\/h2\u003e \u003cp\u003eThe bundle does not replace proper system planning, heat load assessment, or electrical sizing. The safety valve, circulation pump, protective measures, protection, and control connection must match the specific system.\u003c\/p\u003e \u003cp\u003eOperation without water is not permitted. The housing of the heating cartridge must not be covered or thermally insulated. In the event of unusual noises, odors, leaks, or malfunctions, the system must be taken out of operation and inspected by a specialist.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eScope of delivery\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eMDC 400 module\u003c\/li\u003e \u003cli\u003eGEMA heating element WEHP6 \/ MB 6000 OWRG\/400V with 6.0 kW and 400 V\u003c\/li\u003e \u003cli\u003eInstallation and safety instructions \/ operating manual as part of the product documentation\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Gema GmbH","offers":[{"title":"Numatytasis pavadinimas","offer_id":58079455215964,"sku":"MDC400+WEHP6","price":290.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/durchlauferhitzer-notheizung-mdc-400p-inkl-elektroheizstab-9-kw-4897799.webp?v=1770692302"},{"product_id":"gema-mdc-400-bundle-modul-heizstab-eehppv6-6-0-kw-400-v","title":"GEMA MDC 400 Heating Module + Heating Cartridge EEHPPV6 6.0 kW 400 V","description":"\u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eProduct Overview \u0026amp; Application Area\u003c\/h2\u003e \u003cp\u003eThe GEMA MDC 400 Bundle Module + Heating Cartridge EEHPPV6 6.0 kW 400 V combines an MDC 400 heating module with a matching electric heating cartridge for central heating systems. The bundle is suitable for additional electric heat input into the heating circuit and supports existing primary heat generators in professionally installed systems.\u003c\/p\u003e \u003cp\u003eTypical application areas include supplementary heating, post-heating, frost protection support, emergency heat support, and the use of surplus PV electricity for heat input into the heating circuit. The design must match the respective system, the minimum flow rate, and the available electrical connection capacity.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e \u003cp\u003eThe MDC 400 module forms the hydraulic base body for the heating circuit. It is designed for water or a suitable glycol mixture up to 50% concentration, features 50 mm polyurethane foam thermal insulation, and is connected to the heating circuit via female threads G 1 1\/4 inch.\u003c\/p\u003e \u003cp\u003eThe electric heating cartridge EEHPPV6 operates at 6.0 kW at 3~ 400 V. It features 3-stage power selection, temperature control in the range of approx. 5 to 75 °C, and a safety temperature limiter against overheating.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eEveryday Benefits\u003c\/h2\u003e \u003cp\u003eThe bundle offers a clear combination of heating module and matching electric heating cartridge. This makes it suitable for operators who want to add electric supplementary heat to the heating circuit without having to assemble the module and heating cartridge separately.\u003c\/p\u003e \u003cp\u003eThe manual power staging of the heating cartridge supports adapted operation when the full rated power is not required continuously. Especially in the context of a photovoltaic system, the stepwise power selection can be helpful when utilizing available electrical energy.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e \u003cp\u003eThe MDC 400 module is integrated into the parallel heating circuit on the flow or return line of the main heat source. It is intended for open or closed central heating systems with appropriate safety devices.\u003c\/p\u003e \u003cp\u003eFor operation of the 6.0 kW version, a minimum flow rate of 343 l\/h must be ensured. An additional circulation pump is required and must be sized to suit the system. The safety valve, electrical protection, and control connection must be properly taken into account.\u003c\/p\u003e \u003c\/div\u003e \u003cstyle\u003e .product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd} \u003c\/style\u003e \u003cdiv class=\"product-th\"\u003e \u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e \u003cp\u003eThe following information refers to the specific bundle consisting of the MDC module and the matching electric heating cartridge.\u003c\/p\u003e \u003ctable class=\"product-th__table\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eBase module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eMDC 400\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating rod SKU\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eEEHPPV6\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eRated power\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e6.0 kW\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePower consumption\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e6000 W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eVoltage\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e400 V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePhases\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e3 phases\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eFrequency\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e50 Hz\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eCurrent draw\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e8.7 A\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eConnection type\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e3~ 400 V three-phase connection\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating cartridge connection\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e1 1\/2 inch\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eInstallation length of heating cartridge\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e520 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eUnheated area\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e100 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eTemperature range of heating cartridge\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 5 to 75 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eSafety temperature limiter\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 93 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMinimum flow rate\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e5.72 l\/min, equivalent to 343 l\/h\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eModule connection heating circuit\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/4 inch\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating cartridge connection module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/2 inch\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMedium\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eWater or suitable glycol mixture\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. glycol content\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e50 %\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eInsulation\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e50 mm polyurethane foam\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating pressure\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e10 bar\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating temperature module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e90 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eModule length\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e600 mm\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eAssembly\u003c\/h2\u003e \u003cp\u003eThe heating module is integrated into the parallel heating circuit on the flow or return line of the main heat source. Before switching on, the module and the system must be completely filled with water and vented.