Centrifugal Inline Duct Fan Housing Material Galvanized Steel Fits Duct Dia 10 In. Voltage 120V Max Amps 0.65 Max Wattage 94 Number of Speeds 1 Housing Dia 13-3/8 In. Length 6-7/8 In. Motor RPM 2380 CFM @ Duct 460 CFM @ 0.000-In. SP 513 CFM @ 0.125-In. SP 482 CFM @ 0.200-In. SP 489 CFM @ 0.250-In. SP 448 CFM @ 0.375-In. SP 418 CFM @ 0.400-In. SP 460 CFM @ 0.500-In. SP 388 CFM @ 0.600-In. SP 413 CFM @ 0.750-In. SP 335 CFM @ 0.800-In. SP 363 CFM @ 1.000-In. SP 283