{"product_id":"defro-dbe-elektro-heizkessel","title":"Electric thermal electric heater – wall boiler 12\/24 kW Defro electric boiler","description":"\u003ch2\u003eElectric Thermal Electric Heater – Wall-Mounted Boiler 12\/24 kW\u003c\/h2\u003e\n\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe innovative \u003cstrong\u003eelectric wall-mounted boiler\u003c\/strong\u003e offers a modern solution for environmentally friendly heat supply and impresses with reliable operation. Its technically sophisticated design allows operation at different power levels, making it versatile for integration into various heating concepts.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThis device is particularly attractive when combined with photovoltaic systems.\u003c\/strong\u003e Installation is straightforward and does not require high financial outlay, making it a cost-efficient alternative for modern heating systems.\u003c\/p\u003e\n\u003ch3\u003eVersatile Applications\u003c\/h3\u003e\n\u003cp\u003eWhether as the main heat source in well-insulated buildings or as supplementary heat support for other heating systems – the wall-mounted boiler flexibly adapts to requirements. Especially in combination with underfloor heating or radiators, it impresses with its precise control and high efficiency.\u003c\/p\u003e\n\u003cp\u003eAdditionally, the device can be used as an auxiliary heat source in conjunction with systems such as heat pumps, fireplace systems, or solid fuel boilers. This ensures comfortable operation even under demanding winter conditions.\u003c\/p\u003e\n\u003ch3\u003eEfficiency and environmental friendliness\u003c\/h3\u003e\n\u003cp\u003eWith an efficiency of 99.5%, the\u003cstrong\u003ewall-mounted boiler\u003c\/strong\u003e quickly reaches the desired room temperature, contributing to optimal energy use. Emissions remain fully under control, as no environmentally harmful pollutants or exhaust gases are released.\u003c\/p\u003e\n\u003cp\u003eThe holistic approach of the system stands for sustainability and environmentally friendly operation, making it convincing not only economically but also ecologically.\u003c\/p\u003e\n\u003ch3\u003eSimple installation and control\u003c\/h3\u003e\n\u003cp\u003eThe installation of the boiler is straightforward and does not require complicated interventions in the existing heating system. The unit is designed for easy integration into open or closed systems and enables smooth connection to existing installations.\u003c\/p\u003e\n\u003cp\u003eThanks to state-of-the-art monitoring technology, operation can be conveniently controlled at any time via a smartphone. This way, you always keep an overview of all boiler functions and can optimally adjust energy consumption to your needs.\u003c\/p\u003e\n\u003ch3\u003eInnovative functions and options\u003c\/h3\u003e\n\u003cp\u003eThe wall-mounted boiler impresses with a variety of advanced functions that optimally serve individual heating needs. For example, modular control of the maximum heating output is possible, allowing precise adaptation to different requirements.\u003c\/p\u003e\n\u003cp\u003eAn integrated daily and weekly programmer allows flexible scheduling of heating operation, while optional Wi-Fi control provides easy access to all system functions. The boiler can also be easily coupled with PV systems, further improving the cost-effectiveness of your heating concept.\u003c\/p\u003e\n\u003cp\u003eFurther innovative functions such as the control of the mixing valve and the auxiliary pump, a sophisticated frost protection and anti-seizure system, and an advanced cooling system for the boiler components round off the technical concept. The wide working range of 5 to 80°C also enables stable operation in a wide variety of applications.\u003c\/p\u003e\n\u003ch3\u003eTechnical data:\u003c\/h3\u003e\n\u003cstyle type=\"text\/css\"\u003e\n\ttable.tableizer-table {\n\t\tfont-size: 12px;\n\t\tborder: 1px solid #CCC; \n\t\tfont-family: Arial, Helvetica, sans-serif;\n\t} \n\t.tableizer-table td {\n\t\tpadding: 4px;\n\t\tmargin: 3px;\n\t\tborder: 1px solid #CCC;\n\t}\n\t.tableizer-table th {\n\t\tbackground-color: #104E8B; \n\t\tcolor: #FFF;\n\t\tfont-weight: bold;\n\t}\n\u003c\/style\u003e\n\u003cdiv\u003e\n\u003ctable class=\"tableizer-table\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"tableizer-firstrow\"\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003e\u0026nbsp;\u003c\/th\u003e\n\u003cth\u003eUnit\u003c\/th\u003e\n\u003cth\u003e\u003cbr\u003e\u003c\/th\u003e\n\u003cth\u003e\u0026nbsp;\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u0026nbsp;\u003c\/td\u003e\n\u003ctd\u003e\u0026nbsp;\u003c\/td\u003e\n\u003ctd\u003e\u0026nbsp;\u003c\/td\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003ctd\u003e24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal