{"product_id":"rezistenta-electrica-boiler-2-in-1-solara-dc-48v-500w-si-ac-220v-1000w-cu-termostat-85-dalbi","title":"Electric Water Heater Element 2 in 1 Solar - DC 48V \/ 500W and AC 220V \/ 1000W, with Thermostat 85˚ - Dalbi","description":"\u003cdiv class=\"cl-desc\"\u003e\n\n\u003cdiv class=\"cl-intro\"\u003e\n\n\u003ch2\u003e2-in-1 Electric Water Heater Element for Solar System and Grid\u003c\/h2\u003e\n\n\u003cp\u003eHeat water using DC 48V solar energy or AC 220V grid power, all in one device. The ideal solution for reducing energy costs and leveraging existing photovoltaic panels. Compatible with most standard water heaters, it ensures continuous hot water supply regardless of weather conditions.\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"cl-benefits\"\u003e\n\n\u003ch2\u003eWhat you get with this product\u003c\/h2\u003e\n\n\u003cul\u003e\n\n\u003cli\u003eEnergy bill savings by automatically prioritizing the DC 48V 500W solar source\u003c\/li\u003e\n\n\u003cli\u003eUninterrupted operation ensured by AC 220V 1000W grid backup power\u003c\/li\u003e\n\n\u003cli\u003eComplete overheating protection with 2 safety thermostats calibrated to 85 degrees Celsius\u003c\/li\u003e\n\n\u003cli\u003eSimple installation in the existing water heater without major plumbing modifications\u003c\/li\u003e\n\n\u003cli\u003eCompatibility with off-grid and on-grid photovoltaic systems for maximum flexibility\u003c\/li\u003e\n\n\u003cli\u003eRobust construction with silicone gasket and extended connection cables for easy mounting\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"cl-how\"\u003e\n\n\u003ch2\u003eHow it works and how to install\u003c\/h2\u003e\n\n\u003cp\u003eThe heating element has two independent circuits: one connected to the DC 48V solar system, which operates preferentially during the day, and one connected to the AC 220V grid, which automatically takes over when solar energy is insufficient. Integrated thermostats automatically stop heating at 85 degrees for maximum safety.\u003c\/p\u003e\n\n\u003cp\u003eInstallation is done by replacing the old heating element in the water heater, connecting the distinctly marked cables for DC and AC, and testing the functionality of both sources. It does not require advanced electrical skills, only respecting the polarity for the DC connection and the phase for AC.\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"cl-faq\"\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003cdiv class=\"cl-faq-item\"\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan I use this heating element with 12V or 24V solar panels?\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eNo, the heating element is strictly designed for DC 48V systems. For other voltages, you will need a suitable DC-DC converter or a heating element compatible with your system's voltage.\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"cl-faq-item\"\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow long does it take to heat a 100-liter water heater?\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWith 500W DC solar power, approximately 4-5 hours to reach 60 degrees Celsius. With 1000W AC grid power, the time is reduced by half, about 2-2.5 hours, depending on the initial water temperature.\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"cl-faq-item\"\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat happens if both sources are connected simultaneously?\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe heating element functions correctly with both sources permanently connected. The system will preferentially use available solar energy, and the AC grid will supplement or take over when necessary, without risk of overload.\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"cl-specs\"\u003e\n\n\u003ch2\u003eTechnical specifications\u003c\/h2\u003e\n\n\u003ctable\u003e\u003ctbody\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eBrand\u003c\/td\u003e\n\n\u003ctd\u003eDALBI\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\n\u003ctd\u003e2-in-1 Electric Water Heater Element\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eSolar power supply\u003c\/td\u003e\n\n\u003ctd\u003eDC 48V – 500W\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eGrid power supply\u003c\/td\u003e\n\n\u003ctd\u003eAC 220V – 1000W\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eSafety thermostats\u003c\/td\u003e\n\n\u003ctd\u003e2 units, 85°C calibration\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eGasket\u003c\/td\u003e\n\n\u003ctd\u003eHeat-resistant silicone\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\n\u003ctd\u003eStandard electric water heaters, solar hot water systems\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eApplications\u003c\/td\u003e\n\n\u003ctd\u003eResidential and commercial, off-grid and on-grid systems\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\n\u003ctd\u003eCE, RoHS\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"cl-warranty\"\u003e\n\n\u003ch2\u003eWarranty and support\u003c\/h2\u003e\n\n\u003cp\u003eThe product benefits from a 2-year warranty according to current Romanian legislation. Fast national courier delivery, 30-day return policy for unused products in original packaging.\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e","brand":"ClassLights","offers":[{"title":"Default Title","offer_id":56804888314187,"sku":"Q-15B052","price":27.95,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1032\/2067\/4891\/files\/rezistenta-electrica-boiler-2-in-1-solara-dc-48v-500w-si-ac-220v-1000w-cu-termostat-85-dalbi.jpg?v=1773834723","url":"https:\/\/classlights.eu\/en-eu\/products\/rezistenta-electrica-boiler-2-in-1-solara-dc-48v-500w-si-ac-220v-1000w-cu-termostat-85-dalbi","provider":"ClassLights","version":"1.0","type":"link"}