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 5 psi Max Operating Pressure Differential Air/Inert Gas 200 psi Max Operating Pressure Differential Light Oil 135 psi Max Operating Pressure Differential Water 150 psi Indoor Outdoor Voltage 120VAC Coefficient of Volume 4.00 Body Material - Valves Brass Coil Insulation Class F