Overview Product Description 1 hp 1800 RPM, 3.0/1.5 amps 230/460 Volts 60 Hz Three Phase Motor NEMA 143TC Cast Iron Frame, Keyed Shaft 7/8" Diameter x 2 1/4" Service Factor: 1.0, Overload protection = None C-Face Mount, Ball Bearings, Class F Insulation, Reversible 1 Year Manufacture Warranty General purpose Division 1 hazardous location motor for class 1 group D, class 2 group FG. Wiring diagram on motor name plate. TEFC = Totally Enclosed Fan Cooled. Cross Reference: FN50 Product Videos Custom Field Product Reviews