Piston Air Compressor/Vacuum Pump Lubrication Type Oil Free Number of Cylinders 4 Output Power 2 hp Phase Three Voltage 230/460V AC Maximum Continuous Pressure 100 psi Maximum Intermittent Pressure 100 psi Free Air Flow Rate 11 cfm Maximum Speed 1 725 RPM Inlet Size 3/8 in Inlet Type NPT Outlet Size 3/8 in Outlet Type NPT