12V 200W DC Immersion Water Heater element, 1 inch bsp fitting, 200mm approx length,U type with screw terminals, these can be powered using solar panels of similiar output or a12v battery and can be used as a dump load for a small wind turbine,non corrosive stainless steel construction,this 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,this element like all elements must be immersed in liquid before being connecting power,price includes UK delivery