Solenoid Air Control Valve, Valve Ways and Positions 4-Way/2-Position, Voltage 120V AC, Center Position Not Applicable, Valve Actuator / Return Solenoid / Solenoid, ISO Class Not Applicable, Pipe Size 1/8 in, Max. CFM - Valves 30 cfm, Operational Pressure Range 50 to 150 psi, NEMA Classification NEMA 4, Valve Vacuum Range 0 to 29 in Hg, Body Style Base-Mounted, Pilot Pressure Not Applicable, Coefficient of Volume 0.9, DIN Connectors Electrical Connections, Shifting Technology Solenoid/Pilot