15hp 1770RPM 254T Frame 208-230/460 Volts TEFC Leeson Electric Motor # 170066 15 hp 1770 RPM, 36.0/18.0 amps 208-230/460 Volts 60hz. Three Phase Motor NEMA 254T Frame Keyed Shaft 1 5/8" Diameter x 4" Service Factor: 1.25 - overload protection = None Reversible - Rigid Base Mount - Ball Bearings - Class F Insulation 1 Year Manufacture Warranty