Vacuum Pump Output Power 0.5 hp Phase Single Voltage 110V AC Maximum Flow Rate 6 cfm Maximum Vacuum 29 in Hg Inlet Size 1/4 in Inlet Type NW(KF) Outlet Size 1/2 in Outlet Type NW(KF) Application Distillation Electronics Freeze Drying Laboratory Vacuum Light Bulb Manufacturing Rrefrigeration Semiconductor Industry TV Tube Maximum Discharge Pressure 2 psi Maximum Operating Pressure 15 in Hg