\u003c\/p\u003e \u003cp\u003eAssembly, electrical connection, and testing are tasks for qualified professionals. The minimum flow rate of 343 l\/h must be ensured; for this purpose, an additional circulation pump must be provided, which is operated together with the heating cartridge.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eNotes\u003c\/h2\u003e \u003cp\u003eDry running must be avoided, as it can cause damage to the heating element and lead to safety risks. The device may only be operated with suitable safety devices and a functioning safety valve.\u003c\/p\u003e \u003cp\u003eThe product information does not replace proper planning, heat load calculation, or electrical sizing. The safety valve, circulation pump, fuse protection, installation material, and control connection must be checked to match the system.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eScope of delivery\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eMDC 400 heating module\u003c\/li\u003e \u003cli\u003eElectric heating cartridge EEHPPV6 \/ EJK maxi 6000 MR, 6.0 kW, 400 V\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Gema GmbH","offers":[{"title":"Numatytasis pavadinimas","offer_id":58079489360220,"sku":"MDC400+EEHPPV6","price":515.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/durchlauferhitzer-notheizung-mdc-400p-inkl-elektroheizstab-9-kw-4897799.webp?v=1770692302"},{"product_id":"gema-mdc-400-heizmodul-4-5-kw-400-v-defro-deh34","title":"GEMA MDC 400 heating module with DEFRO DEH34 heating element 4.5 kW 400 V","description":"\u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eProduct Overview \u0026amp; Application Areas\u003c\/h2\u003e \u003cp\u003eThe GEMA MDC 400 heating module with DEFRO DEH34 heating element 4.5 kW 400 V is a coordinated bundle for additional heat input into central heating systems. It combines the Elektromet MDC 400 heating module with a matching DEFRO ZGTi screw-in heating element in the 4.5 kW performance variant.\u003c\/p\u003e \u003cp\u003eThe bundle is suitable for heating heating water in open or closed central heating systems with appropriate safety devices. Typical application areas include supplementary heating, frost protection support, emergency heat support, or the use of surplus electricity to introduce heat into the heating circuit.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e \u003cp\u003eThe MDC 400 module is designed as an electric flow heater or heating module for central heating systems. It features a steel tank with 50 mm polyurethane foam thermal insulation, a plastic outer casing, and an ABS plastic lid.\u003c\/p\u003e \u003cp\u003eThe DEFRO DEH34 heating element belongs to the ZGTi series with controller and thermostat. The 4.5 kW version operates at 400 V \/ 3 x 230 V, has a 1 1\/2-inch connection thread, temperature control from 30 to 75 °C, a safety temperature limiter at 98 °C, and protection class IP55.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eEveryday Benefits\u003c\/h2\u003e \u003cp\u003eThe bundle enables electric supplementary heat directly in the heating circuit and can support existing heat generators such as solid fuel boilers, fireplace systems with water jacket, gas or oil boilers, as well as heat pumps.\u003c\/p\u003e \u003cp\u003eBy combining the heating module and the matching electric heating cartridge, the separate selection of the central components is eliminated. Operators receive a clearly assignable solution with 4.5 kW output for systems where the hydraulic and electrical integration is professionally planned.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e \u003cp\u003eThe MDC 400 module is integrated into a parallel heating circuit on the flow or return line of the main heat source. The heating circuit connection of the module is designed as an internal thread G 1 1\/4, and the socket for the electric heating cartridge as an internal thread G 1 1\/2.\u003c\/p\u003e \u003cp\u003eThe medium is water or a glycol mixture suitable for heating systems with a concentration of up to 50%. For operation, the required minimum flow rate must be ensured; at 4.5 kW, this is 257 l\/h.\u003c\/p\u003e \u003c\/div\u003e \u003cstyle\u003e .product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd} \u003c\/style\u003e \u003cdiv class=\"product-th\"\u003e \u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e \u003cp\u003eThe following information refers to the specific bundle consisting of the MDC module and the matching electric heating cartridge.\u003c\/p\u003e \u003ctable class=\"product-th__table\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eBase module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eElektromet MDC 400\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating element in the bundle\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eDEFRO ZGTi DEH34\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eRated power\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e4.5 kW\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePower consumption\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e4,500 W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eVoltage\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e400 V \/ 3 x 230 V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eConnection type\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e5-core connection cable, 1.5 mm², without plug\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eModule connection heating circuit\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/4\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating cartridge connection module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/2\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating rod installation length\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e350 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eUnheated area\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e100 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating rod temperature control\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e30 to 75 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eSafety temperature limiter\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e98 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating rod protection class\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eIP55\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMedium\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eWater or suitable glycol mixture up to max. 50%\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMinimum flow rate\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e257 l\/h, approx. 4.28 l\/min\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating pressure module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e1.0 MPa \/ 10 bar\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating temperature module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e90 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eDevice length module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e600 mm\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eInstallation\u003c\/h2\u003e \u003cp\u003eThe heating module is hydraulically integrated into the parallel heating circuit. The system must be completely filled, vented, and checked for leaks before the electrical supply is activated.\u003c\/p\u003e \u003cp\u003eInstallation, electrical connection, fusing, protective measures, and recommissioning may only be carried out by qualified professionals. An additional circulation pump is required to ensure that the minimum flow rate of 257 l\/h at 4.5 kW is reliably achieved.