Overview Product Description MARATHON K381 FAN AND BLOWER MOTOR**Please Note Product May ship under original Marathon number** (see cross references) 1/2 HP 1725 RPM 56 FRAME 3 PHASE 208-230/460 VOLT 2.3-2.2, 1.1 AMP 1.25 S.F. SINGLE SPEED DP CCW/CW RESILIENT 0.630" X 1.88" KEYED SHAFT 10.05" OVERALL LENGTH FEATURES: Continuous Duty, Double Sealed Ball Bearings, Rolled Steel, Vertical/horizontal mounting for proper placement of the fan within airflow. Cross Reference: 5K42HN4089 Marathon G109 Product Videos Custom Field Product Reviews