output per phase (per heating element)\u003c\/td\u003e\n\u003ctd\u003e\u0026nbsp;\u003c\/td\u003e\n\u003ctd\u003ekW\u003c\/td\u003e\n\u003ctd\u003e5.4\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated output of three phases (all heating elements)\u003c\/td\u003e\n\u003ctd\u003e\u0026nbsp;\u003c\/td\u003e\n\u003ctd\u003ekW\u003c\/td\u003e\n\u003ctd\u003e16.2\u003c\/td\u003e\n\u003ctd\u003e24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower supply\u003c\/td\u003e\n\u003ctd\u003eSingle-phase network\u003c\/td\u003e\n\u003ctd\u003eV\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003e\u0026nbsp;\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u0026nbsp;\u003c\/td\u003e\n\u003ctd\u003eThree-phase network\u003c\/td\u003e\n\u003ctd\u003e\u0026nbsp;\u003c\/td\u003e\n\u003ctd\u003e3 × 400 V \/ 50 Hz\u003c\/td\u003e\n\u003ctd\u003e\u0026nbsp;\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFuses\u003c\/td\u003e\n\u003ctd\u003e1-phase mains\u003c\/td\u003e\n\u003ctd\u003eA\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003e\u0026nbsp;\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u0026nbsp;\u003c\/td\u003e\n\u003ctd\u003e3-phase mains\u003c\/td\u003e\n\u003ctd\u003e\u0026nbsp;\u003c\/td\u003e\n\u003ctd\u003e3 × 25\u003c\/td\u003e\n\u003ctd\u003e3 × 40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated power input\u003c\/td\u003e\n\u003ctd\u003e1-phase mains\u003c\/td\u003e\n\u003ctd\u003eA\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003e\u0026nbsp;\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u0026nbsp;\u003c\/td\u003e\n\u003ctd\u003e3-phase mains\u003c\/td\u003e\n\u003ctd\u003e\u0026nbsp;\u003c\/td\u003e\n\u003ctd\u003e3 × 23.1\u003c\/td\u003e\n\u003ctd\u003e3 × 34.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum cross-section of power cable\u003c\/td\u003e\n\u003ctd\u003e1-phase mains\u003c\/td\u003e\n\u003ctd\u003eA\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003e\u0026nbsp;\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u0026nbsp;\u003c\/td\u003e\n\u003ctd\u003e3-phase mains\u003c\/td\u003e\n\u003ctd\u003e\u0026nbsp;\u003c\/td\u003e\n\u003ctd\u003e5 × 4.0\u003c\/td\u003e\n\u003ctd\u003e5 × 10.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated current consumption\u003c\/td\u003e\n\u003ctd\u003e\u0026nbsp;\u003c\/td\u003e\n\u003ctd\u003eA\u003c\/td\u003e\n\u003ctd\u003e3 x 23.1\u003c\/td\u003e\n\u003ctd\u003e3 x 29.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. permissible impedance of the supply network\u003c\/td\u003e\n\u003ctd\u003e\u0026nbsp;\u003c\/td\u003e\n\u003ctd\u003eΩ\u003c\/td\u003e\n\u003ctd\u003e0.27\u003c\/td\u003e\n\u003ctd\u003e0.13\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. operating pressure\u003c\/td\u003e\n\u003ctd\u003e\u0026nbsp;\u003c\/td\u003e\n\u003ctd\u003eMPa (bar)\u003c\/td\u003e\n\u003ctd\u003e0.15 (1.5)\u003c\/td\u003e\n\u003ctd\u003e\u0026nbsp;\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity of the expansion vessel\u003c\/td\u003e\n\u003ctd\u003e\u0026nbsp;\u003c\/td\u003e\n\u003ctd\u003el\u003c\/td\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTB setting\u003c\/td\u003e\n\u003ctd\u003e\u0026nbsp;\u003c\/td\u003e\n\u003ctd\u003e°C\u003c\/td\u003e\n\u003ctd\u003e90\u003c\/td\u003e\n\u003ctd\u003e\u0026nbsp;\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety valve setting\u003c\/td\u003e\n\u003ctd\u003e\u0026nbsp;\u003c\/td\u003e\n\u003ctd\u003eMPa (bar)\u003c\/td\u003e\n\u003ctd\u003e0.3 (3.0)\u003c\/td\u003e\n\u003ctd\u003e\u0026nbsp;\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBoiler weight\u003c\/td\u003e\n\u003ctd\u003e\u0026nbsp;\u003c\/td\u003e\n\u003ctd\u003ekg\u003c\/td\u003e\n\u003ctd\u003e28\u003c\/td\u003e\n\u003ctd\u003e28\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003eDownload\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/Defro_DBE_Optima_Elektrokessel_Bedienungsanleitung_Stand_11.2022.PDF?v=1728301895\" title=\"Defro Optima Electric Boiler BDA\" rel=\"noopener\" target=\"_blank\" aria-label=\"Besuchen Sie eine Webseite über Defro Optima Elektrokessel BDA\"\u003eOperating instructions\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Defro","offers":[{"title":"12kW","offer_id":54336794526044,"sku":"DEK12DBE","price":1120.24,"currency_code":"EUR","in_stock":true},{"title":"24kW","offer_id":54336794558812,"sku":"DEK24DBE","price":1120.24,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/elektrotherme-elektroheizung-wandheizkessel-1224-kw-defro-elektro-heizkessel-4772838.png?v=1770692245","url":"https:\/\/ee.gemashop.de\/en\/products\/defro-dbe-elektro-kutekatel","provider":"GEMA Shop","version":"1.0","type":"link"}