Exhaust Fan Corrosion Resistant High Performance Blade Dia 12 In. CFM @ 0.000-In. SP 2200 CFM @ 0.050-In. SP 2050 CFM @ 0.125-In. SP 1950 Max Ambient Temp (F) 140 Fan Voltage 240VAC 60 Hz 1 Phase Full Load Amps 1.5 Full Load Watts 330 Exhaust/Supply Fan Motor HP 1/4 Bearing Type Sealed Ball Motor RPM 3100 Motor Type Permanent Split Capacitor Motor Enclosure Totally Enclosed Air-Over Motor Insulation Class F Thermal Protection Automatic Height (In.) 17-7/16