Item Vacuum Ejector, Exhaust Port Size 1/2 in, Exhaust Port Type BSPT, Maximum Flow Rate 135 lpm, Maximum Operating Temperature 60 Degrees C, Maximum Supply Pressure 87 psi, Overall Length 151.1 mm, Overall Width 26.5 mm, Pressure Port Size 3/8 in, Pressure Port Type BSPT, Series ZH, Vacuum Port Size 1/2 in, Vacuum Port Type BSPT, Vacuum Pressure @ 40 PSI -30 kPa, Vacuum Pressure @ 75 PSI -53 kPa, Weight 95 g