This Leeson single-phase, capacitor start, reversible motor is ideal for heavy starting loads as with compressors, pumps, air conditioning equipment, conveyors and other industrial and commercial devices. U.S.A.HP 1/2 Rated RPM 1,725 Volts 115 / 208-230 Amps 8.8 at 110 Volts, 4.4 at 230 Volts Hertz 60 Motor Phase(s) Single Shank Diameter (in.) 5/8 Frame Type NEMA S56 Rotation Direction Clockwise or Counter Clockwise Reversible Yes Open Drip Proof Housing Yes Capacitor Start Yes Auto Overload Protection Yes Rigid Base Yes UL Recognized CSA Certified.