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 1/4 In. Min Operating Pressure Differential 0 psi Max Operating Pressure Differential Air/Inert Gas 300 psi Max Operating Pressure Differential Light Oil 225 psi Max Operating Pressure Differential Water 225 psi Indoor Outdoor Voltage 100 to 240VAC/DC Coefficient of Volume 0.52 Body Material - Valves Brass