Solenoid Valve Solenoid Valve Valve Ways and Positions 2-Way/2-Position Normally Closed Media - Valves Air Inert Gases Light Oil Water Pipe Size - Valves 1/2 In. Min Operating Pressure Differential 25 psi Max Operating Pressure Differential Air/Inert Gas 1500 psi Max Operating Pressure Differential Light Oil 1500 psi Max Operating Pressure Differential Water 1500 psi Indoor Outdoor Voltage 120VAC Coefficient of Volume 3.20 Body Material - Valves Brass