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eNotes\u003c\/h2\u003e \u003cp\u003eOperation without water is not permitted. The heating element must not be operated dry, and the housing of the heating cartridge must not be covered or thermally insulated.\u003c\/p\u003e \u003cp\u003eA functional safety valve with the appropriate opening pressure is required. The selection of power, hydraulic integration, and electrical sizing do not replace proper system planning.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eScope of delivery\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eMDC 400 heating module\u003c\/li\u003e \u003cli\u003eDEFRO ZGTi screw-in heating element DEH34, 4.5 kW\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Gema GmbH","offers":[{"title":"Numatytasis pavadinimas","offer_id":58079517475164,"sku":"MDC400+DEH34","price":400.5,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/durchlauferhitzer-notheizung-mdc-400p-inkl-elektroheizstab-9-kw-4897799.webp?v=1770692302"},{"product_id":"gema-mdc-400-bundle-modul-heizstab-deh36-6-0-kw-400-v","title":"GEMA MDC 400 heating module + heating element DEH36 6.0 kW 400 V","description":"\u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eProduct Overview \u0026amp; Application Area\u003c\/h2\u003e \u003cp\u003eThe MDC 400 Bundle DEH36 6 kW combines an Elektromet MDC 400 heating module with a matching DEFRO ZGTi screw-in heating element DEH36. The set is designed for additional electric heat input into central heating systems and is suitable for heating circuits where electric reheating or supplementary heat is technically intended.\u003c\/p\u003e \u003cp\u003eThe module is integrated into open or closed central heating systems and can support existing heat generators such as solid fuel boilers, water-bearing fireplaces, gas or oil boilers, as well as heat pumps. Use of surplus electricity, for example from photovoltaic systems, is also possible with appropriate system and control integration.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e \u003cp\u003eThe MDC 400 is the hydraulic heating module for the heating circuit. It features a steel tank, 50 mm polyurethane foam insulation, a plastic outer casing, and a heating circuit connection stub with internal thread G 1 1\/4\u0026quot;. The sleeve for the electric heating cartridge is designed with internal thread G 1 1\/2\u0026quot;.\u003c\/p\u003e \u003cp\u003eThe DEFRO ZGTi DEH36 heating rod provides the electric heating output. This variant operates at 6.0 kW at 400 V \/ 3 x 230 V, features temperature control from 30 to 75 °C, a safety temperature limiter at 98 °C, protection rating IP55, and a 5-core connection cable without plug.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eEveryday Benefits\u003c\/h2\u003e \u003cp\u003eThe bundle creates a clearly defined electric supplementary heat source for the heating circuit. This allows an existing heating system to be flexibly extended, for example for reheating, frost protection support, or temporary electric heat input.\u003c\/p\u003e \u003cp\u003eBy combining the module with the matching heating cartridge, the separate selection of the basic components is no longer necessary. Nevertheless, proper hydraulic integration, electrical design, and ensuring the required minimum flow rate remain crucial.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e \u003cp\u003eThe MDC 400 is integrated into a parallel heating circuit on the flow or return line of the main heat source. For the 6.0 kW version, a minimum flow rate of 343 l\/h must be ensured. For this purpose, an additional circulation pump must be provided, which is connected in parallel to the heating cartridge.\u003c\/p\u003e \u003cp\u003eThe heating module is intended for water or a suitable glycol mixture with a maximum concentration of 50%. The system must be completely filled, safely vented, and protected against excessive pressure increase.\u003c\/p\u003e \u003c\/div\u003e \u003cstyle\u003e .product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd} \u003c\/style\u003e \u003cdiv class=\"product-th\"\u003e \u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e \u003cp\u003eThe following information refers to the specific bundle consisting of the MDC module and the matching electric heating cartridge.\u003c\/p\u003e \u003ctable class=\"product-th__table\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eBase module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eMDC 400\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating element SKU\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eDEH36\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eRated power\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e6.0 kW\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePower consumption\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e6000 W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eVoltage\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e400 V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePhases\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e3\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eConnection type\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e5-wire, 1.5 mm², without plug\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating cartridge connection\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/2\u0026quot;\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating circuit module connection\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/4\u0026quot;\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating element installation length\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e460 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eUnheated area\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e100 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eTemperature control\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e30 to 75 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eSafety temperature limiter\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e98 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eProtection class\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eIP55\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMinimum flow rate\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e343 l\/h, equivalent to approx. 5.72 l\/min\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating pressure\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e10 bar\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating temperature module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e90 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eDevice length MDC 400\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e600 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMedium\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eWater or suitable glycol mixture up to max. 50%\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eInstallation\u003c\/h2\u003e \u003cp\u003eThe hydraulic installation is carried out in a parallel heating circuit on the flow or return of the main heat source. For operation, the system must be completely filled and vented. MDC 400 can be integrated horizontally or vertically, provided that proper venting and the specifications of the supplied product documentation are observed.\u003c\/p\u003e \u003cp\u003eThe electrical connection may only be carried out by qualified professionals. Fusing, cable cross-section, residual current protection, disconnecting device, and control connection must be designed to suit the system and the applicable regulations.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eNotes\u003c\/h2\u003e \u003cp\u003eDry running is not permitted. The device may only be switched on when the module, heating element, and heating circuit are completely filled with water and safely vented. The required minimum flow rate must be ensured by an additional circulation pump.