Available in round frame and unique laminated square frames, Baldor-Reliance DC motors offer performance and reliability in tough applications. Round frame DC motors utilize permanent magnet technology optimizing the commutator, brushes, and inertia to assure the best performance possible. Wound field motors are designed with superior commutation through the speed range to ensure trouble-free operation and the insulation system is designed with extra margin of safety to eliminate performance limiting hot spots. Baldor-Reliance DC Motor, C-Face Continuous Duty Fractional, 20:1 Constant Torque Speed Range, Permanent Magnet DC Motors Special Features, 0.75 HP Power, 180 VDC, 3.7 A, 1750 RPM Speed, Totally Enclosed Fan Cooled Enclosure, 56C Frame, 5/8 in Dia Shaft, Reversible Rotation, 1 Service Factor, Sealed Bearing, 5 ft-lb Torque, F-1 Mounting, 40 to 176 °C, Insulation Class: Class F, Steel, 14.59 in L Dimensions