PSC Blower, Forward Curve, Direct Drive, Wheel Dia 8 5/8 In, CFM @ 0.000-In SP 990, Voltage 115/230, 60 Hz, Single Phase, Full Load Amps 3.66/1.88, RPM 1080, Max Inlet Temp 104 Deg F, Overall Height 14 7/8 In, Overall Width 11 1/2 In, Overall Depth 13 1/8 In RestrictionsNote: Not for use with speed controllers. OEM Specialty Permanent Split Capacitor (PSC), 3-Phase, and DC BlowersPowerful direct-drive blowers with forward-curve wheels provide economical air delivery for general heating, cooling, ventilating, or component cooling. Dynamically balanced blowers provide smooth and quiet operation. Noise and vibration are held to a minimum to maintain cfm at higher static pressures. Motors have cast aluminum end shields for greater heat dissipation and protection, resulting in less downtime and longer service life. Gray enamel finish. Blowers without outlet flange can use 5TCJ3 housing support for mounting. 2-speed blowers require 1DGZ9 2-speed switch (not included; see page 4446).All are UL and C-UL Recognized (E47479).Direct replacements for many OEM blowers with same physical footprint All-position mounting Min./max. operating temp. range: -20 to 104 F Max. inlet and ambient temp.: 104 F