Solenoid Valve Solenoid Valve Valve Ways and Positions 2-Way/2-Position Normally Closed Media - Valves Air Inert Gases Water Pipe Size - Valves 1/2 in Min Operating Pressure Differential 5 psi Max Operating Pressure Differential Air/Inert Gas 150 psi Max Operating Pressure Differential Light Oil Not Rated Max Operating Pressure Differential Water 125 psi Indoor Outdoor Voltage 24V AC Coefficient of Volume 2.2 Body Material - Valves Brass Coil Insulation Class F