S&P In-Line Duct Fan, Series: TD, 120 VAC, 60 Hz, 65 W, 2289 rev/min Motor Speed, 293 cu-ft/min at 0 in SP, 6 in Duct, 7-7/8 in Dia Housing, 1-PH Induction Asynchronous Motor, 140 deg F Maximum Operating, Plastic, Epoxy Polyester Paint-Coated, 11-5/8 in L x 8-3/8 in W