Packard 3.3" Shaded Pole Draft Inducer Blower - 230 Volts 3000 RPMShaded PoleSingle Speed60 HZAutomatic OverloadSingle PhaseHorsepower rating based upon maximum speed/load Product Specifications BRANDPackard DIAMETER INCHES3.3 MAXIMUM AIRFLOW CFM-- RPM3000 SPEEDS1 VOLTAGE230 PHASE1 HERTZ (HZ)60 AMPS0.55 HORSEPOWER1/60 OVERLOADAutomatic ROTATION (VIEW FROM MOTOR SIDE)CWLE BEARING TYPEBall ENCLOSURE TYPEOpen MOTOR TYPEShaded Pole LISTING, RATING, CERTIFICATIONUL and CSA MANUFACTURER'S PART NUMBER80280