Solenoid Air Control Valve, Valve Ways and Positions 3-Way/2-Position, Voltage 120V AC, Valve Actuator / Return Solenoid / Spring, Pipe Size 1/2 in, Max. CFM - Valves 150 cfm, Operational Pressure Range 45 to 115 psi, NEMA Classification NEMA 4, Normally Closed, Coefficient of Volume 4.32, DIN Connectors Electrical Connections, Shifting Technology Solenoid/Pilot, Ambient Temp. Range 15 Degrees to 122 Degrees F, Overall Height 2 in, Overall Length 7 1/2 in, Overall Width 1 1/2 in