Variable torque, two-speed motors are suited for belted or fan on shaft applications. They are self ventilated, and may be mounted within or outside of the driven fan's air stream. Resilient mounted for quiet operation, and lubricated with high temperature Exxon POLYREX® EM lubricant. 3/4 HP and larger single phase are capacitor start motors; smaller single phase are split phase start. Product Specifications BRANDLeeson MANUFACTURERS PART NUMBER113643.00 HORSEPOWER1/2 MOTOR RPM 60Hz1725/1140 VOLTAGE230 PHASE1 FRAME56H HERTZ60 RATED RPM1725/1140 MOUNTINGResilient AMBIENT TEMP C40C LENGTH INCHES14 WIDTH INCHES8 HEIGHT INCHES9 ENCLOSUREDP