Item Vacuum Ejector, Exhaust Port Size 1/4 in, Exhaust Port Type Tube, Includes Muffler, Maximum Flow Rate 20 lpm, Maximum Operating Temperature 60 Degrees C, Maximum Supply Pressure 87 psi, Overall Length 60 mm, Overall Width 13.8 mm, Pressure Port Size 1/4 in, Pressure Port Type Tube, Series ZH, Vacuum Port Size 1/4 in, Vacuum Port Type Tube, Vacuum Pressure @ 40 PSI -20 kPa, Vacuum Pressure @ 75 PSI -48 kPa, Weight 21 g