Overview Product Description MARATHON D149 FAN AND BLOWER MOTOR APPLICATIONS: Residential & commercial fans & blowers where low starting torque is required (air conditioning, roof ventilators, & exhaust fans). 1/2 HP 1725 RPM 56 FRAME SINGLE PHASE 115 VOLT 7.2 AMP 1.25 S.F. SINGLE SPEED DP SELECTIVE CCW RESILIENT 0.625" X 1.97" KEYED SHAFT 10.47" OVERALL LENGTH FEATURES: Split Phase, Automatic Thermal Protection, Continuous Duty, Double Sealed Ball Bearings, Rolled Steel CROSS REFERENCE: 056S17D2050 Product Videos Custom Field Product Reviews