Marathon Motors HVAC Motor, G961, 056T17D2118, 1/2HP, 1800RPM, 575V, 3 PH, 56 FRMarathon's line of Heating, Ventilation, and Air Conditioning Motors are designed with dynamically balanced rotors for reduced vibration and quiet operation. Product Specifications BRANDMarathon Motors MANUFACTURERS PART NUMBERX042 HORSEPOWER1/2 MOTOR RPM 60Hz1800 VOLTAGE575 PHASE3 FRAME56 ENCLOSURE TYPEOpen/Drip Proof HERTZ60 SPEEDS1 ROTATIONCCW RATED RPM1800 MOUNTINGRB (Resilient Base) BEARING TYPEBall DRIVE END BEARING SIZE6203 OPPOSITE END BEARING SIZE6203 INSULATION CLASSB SERVICE FACTOR1.25 AMBIENT TEMP C40 DUTYContinuous is_motorYes WEIGHT LBS18 RPM RANGE1701-1800 OPPOSITE END BEARINGBall FL AMPS0.9 ASSEMBLYF1 Only ENCLOSUREDP