{"product_id":"rezistenta-electrica-din-inox-300w-220v-ac-pentru-boiler-si-panou-solar-nepresurizat-dalbi","title":"300W - 220V AC stainless steel electric heater for boiler and unpressurized solar panel - DALBI","description":"\u003cdiv class=\"cl-desc\"\u003e\n\n\u003cdiv class=\"cl-intro\"\u003e\n\n\u003ch2\u003e300W Stainless Steel Electric Heater for Unpressurized Boilers and Solar Panels\u003c\/h2\u003e\n\n\u003cp\u003eThe DALBI 300W electric heater ensures efficient water heating in unpressurized boilers and solar panels, with low consumption and simple installation. Made entirely of corrosion-resistant stainless steel, it includes a silicone gasket and a tightening nut for perfect sealing and long-term durability.\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\u003eLow consumption of only 300W — keep water warm without high energy bills\u003c\/li\u003e\n\n\u003cli\u003eSimple installation in 15-20 minutes — the flange with silicone gasket easily fastens with the included nut, no special tools required\u003c\/li\u003e\n\n\u003cli\u003eLong lifespan — stainless steel resists corrosion and deposits, working for years in a humid environment\u003c\/li\u003e\n\n\u003cli\u003eUniversal compatibility — integrates into most unpressurized boilers and solar panels with a standard opening\u003c\/li\u003e\n\n\u003cli\u003eOperational safety — efficient heat transfer and secure sealing prevent leaks and overheating\u003c\/li\u003e\n\n\u003cli\u003eSuitable for solar systems — can be used as an auxiliary heating source on sunless days\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 it\u003c\/h2\u003e\n\n\u003cp\u003eThe heater is installed through the dedicated opening of the boiler or tank, secured with the included nut and silicone gasket for sealing. After connecting to 220V AC via the threaded terminals, the stainless steel heating element is fully immersed in the water and begins heat transfer. It is recommended to use a thermostat for automatic temperature control and maximum energy saving.\u003c\/p\u003e\n\n\u003cp\u003eImportant: never turn on the heater without water in the tank and ensure the element is completely submerged to avoid damage.\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 it be used in a pressurized boiler?\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eNo, this model is designed exclusively for unpressurized systems — open-tank boilers or solar panels with atmospheric pressure circuits.\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"cl-faq-item\"\u003e\n\n\u003cp\u003e\u003cstrong\u003eDo I need a thermostat or does it work by itself?\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe heater does not have an integrated thermostat. It is recommended to install an external thermostat for automatic temperature control and increased safety.\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 the water?\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe time depends on the water volume and initial temperature. At 300W, it is ideal for maintaining temperature or gradual heating in tanks up to 100 liters.\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\u003eRated power\u003c\/td\u003e\n\n\u003ctd\u003e300W\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eSupply voltage\u003c\/td\u003e\n\n\u003ctd\u003e220-230V AC\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eHeater type\u003c\/td\u003e\n\n\u003ctd\u003eImmersion, stainless steel element\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eHeating element material\u003c\/td\u003e\n\n\u003ctd\u003eStainless steel\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eElement diameter\u003c\/td\u003e\n\n\u003ctd\u003e8 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eTotal length (with terminals)\u003c\/td\u003e\n\n\u003ctd\u003e240 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eTotal length (with flange)\u003c\/td\u003e\n\n\u003ctd\u003e215 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eHeating element length from flange\u003c\/td\u003e\n\n\u003ctd\u003e195 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eFlange type\u003c\/td\u003e\n\n\u003ctd\u003eMetal with thread\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eSealing gasket\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\u003eIncluded accessories\u003c\/td\u003e\n\n\u003ctd\u003eTightening nut\u003c\/td\u003e\n\n\n\u003c\/tr\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\u003eApplications\u003c\/td\u003e\n\n\u003ctd\u003eUnpressurized boilers, solar panels, water tanks\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 24-month warranty according to Romanian legislation, covering manufacturing defects. You have the right to return within 30 days of receipt. Delivery is fast via partner courier throughout Romania.\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e","brand":"ClassLights","offers":[{"title":"Default Title","offer_id":56804887658827,"sku":"Q-15B057","price":15.95,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1032\/2067\/4891\/files\/rezistenta-electrica-din-inox-300w-220v-ac-pentru-boiler-si-panou-solar-nepresurizat-dalbi-1.jpg?v=1773834724","url":"https:\/\/classlights.eu\/hu-eu\/products\/rezistenta-electrica-din-inox-300w-220v-ac-pentru-boiler-si-panou-solar-nepresurizat-dalbi","provider":"ClassLights","version":"1.0","type":"link"}