Vacuum Ejector Pressure Port Size 1/8 in Pressure Port Type NPT Vacuum Port Size 1/2 in Vacuum Port Type NPT Switch Type 1 PNP Output Maximum Flow Rate 100 lpm Maximum Supply Pressure 72 psi Valve Type 2 NC Supply and Release Vacuum Pressure @ 40 PSI -65 kPa Overall Length 216 mm Maximum Operating Temperature 50 Degrees C Includes Muffler Needle Flow Control Valve Release Valve Supply Valve Vacuum Switch Vacuum Pressure @ 75 PSI -84 kPa Valve Supply Voltage 24 V DC