Item Vacuum Ejector, Air Consumption 4.9 cfm, Maximum Flow Rate 6.8 cfm, Maximum Supply Pressure 68 psi, Pressure Port Gender Female, Pressure Port Size 1/8 in, Pressure Port Type NPT, Series Multi Stage High Vacuum, Switch Type Not Applicable, Vacuum Port Gender Female, Vacuum Port Size 1/2 in, Vacuum Port Type NPT, Valve Type Not Applicable, Weight 540 g