1/2 hp 1725 RPM 1-Speed 115/230V 5.6/2.8 ampsShaft 1/2" x 4.5"Rotation: Reversible5.6" DiameterMotor case length 8.2"Ball BearingsResilient Base MountIncludes 20 MFD capacitor1 Year mfg warrantyPermanent Split Capacitor Motor. Automatic Overload Protection. Continuous Duty; Totally Enclosed Air Over Enclosure; 40C Ambient Temperature; 60 Hertz. K055DTS1234012B. Ventilation Direct Drive Blower Motor.