Vacuum Pump Output Power 2.25 hp Phase Single Voltage 115/230V AC Maximum Flow Rate 5.6 cfm Maximum Vacuum 0.0001 torr Inlet Size 13/16 in Inlet Type NPT Outlet Size 13/16 in Outlet Type NW Application Chamber Evacuation Degassing Freeze Drying Light Bulb Neon Sign Manufacturing Picture Tube Evacuation Potting Rice Porosity Test Vacuum Drying Maximum Discharge Pressure 0 mbar Maximum Operating Pressure 0 psi