Type: 2KSV Series Vacuum Pump Stage:Dual Stages 220V 50HZ 4CFM 120L/min 110V 60HZ 4.8CFM 144L/min Ultimate Vacuum: 2X10Pa/15Microns Power: 1/2 HP Rotating Speed: 220V/50HZ:1440 r/min 110V/60HZ: 1720r/min Inlet Port: 1/4 SAE Oil Capacity: 350 Size: 345X137X243mm Weight: 11KG