24V 300W DC Immersion Water Heater element, 1 inch bsp fitting, 200mm approx length, can be powered using solar panels of similiar output or a24v battery bank or could even be used as a dump load for a small wind turbine,non corrosive stainless steel construction,this 24v DC water heater immersion element can be used to heat water,oil and other liquids and can be fitted to a standard hot water cylinder using a 1 inch essex flange,it can also be used with a 12v battery or power supply though its heating output will be reduced to approx 75 watts,price includes UK delivery