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 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, Indoor, Outdoor, Voltage 100 to 240V AC/DC, Coefficient of Volume 43.0, Body Material - Valves Brass