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 2-1/2 In. Min Operating Pressure Differential 5 psi Max Operating Pressure Differential Air/Inert Gas 150 psi Max Operating Pressure Differential Light Oil 90 psi Max Operating Pressure Differential Water 125 psi Explosion Proof Indoor Outdoor Voltage 120VAC Coefficient of Volume 45.00 Body Material - Valves Brass