Upblast Ventilator Drive Type Belt Wheel Dia 14-3/4 In. CFM @ 0.000-In. SP - Assembled No Motor Voltage 208-230/460 3 Phase 60 Hz Max Operating Amps 2.0-2.0/1.0 Motor HP 1/2 Max BHP 0.52 RPM 1845 Base Length 26 In. Base Height 1-3/4 In. Overall Dia 28-7/8 In. Base Width 26 In. Shaft Dia Sheave End 3/4 In. Shaft Dia Wheel End 3/4 In. Overall Height 26-3/8 In. Max Inlet Temp 300 Degrees Housing Material Spun Aluminum Mounting Location Roof Wheel Material Aluminum