Tesla Copper Immersion Heater & Thermostat - 11" 908243

Pre-wired copper immersion heater supplied with a dual safety thermostat and sealing washer Suitable for soft to medium water areas For use with copper cylinders only Not suitable for a steel cylinder Horizontally mounted Integral safety cut-out to prevent overheating Earthing post and cable clamp pre-assembled Easy to use manual reset button Length: 11″ Thread size: 2 1/4″ .