Voltages：DC3V Eraser,Head Diameter：14mm,Connection form：Thread. water heater solenoid Valves bring accurate control,to ensures the of you and your family. Electromagnetic Valves is suitable for wide ranges of water heaters to meet the needs of different. The solenoid Valves designs is accurate and has a stable supply to ensures use of the water heater. The water heater inlet Valves is professionally designs to simplify installation steps,even for novices.