Model 53484-23 ; S/N FRC-R-E-18-84. Carbon steel construction. Control box serial number NEMA 4-5SLND, (5 solenoids). Unit is complete with Pulsejet manifold containing 5 Pulsejet valves. 18 bags x 84" long. Rated for 17" hg vacuum and 1.0 psig pressure. Hopper height is 84" x 41-5/8" id giving a hopper volume of approximately 50 cubic feet. Control box serial number NEMA 4 panel model 5702-1, (5 solenoids). Carbon steel construction. Excellent condition. Complete with cages. Cages are flex-kleen design, 5-5/8" diameter x 84" long, side removal design. Overall height is 196". Hopper bottom outlet size is 10". Clean air outlet size is 4" and air-material inlet size is 3". Fan not included.