Quick Exhaust Solenoid Valve Quick Exhaust Solenoid Valve Valve Ways and Positions 3-Way/2-Position Normally Open Media - Valves Air Inert Gases Light Oil Water Pipe Size - Valves 1/4 In. Min Operating Pressure Differential 10 psi Max Operating Pressure Differential Air/Inert Gas 200 psi Max Operating Pressure Differential Light Oil 200 psi Max Operating Pressure Differential Water 200 psi Indoor Outdoor Voltage 120VAC Coefficient of Volume 0.80 Body Material - Valves Brass