Solenoid Air Control Valve, Valve Ways and Positions 4-Way/2-Position, Voltage Not Applicable, Center Position Not Applicable, Valve Actuator / Return Solenoid / Spring, ISO Class Not Applicable, Pipe Size 1/4 in, Max. CFM - Valves 50 cfm, Operational Pressure Range 50 to 150 psi, NEMA Classification NEMA 4, Valve Vacuum Range 0 to 29 in Hg, Body Style Body-Ported, Pilot Pressure Not Applicable, Coefficient of Volume 1.5, DIN Connectors Electrical Connections, Shifting Technology Solenoid/Pilot