Medium Duty Exhaust Fan Propeller Dia 24 In. CFM @ 0.000-In. SP 8734 Sones @ 0.000-In. SP @ 5 ft 27 Sones @ 0.250-In. SP @ 5 ft 17.7 Max Inlet Temp 104 Degrees F Voltage 208-230/460 60 Hz 3 Phase Full Load Amps 3.2-3.2/1.6 Motor HP 1 Max BHP 1.15 Bearing Type Regreasable Pillow Block Motor RPM 1750 Motor Type 3-Phase Motor Enclosure Totally Enclosed Fan-Cooled Motor Insulation Class F Fan RPM 930 Height 28 In. Width (In.) 28 Max Depth 18 In.