Solenoid Air Control Valve, Valve Ways and Positions 2-Way/2-Position, Voltage 24V DC, Valve Actuator / Return Solenoid / Spring, Pipe Size 1/2 in, Max. CFM - Valves 3.9 cfm, Operational Pressure Range 20 to 140 psi, NEMA Classification NEMA 4, Normally Closed, Body Style Body Ported, Coefficient of Volume 3.8, Plug-In Electrical Connections, Shifting Technology Slow, Ambient Temp. Range 0 Degrees to 125 Degrees F, Override Non-Locking Manual, Overall Height 8 in, Overall Length 3 in