RO Solenoid Valve 2-way normally closed Voltage:110/ ... 25, 32, 40, 50;4.Fluid media: air ,water, oil, gas;5.Fluid temperature:0°C~120°C:6 ... 110/220V, 50/60Hz, DC 12/24V7.Material of solenoid valve:Seals:NBR , VITON or EPDM, body: Stainless ... steel SS304;8.Brass series solenoid valve with CE TUV, ISO9001 approvement. Stainless Steel Normally Closed|Open Zero Press Differential Solenoid Valve