\u003c\/p\u003e \u003cp\u003eA functioning safety valve with the appropriate opening pressure is required. No shut-off valves may be installed between the safety valve and the device. The product specifications do not replace system planning, heat load calculation, or electrical sizing.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eScope of delivery\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eMDC 400 heating module\u003c\/li\u003e \u003cli\u003eDEFRO ZGTi screw-in heating element DEH36 6.0 kW 400 V\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Gema GmbH","offers":[{"title":"Numatytasis pavadinimas","offer_id":58079544148316,"sku":"MDC400+DEH36","price":400.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/durchlauferhitzer-notheizung-mdc-400p-inkl-elektroheizstab-9-kw-4897799.webp?v=1770692302"},{"product_id":"gema-mdc-plus-400-bundle-modul-heizstab-tehp75-7-5-kw-400-v","title":"GEMA MDC Plus 400 heating module + TEHP75 heating element 7.5 kW 400 V","description":"\u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eProduct Overview \u0026amp; Application Area\u003c\/h2\u003e \u003cp\u003eThe GEMA MDC Plus 400 Bundle Module + Heating Rod TEHP75 7.5 kW 400 V combines a heating module for central heating systems with a matching electric heating cartridge for additional heat input into the heating circuit.\u003c\/p\u003e \u003cp\u003eThe bundle is suitable for systems where electric auxiliary heat, reheat, frost protection support, emergency heat support, or the use of surplus electricity from photovoltaic systems is planned. Proper hydraulic and electrical integration remains crucial.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e \u003cp\u003eThe MDC Plus 400 module provides the hydraulic integration into the heating circuit. It is designed as an electric flow-through heater or heating module for central heating systems and is integrated into the parallel heating circuit on the flow or return line of the main heat source.\u003c\/p\u003e \u003cp\u003eThe TEHP75 heating rod handles electric heat generation with 7.5 kW at 400 V. The electric heating cartridge features integrated insulation separation, a temperature controller, a safety temperature limiter, a protective cap with IP54 protection rating, and a sheath material made of Incoloy 825.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eEveryday Benefits\u003c\/h2\u003e \u003cp\u003eThe bundle creates an additional electric heat source in the heating circuit and can support existing heat generators depending on the situation. This is particularly interesting when electrical energy is to be deliberately introduced as heat into the central heating system.\u003c\/p\u003e \u003cp\u003eThe combination of module and matching heating rod creates a clearly assignable system unit. This makes it transparent for operators which base module and which electric heating cartridge belong together.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e \u003cp\u003eThe MDC Plus 400 module is intended for open or closed central heating systems with appropriate safety devices. The medium can be water or a glycol mixture suitable for heating systems up to a maximum concentration of 50%.\u003c\/p\u003e \u003cp\u003eOperation requires a functioning safety valve and an additional circulation pump. The circulation pump must ensure the necessary flow rate and be connected in parallel with the heating cartridge.\u003c\/p\u003e \u003c\/div\u003e \u003cstyle\u003e .product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd} \u003c\/style\u003e \u003cdiv class=\"product-th\"\u003e \u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e \u003cp\u003eThe following information refers to the specific bundle consisting of the MDC module and the matching electric heating cartridge.\u003c\/p\u003e \u003ctable class=\"product-th__table\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eNominal power\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e7.5 kW\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePower consumption\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e7,500 W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eVoltage\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e400 V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePhases\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e3-phase\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eConnection type\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eDirect control, three-phase connection in star configuration\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating element connection size\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eG 1 1\/2\u0026quot; \/ 6\/4\u0026quot;\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating element installation length\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e650 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eUnheated zone\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 120 mm from sealing surface\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eTemperature range\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 7-75 °C with frost protection range\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eSafety temperature limiter\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 98 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eProtection rating of heating element\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eIP54\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eSheath material of heating element\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eIncoloy 825\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating circuit connection module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/4\u0026quot;\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating cartridge connection module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/2\u0026quot;\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMDC module length\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e850 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMDC module insulation\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e50 mm polyurethane foam\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMedium\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eWater or suitable glycol mixture up to max. 50% concentration\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating pressure\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e10 bar \/ 1.0 MPa\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. module operating temperature\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e90 °C\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eInstallation\u003c\/h2\u003e \u003cp\u003eThe heating module is integrated into a parallel heating circuit on the flow or return line of the main heat source. Pipe routing, filling, venting, safety valve, and additional circulation pump must match the system and be carried out professionally.\u003c\/p\u003e \u003cp\u003eThe TEHP75 heating element is installed in a suitable socket G 1 1\/2\u0026quot; \/ 6\/4\u0026quot;. Installation, electrical design, protection, safety measures, and connection may only be carried out by qualified professionals.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eNotes\u003c\/h2\u003e \u003cp\u003eOperation without sufficient water filling is not permitted. Before switching on, the module, heating circuit, and heating element must be completely filled and vented.\u003c\/p\u003e \u003cp\u003eNo shut-off valves may be installed between the safety valve and the device. The housing of the heating cartridge must not be covered or thermally insulated. The product information does not replace professional system planning, heat load calculation, or electrical sizing.