Agricultural Exhaust Fan High Efficiency Propeller Dia (In.) 36 CFM @ 0.000-In. SP 12 500 CFM/Watt @ 0.000-In. SP 17.1 Fan RPM 815 Voltage 240 60 Hz 1 Phase Full Load Amps 3.6 Watts 730 HP 23/32 Motor RPM 816 Motor Type Permanent Split Capacitor Motor Enclosure Totally Enclosed Air Over Motor Insulation Class F Height (In.) 50-1/2 Width (In.) 50-1/2 Max Depth (In.) 50-1/2 Opening Required H (In.) 45-1/4 Opening Required W (In.) 45-1/4 Flange Width (In.) 2