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 1/8 in, Min. Operating Pressure Differential 0 psi, Max. Operating Pressure Differential Air/Inert Gas 235 psi, Max. Operating Pressure Differential Light Oil 160 psi, Max. Operating Pressure Differential Water 160 psi, Indoor, Outdoor, Voltage 24V DC, Coefficient of Volume 0.21, Body Material - Valves Brass, Coil Insulation Class H