Plenum Fan Belt Drive With Drive Package Wheel Dia 18 1/2 In CFM @ 0.250-In SP 2866 @ 0.500-In SP 2575 @ 0.750-In SP 2195 Sones @ 0.250-In SP @ 5 ft 9.3 Max Inlet Temp 104 Deg F Voltage 115/208-230 60 Hz 1 Phase Full Load Amps 8.0/4.0-4.0 Motor HP 1/2 Shaft Centerline Height 11 1/4 In Frame Height 22 1/2 In Frame Width 22 1/2 In Frame Depth 22 1/2 In Belt Provided is for Typical Motor Mounting Location Includes Drive Package