Medium Duty Exhaust Fan Propeller Dia 42 In. CFM @ 0.000-In. SP 33 227 Sones @ 0.000-In. SP @ 5 ft 38 Sones @ 0.250-In. SP @ 5 ft 39 Max Inlet Temp 104 Degrees F Voltage 208-230/460 60 Hz 3 Phase Full Load Amps 14.5-13.1/6.5 Motor HP 5 Max BHP 5.75 Bearing Type Regreasable Pillow Block Motor RPM 1750 Motor Type 3-Phase Motor Enclosure Totally Enclosed Fan-Cooled Motor Insulation Class F Fan RPM 713 Height 46 In. Width (In.) 46 Max Depth 23-1/2 In.