3HP Standard-Efficient Industrial Inverter Ready Pump Motor, Voltage:208-230/460, Phase:3, Hertz:60, Amps:7.9-7.4/3.7, Frame:182Jm, Mounting:C-Face, Bearing:Ball, Body:Totally Enclosed Fan-Cooled, RPM:3450/1-Speed, Rotation:Reversible, Shaft:7/8"Key X 4-1/8" Threaded In Side Shaft, Duty:Continuous, Weight:48.50 Pounds, Made in USA, Mfg/Box.