Regenerative Blower, Phase Single, Output Power 1.5 hp, Maximum Operating Pressure 65 in Hg, Maximum Flow Rate 127 cfm, Maximum Vacuum 60 in Hg, Voltage 110/220-240V AC, 115/208-230V AC, Inlet Size 1 1/2 in, Inlet Type NPT, Outlet Size 1 1/2 in, Outlet Type NPT, Frequency 0.83 Hz