1-used DUSTEK model: C2000 Dust Collector. (4) Filter bags up and (4) collection bags down. Main Motor: 20 HP, 14 inch Inlet diameter, Storage in Cu. Ft.: 60, Filter in area (sq. ft): 160, Distance Inlet to Floor: 83 in., CFM: 7,000, 130 length/32 width/ 173 height. S/N: C2000-03-219. For operation on 230/460v. Cleaned and checked.