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eScope of delivery\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eMDC Plus 400 module\u003c\/li\u003e \u003cli\u003eTEHP75 \/ WPI-7.5 electric heating element 7.5 kW, 400 V\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Gema GmbH","offers":[{"title":"Numatytasis pavadinimas","offer_id":58079630950748,"sku":"MDC400P+TEHP75","price":328.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/durchlauferhitzer-notheizung-mdc-400p-inkl-elektroheizstab-9-kw-4897799.webp?v=1770692302"},{"product_id":"gema-mdc-plus-400-bundle-modul-heizstab-tehp9-9-0-kw-400-v","title":"GEMA MDC PLUS 400 heating module + heating rod TEHP9 9.0 kW 400 V","description":"\u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eProduct Overview \u0026amp; Area of Application\u003c\/h2\u003e \u003cp\u003eThe GEMA MDC PLUS 400 Bundle Module + Heating Rod TEHP9 9.0 kW 400 V combines an MDC PLUS 400 heating module with a matching 9.0 kW electric heating rod for central heating systems. The bundle is used for additional electric heating of heating water and is suitable for heating circuits in which supplementary heating, frost protection support, or an additional heat source is to be professionally integrated.\u003c\/p\u003e \u003cp\u003eThe MDC module forms the hydraulic base body for the heating circuit, while the TEHP9 heating rod provides the electric heat output. This creates a compact unit for existing heating systems with solid fuel boilers, water-carrying fireplace systems, gas or oil boilers, heat pumps, or comparable main heat sources.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e \u003cp\u003eThe MDC PLUS 400 module is designed as an electric heating module for central heating systems. It features a steel tank with 50 mm polyurethane foam thermal insulation, a heating circuit connection with female thread G 1 1\/4\u0026quot; and a connection for the electric heating cartridge with female thread G 1 1\/2\u0026quot;.\u003c\/p\u003e \u003cp\u003eThe GEMA electric heating rod TEHP9 corresponds to the 9.0 kW version of the WPI series. It operates at 400 V, has a G 1 1\/2\u0026quot; screw-in thread, an installation length of 720 mm, an unheated zone of approx. 120 mm from the sealing surface, temperature control, safety temperature limiter, and an IP54 protective cap made of ABS V-0.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eEveryday Benefits\u003c\/h2\u003e \u003cp\u003eThe bundle enables electric supplementary heat directly in the heating circuit without the need to add a separate heat generator with fuel storage. Especially during temporarily increased heat demand, as frost protection support, or for utilizing available surplus electricity, the combination can be a sensible addition to the heating system.\u003c\/p\u003e \u003cp\u003eThe 9.0 kW version provides high electric supplementary output and remains technically easy to understand thanks to the separate combination of hydraulic module and screw-in heating rod. The temperature control on the heating rod supports controlled heat input within the intended operating limits.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e \u003cp\u003eThe heating module is integrated into the parallel heating circuit on the flow or return line of the main heat source. For proper operation, the minimum flow rate must be maintained; at 9.0 kW, this is 514 l\/h or 8.57 l\/min.\u003c\/p\u003e \u003cp\u003eAn additional circulation pump is required and must be connected in parallel to the heating cartridge. The system must also be protected with a suitable safety valve. The hydraulic integration, electrical protection, and connection must be professionally planned and executed on the system side.\u003c\/p\u003e \u003c\/div\u003e \u003cstyle\u003e .product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd} \u003c\/style\u003e \u003cdiv class=\"product-th\"\u003e \u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e \u003cp\u003eThe following information refers to the specific bundle consisting of the MDC PLUS 400 module and the matching electric heating cartridge TEHP9.\u003c\/p\u003e \u003ctable class=\"product-th__table\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eNominal power\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e9.0 kW\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePower consumption\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e9,000 W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eVoltage\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e400 V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePhases\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003ethree-phase\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eFrequency\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e50 Hz\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eConnection type\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFixed connection \/ three-phase direct control in star configuration\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating rod connection size\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eG 1 1\/2\u0026quot; \/ 6\/4\u0026quot;\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating rod installation length\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e720 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eUnheated area of heating rod\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 120 mm from sealing surface\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eTemperature control of heating rod\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 30-75 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eSafety temperature limiter\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 98 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eProtection rating of heating rod\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eIP54\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMaterial of heating rod\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eSheath material Incoloy 825, brass head\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMinimum flow rate\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e514 l\/h or 8.57 l\/min\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eModule connection heating circuit\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/4\u0026quot;\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating rod connection module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/2\u0026quot;\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating pressure module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e1.0 MPa \/ 10 bar\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating temperature module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e90 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eDevice length MDC PLUS 400\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e850 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eInsulation\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e50 mm polyurethane foam\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMedium\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eWater or suitable glycol mixture up to max. 50% concentration\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eInstallation\u003c\/h2\u003e \u003cp\u003eThe MDC PLUS 400 heating module is integrated into the parallel heating circuit. The pipe routing must allow complete filling and reliable venting. Before switching on electrically, the module and system must be completely filled with water and vented.\u003c\/p\u003e \u003cp\u003eThe TEHP9 heating rod must be installed horizontally in a suitable G 1 1\/2\u0026quot; socket. Electrical connection, fusing, cable sizing and commissioning may only be carried out by qualified specialists.