1500 CFM Donaldson Torit Dust Collector model VS-1500, S/N 2318335. 1500 CFM Clean air flow, 177 sq ft. filtering surface. Driven by 5HP, 60 cycle, 3 phase, 3600 RPM motor. 24" wide X 30" deep X 68" tall. Stainless Steel cabinet. Equipped with 16" diameter X 26" tall cartridge filter. Explosion proof controls. Mounted on casters. Includes a spare cartridge.