Diameter: 3-1/2"; Watts: 4; Volts: 115; F/L Amps: 0.27; Phase: Single; Hz: 60; Service Factor: 1.00; RPM: 1550; Speeds: 1; Rot.: CWOSE; Efficiency: 35%; Shaft Diam.: 1/4"-20 Thd; Shaft Length: 1/2"; Bearing Type: Slv; Wt. Lbs.: 3.0; NEMA Frame: Non-Std.; Type: Shaded Pole; Mounting: Single Foot Pad; Std. Mount. Pos.: All Angle; Enclosure: TEAO; Insulation Class: B; Thermal Protection: Impedance; Agency Certification: UR; A: 3-1/2"