Product Introduction: The body of this model is all-copper accuracy cast, with high intensity, anticorrosion, and high temperature resistant. It is applicable to automatic cleaning equipment, water heaters, garden irrigation systems, sanity appliances with infrared sensors, automatic polling/charging water supply systems, etc.FSK-2 is the advanced version in the basis of FSK-1 with the addition of removable filtering net to make it convenient for maintenance. Specifications: Voltage: DC 12V; Pressure: 0 - 0.8Mpa; Valve type: diaphragm (operated by Servo); Operation mode: normally closed; Port Size: G1/2''; Fluid temperature:1~99'C; Usage: Water and low viscosity fluids