Solenoid Valve Solenoid Valve Valve Ways and Positions 3-Way/2-Position Universal 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 147 psi Max Operating Pressure Differential Light Oil 147 psi Max Operating Pressure Differential Water 147 psi Indoor Outdoor Voltage 24VDC Coefficient of Volume 0.49 Body Material - Valves Stainless Steel Coil Insulation Class F