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eNotes\u003c\/h2\u003e \u003cp\u003eThe bundle may only be operated with a secured minimum flow rate. Operation without water, with insufficient venting, or without appropriate safety devices can cause damage to the heating element and the system.\u003c\/p\u003e \u003cp\u003eThe 9.0 kW output does not replace proper system planning, heat load calculation, or electrical sizing. The safety valve, additional circulation pump, electrical protection, and control connection must be designed appropriately on the system side.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eScope of delivery\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eMDC PLUS 400 heating module\u003c\/li\u003e \u003cli\u003eMatching GEMA electric heating rod TEHP9 \/ WPI-9.0, 9.0 kW, 400 V\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Gema GmbH","offers":[{"title":"Numatytasis pavadinimas","offer_id":58079648481628,"sku":"MDC400P + TEHP9","price":551.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/durchlauferhitzer-notheizung-mdc-400p-inkl-elektroheizstab-9-kw-4897799.webp?v=1770692302"},{"product_id":"gema-mdc-plus-400-bundle-modul-heizstab-wehp9-9-0-kw-400-v","title":"GEMA MDC PLUS 400 Heating Module + Heating Element WEHP9 9.0 kW 400 V","description":"\u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eProduct Overview \u0026amp; Application Area\u003c\/h2\u003e \u003cp\u003eThe GEMA MDC PLUS 400 Bundle Module + Heating Element WEHP9 9.0 kW 400 V is an electric auxiliary heating module for central heating systems and is integrated into the heating circuit as an additional heat source. It is suitable for supporting the heating of heating water when an existing primary heat source is to be supplemented, frost protection is to be supported, or electrical energy is to be specifically converted into heat.\u003c\/p\u003e \u003cp\u003eThe bundle combines the MDC PLUS 400 heating module with the matching WEHP9 electric heating cartridge with 9.0 kW output for operation at 400 V. This version is the most powerful variant within the documented MDC series and is suitable for applications where high electrical auxiliary output is required in the heating circuit.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e \u003cp\u003eThe MDC PLUS 400 is designed as an electric heating module for central heating systems. The steel tank is made of raw steel on the inside, powder-coated on the outside, and provided with 50 mm thick polyurethane foam thermal insulation. The outer cladding is made of plastic, and the lid is made of ABS plastic.\u003c\/p\u003e \u003cp\u003eThe WEHP9 heating cartridge included in the bundle operates with 3~400 V three-phase current. It features stepless temperature adjustment, indicator lights for power connection and heating operation, as well as a non-self-resetting safety temperature limiter. The heating module is intended for use with water or a suitable glycol mixture up to a maximum concentration of 50 percent.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eEveryday Benefits\u003c\/h2\u003e \u003cp\u003eThe bundle offers a compact way to introduce additional electric heat directly into the heating circuit. This allows an existing heating system to be flexibly supported without requiring a separate heat generator with fuel storage.\u003c\/p\u003e \u003cp\u003eThe 9.0 kW version is suitable for systems where high electrical auxiliary output is required. In conjunction with proper hydraulic integration and suitable control, the heating module can be used for auxiliary heating, frost protection, or excess electricity concepts.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e \u003cp\u003eThe MDC PLUS 400 is integrated into a parallel heating circuit on the flow or return line of the main heat source. For proper operation, an additional circulation pump is required to ensure the necessary minimum flow through the heating module.\u003c\/p\u003e \u003cp\u003eIntegration can be carried out in open or closed central heating systems, provided the appropriate safety devices are in place. A safety valve with a suitable opening pressure as well as proper electrical protection and control connection must be provided on-site.\u003c\/p\u003e \u003c\/div\u003e \u003cstyle\u003e .product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd} \u003c\/style\u003e \u003cdiv class=\"product-th\"\u003e \u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e \u003cp\u003eThe following information refers to the bundle consisting of the MDC PLUS 400 heating module and the WEHP9 electric heating cartridge.\u003c\/p\u003e \u003ctable class=\"product-th__table\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eNominal power\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e9.0 kW\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eEnergy source\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eElectricity\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eVoltage\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e400 V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePhases\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e3-phase\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePower consumption\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e9,000 W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMinimum flow rate\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e514 l\/h\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eControl current heating cartridge\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e13.0 A\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating pressure\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e10 bar \/ 1.0 MPa\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating temperature MDC\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e90 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. temperature setting heating cartridge\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 70 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eConnection size heating module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/4 inch\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eConnection thread heating cartridge\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e1 1\/2 inch\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eInstallation length heating cartridge\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e720 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eUnheated area\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e100 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eDevice length MDC PLUS 400\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e850 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating module material\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eSteel tank, raw steel inside, powder-coated outside\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eInsulation\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e50 mm polyurethane foam\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eInstallation\u003c\/h2\u003e \u003cp\u003eInstallation of the heating module, hydraulic connection, and electrical testing must be carried out by qualified professionals. The MDC PLUS 400 is integrated into the heating circuit and may only be operated after the system has been completely filled, vented, and checked for leaks.\u003c\/p\u003e \u003cp\u003eFor the 9.0 kW version, a minimum flow rate of 514 l\/h must be ensured in the central heating system. The additional circulation pump must be designed so that it works together with the heating cartridge and reliably dissipates the heat from the module.