Corrosion- Industrial Fan, Blade Dia. 30 in, Stationary, Non-Oscillating, Variable Speeds, Voltage 240V AC, 1 Phase, CFM High 10,000, Motor HP 1/2 hp, Motor RPM 1000, Operating Amps 3.1, Fan Mounting Location Fan Head Only, Fan Accessory Style , Sound Level 55 dBA, Max. Ambient Temp. 104 Degrees F, Hz 60 Hz, Watts 670, Motor Type Permanent Split Capacitor, Drive Type Direct Drive, Outside Dia. 33 In., Height 33 in, Width 33 in, Max. Depth 19-1/2 In.