Vacuum Ejector Inline Box Style Pressure Port Size 1/8 in NPT Vacuum Port Size 1/8 in NPT Exhaust Type Muffler Supply Pressure Range 30 to 87 PSI Vacuum Pressure Range 0 to -85 KPA Vacuum Pressure @ 40 PSI -35 KPA Vacuum Pressure @ 75 PSI -85 KPA Vacuum Flow Rate 12Lpm Orifice Dia 0.7mm Length 68.3mm Width 19mm Height 40mm Weight 28g Temp Range 5 to 60 Degrees C Includes Muffler