1PC AC 110V 1" 2way 2position Electric Solenoid Valve Water Air Gas N/C Gas Water Air 2W250-25 BSP Normal Closed Working Medium:Air,Water,Oil Operating Method:Direct action Type:Normal Closed Voltage: AC 110V Flow bore(mm):25 Pipe Size:1" Liquid Viscosity &lt;20CST Working Pressure Water,Oil:0~0.5Mpa Air:0~0.7Mpa Max Pressure:1.0Mpa Working Temperature: -5~85 Voltage Range 10%