Standard Duty Exhaust Fan Propeller Dia 24 In. CFM @ 0.000-In. SP 4826 Sones @ 0.000-In. SP @ 5 ft 17.3 Sones @ 0.250-In. SP @ 5 ft 16.8 Max Inlet Temp 104 Degrees F Voltage 115/208-230 60 Hz 1 Phase Full Load Amps 4.2/2.1-2.1 Motor HP 1/4 Max BHP 0.30 Bearing Type Sealed Pillow Block Motor RPM 1725 Motor Type Capacitor-Start Motor Enclosure Totally Enclosed Fan-Cooled Motor Insulation Class B Fan RPM 923 Height 28 In. Width (In.) 28 Max Depth 18 In.