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eNotes\u003c\/h2\u003e \u003cp\u003eThe heating module must not be operated dry. The safety valve, venting, minimum flow rate, electrical protection, and control connection must be checked before commissioning. No shut-off valves may be installed between the safety valve and the heating module.\u003c\/p\u003e \u003cp\u003eWhen using photovoltaic surplus, a suitable external controller or switching logic is required. The heating module itself does not replace system planning, heat load calculation, or professional electrical sizing.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eScope of delivery\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e1 x GEMA MDC PLUS 400 heating module\u003c\/li\u003e \u003cli\u003e1 x WEHP9 electric heating cartridge 9.0 kW 400 V according to bundle version\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Gema GmbH","offers":[{"title":"Numatytasis pavadinimas","offer_id":58079667618140,"sku":"MDC400P + WEHP9","price":314.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/durchlauferhitzer-mdc-400-plus-elektroheizstab-6-kw-4554019.jpg?v=1770693033"},{"product_id":"gema-mdc-plus-400-bundle-modul-heizstab-eehppv9-9-0-kw-400-v","title":"GEMA MDC PLUS 400 heating module + heating rod EEHPPV9 9.0 kW 400 V","description":"\u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eProduct Overview \u0026amp; Area of Application\u003c\/h2\u003e \u003cp\u003eThe GEMA MDC PLUS 400 bundle module + heating rod EEHPPV9 9.0 kW 400 V combines an MDC PLUS 400 heating module with a matching electric heating cartridge for supplementary heat input into central heating systems.\u003c\/p\u003e \u003cp\u003eThe bundle is suitable for heating systems in which electric supplementary heat, supplementary heating, frost protection support, emergency heat support, or the use of surplus PV power as heat in the heating circuit is intended. Proper hydraulic and electrical integration remains crucial here.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e \u003cp\u003eThe MDC PLUS 400 is an electric heating module, or rather an electric flow heater for central heating systems. It is integrated into the heating circuit and is designed for water or a suitable glycol mixture up to a maximum concentration of 50%.\u003c\/p\u003e \u003cp\u003eThe EEHPPV9 electric heating cartridge provides 9.0 kW of electric heating output at 3~ 400 V. The output can be set to 3 kW, 6 kW, or 9 kW via the separate 3-step rotary switch. Temperature control operates in the range of approx. 5 to 75 °C; a safety temperature limiter interrupts operation in the event of overheating.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eEveryday Benefits\u003c\/h2\u003e \u003cp\u003eThe bundle supports existing heating systems with a clearly defined electric supplementary heat source. This allows heat to be introduced into the heating circuit in a targeted manner when the main heat generator is to be supplemented or temporarily relieved.\u003c\/p\u003e \u003cp\u003eThe stepwise output selection of the heating cartridge is particularly helpful when the full rated output is not permanently required. Operators thus receive a more adaptable electric supplementary heating system for practical plant operation.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e \u003cp\u003eThe MDC PLUS 400 is integrated into a parallel heating circuit on the flow or return line of the main heat source. It is intended for use in open and closed central heating systems with appropriate safety devices.\u003c\/p\u003e \u003cp\u003eFor operation at 9.0 kW, a minimum flow rate of 514 l\/h is required. An additional circulation pump must be provided and connected in parallel to the heating cartridge. The safety valve, electrical protection, control connection, and necessary installation materials must be professionally checked on the system side.\u003c\/p\u003e \u003c\/div\u003e \u003cstyle\u003e .product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd} \u003c\/style\u003e \u003cdiv class=\"product-th\"\u003e \u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e \u003cp\u003eThe following information refers to the specific bundle consisting of the MDC module and the matching electric heating cartridge.\u003c\/p\u003e \u003ctable class=\"product-th__table\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eBase module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eMDC PLUS 400\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating rod SKU\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eEEHPPV9\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eRated power\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e9.0 kW\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePower consumption\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e9,000 W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eVoltage\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e3~ 400 V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePhases\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e3\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eFrequency\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e~50 Hz\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eCurrent draw\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e13.0 A\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003ePower levels\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e3 \/ 6 \/ 9 kW via 3-stage rotary switch\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eTemperature control\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 5 to 75 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eSafety temperature limiter\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eapprox. 93 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eInstallation length of heating cartridge\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e735 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eUnheated area\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e100 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating cartridge connection size\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eG 1 1\/2 inch\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eModule connection heating circuit\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/4 inch\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating cartridge connection module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eFemale thread G 1 1\/2 inch\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMedium\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eWater or suitable glycol mixture up to max. 50%\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMinimum flow rate\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e514 l\/h, approx. 8.57 l\/min\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating pressure\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e10 bar\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating temperature module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e90 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eDevice length module\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e850 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eInsulation\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e50 mm polyurethane foam\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eInstallation\u003c\/h2\u003e \u003cp\u003eThe heating module must be professionally integrated into the heating circuit. The pipe routing must ensure safe filling, venting, and flow through the system. An additional circulation pump is required for operation to maintain the necessary minimum flow rate.\u003c\/p\u003e \u003cp\u003eInstallation, electrical connection and commissioning may only be carried out by qualified specialists. Before switching on, the system and module must be completely filled and vented.