Ring Compressor, Phase Single, Output Power 0.5 hp, Maximum Operating Pressure 46.1 in wc, Maximum Flow Rate 56 cfm, Maximum Vacuum 45 in wc, Voltage 115/230V AC, Inlet Size 1 1/4 in, Inlet Type NPT, Inlet Gender Female, Outlet Size 1 1/4 in, Outlet Type NPT, Outlet Gender Female, Current Rating 5.0/2.5 A, Frequency 60 Hz, Housing Material Aluminum