230V 21A 5 HP 7/8" Shaft Air Compressor Motor Specification:Horsepower: 5HPV oltage: 208-230V ( Motor NOT rated for any voltage less than 208 VAC)Amperage: 21.0 fl amps at 230 v/22.0 fl amps at 208 v Rotation: CCW Counter Clockwise Rotation from the shaft end ( Non Reversible)RPM: 3450 Torque: 7.50 lb.ft Frequency: 60 hz Shaft Diameter: 7/8" Keyed shaft Shaft Length: 2.25"Efficiency: 80%Service Factor: 1.0 Enclosure: ODP Open Drip Proof Phase: One / Single Phase. 2 pole