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eNotes\u003c\/h2\u003e \u003cp\u003eDry running must be avoided, as this can damage the heating element. The heating cartridge may only be operated once the heating element is fully immersed in the medium and the minimum flow rate is ensured.\u003c\/p\u003e \u003cp\u003eThe device does not replace proper system planning, heat load calculation or electrical sizing. The safety valve, circulation pump, fuse protection, cable cross-section and control connection must be designed and checked to suit the system.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eScope of delivery\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eMDC PLUS 400 heating module\u003c\/li\u003e \u003cli\u003eEEHPPV9 electric heating cartridge \/ EJK maxi 9000 MR with 9.0 kW\u003c\/li\u003e \u003cli\u003eFlat gasket or O-ring for the electric heating cartridge, insofar as it is part of the version in accordance with the heating cartridge documentation\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Gema GmbH","offers":[{"title":"Numatytasis pavadinimas","offer_id":58079685149020,"sku":"MDC400P+EEHPPV9","price":540.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/durchlauferhitzer-notheizung-mdc-400p-inkl-elektroheizstab-9-kw-4897799.webp?v=1770692302"},{"product_id":"gema-mdc-plus-400-heizmodul-deh39-9-0-kw-400-v","title":"GEMA MDC PLUS 400 heating module + heating cartridge 9.0 kW 400 V","description":"\u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eGEMA MDC PLUS 400 heating module 9.0 kW 400 V\u003c\/h2\u003e \u003cp\u003eThe GEMA MDC PLUS 400 heating module 9.0 kW 400 V is a bundle consisting of an MDC PLUS 400 heating module and a matching 9.0 kW electric heating cartridge for central heating systems. It is used for supplementary heating of heating water and can support existing heat generators such as solid fuel boilers, water-bearing fireplace systems, gas or oil boilers, and heat pumps.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eWhat is included in the bundle?\u003c\/h2\u003e \u003cp\u003eThe bundle combines the MDC PLUS 400 module as a hydraulically integrated heating module with a matching 9.0 kW heating cartridge. The module is integrated into the heating circuit, while the heating cartridge provides the electric heat output. This creates a compact solution for electric supplementary heating or additional heating in the heating circuit.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eMDC module and heating cartridge in interaction\u003c\/h2\u003e \u003cp\u003eThe MDC PLUS 400 module has a sleeve for the electric heating cartridge and is integrated into the heating circuit as an electric instantaneous water heater or heating module. The 9.0 kW heating cartridge is operated at 400 V \/ 3 x 230 V and features temperature control, a safety temperature limiter, and a 5-core connection cable without plug. The hydraulic integration and electrical connection must be carried out by a qualified professional.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTypical areas of application\u003c\/h2\u003e \u003cp\u003eThe heating module is suitable for central heating systems where electric supplementary heating, additional heating, frost protection support, or a temporary heat source is required. The use of surplus electricity, for example from a photovoltaic system, is also possible as an additional heat input into the heating circuit, provided the system and control integration are carried out professionally.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e \u003cp\u003eThe most important technical data of the bundle consisting of the MDC PLUS 400 module and the 9.0 kW heating cartridge at a glance.\u003c\/p\u003e \u003cstyle\u003e .gema-tech-table{width:100%;border-collapse:collapse;margin:16px 0;font-size:15px;line-height:1.4} .gema-tech-table th,.gema-tech-table td{border:1px solid #d8e0ec;padding:10px;text-align:left;vertical-align:top} .gema-tech-table th{background:#f4f7fb;font-weight:700} .gema-tech-table td:first-child{font-weight:600;width:38%} \u003c\/style\u003e \u003ctable class=\"gema-tech-table\"\u003e \u003cthead\u003e \u003ctr\u003e \u003cth\u003eTechnical value\u003c\/th\u003e \u003cth\u003eSpecification\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd\u003eNominal power\u003c\/td\u003e \u003ctd\u003e9.0 kW\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eVoltage\u003c\/td\u003e \u003ctd\u003e400 V \/ 3 x 230 V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eMDC module\u003c\/td\u003e \u003ctd\u003eMDC PLUS 400\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eDevice length MDC module\u003c\/td\u003e \u003ctd\u003e850 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eHeating cartridge connection\u003c\/td\u003e \u003ctd\u003eFemale thread G 1 1\/2 inch\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eHeating circuit connection\u003c\/td\u003e \u003ctd\u003eFemale thread G 1 1\/4 inch\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eInstallation length of heating element\u003c\/td\u003e \u003ctd\u003e680 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eUnheated area of heating element\u003c\/td\u003e \u003ctd\u003e100 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eTemperature control of heating element\u003c\/td\u003e \u003ctd\u003e30 to 75 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eSafety temperature limiter\u003c\/td\u003e \u003ctd\u003e98 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eProtection rating of heating element\u003c\/td\u003e \u003ctd\u003eIP55\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eMinimum flow rate\u003c\/td\u003e \u003ctd\u003e514 l\/h\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eMax. operating pressure of module\u003c\/td\u003e \u003ctd\u003e10 bar\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eMax. operating temperature of module\u003c\/td\u003e \u003ctd\u003e90 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eMedium\u003c\/td\u003e \u003ctd\u003eWater or suitable glycol mixture up to max. 50% concentration\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eImportant notes on design and installation\u003c\/h2\u003e \u003cp\u003eFor proper operation, the minimum flow rate must be ensured. For this purpose, an additional circulation pump must be provided, which is connected in parallel with the heating cartridge. The heating module is integrated in the parallel heating circuit on the flow or return of the main heat source. Operation without water is not permitted; the system must be completely filled and vented before switching on electrically.\u003c\/p\u003e \u003cp\u003eInstallation, hydraulic integration, electrical protection, and connection may only be carried out by qualified specialists. The selection of the 9.0 kW output does not replace proper system planning, heat load calculation, or electrical sizing.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eScope of delivery\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eMDC PLUS 400 heating module\u003c\/li\u003e \u003cli\u003eMatching 9.0 kW electric heating element \/ DEFRO ZGTi heating element\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Gema GmbH","offers":[{"title":"Numatytasis pavadinimas","offer_id":58079696617820,"sku":"MDC400P + DEH39","price":430.5,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/durchlauferhitzer-notheizung-mdc-400p-inkl-elektroheizstab-9-kw-4897799.webp?v=1770692302"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/collections\/Nachheizmodul_und_bundle.png?v=1785187501","url":"https:\/\/lt.gemashop.de\/en\/collections\/nachheizmodul-bundle.oembed","provider":"GEMA Shop","version":"1.0","type":"link"}