Inline Duct Blower Belt-Drive Centrifugal With Drive Package Wheel Dia (In.) 18 CFM @ 0.000-In. SP 3692 Sones @ 0.000-In. SP @ 5 ft 17.1 Blower RPM 1328 Max Inlet Temp (Deg. F) 160 Voltage 208-230/460 Hz 60 Phase 3 Full Load Amps 3.2-3.2/1.6 Motor RPM 1760 Motor HP 1 Motor Enclosure Open Dripproof Inlet Dia (In.) 13-1/4 Outlet Dia (In.) 13-1/4 Outlet Height (In.) 23-7/8 Outlet Width (In.) 23-7/8 Inlet Width (In.) 23-7/8 Inlet Height (In.) 23-7/8