RO Solenoid Valve 2-way normally closed Voltage:110/220V,50/60Hz,12 ... 2" With CE TUV certificates RO Solenoid Valve1. 2/2-way normally closed, 3/8", 3/4", 1", 1¼",1½", ... 40, 50;4.Fluid media: air ,water, oil, gas;5.Fluid temperature:0°C~120°C:6.Voltage:AC 110 ... brass, cast brass(for orifice:Φ32, 40, 50 only);8.Brass series solenoid valve with CE TUV, ISO9001 approvement. Normally Closed|Open 2 Way Brass ...