4 standard for your option: 12 / 24 / 110 / 220V and can replace a damaged solenoid for switch well Can also be used for: water heater, coffee machine, ice machine, dishwasher, toilet cleaning treasureindustrial humidifier, large refrigeration equipment, air cooler, garden sprinkler irrigation, agricultural drip irrigation, greenhouse spray, tooth cleaning machine, tooth cleaning device, liquid transfusion device It is mainly suitable for intelligent household equipment, such as water purifier and water dispenser Thread: 1 / 2-inch, Manufacturer: Tsophreniq