The EIA/TIA compliant 19" floor rack shall be Lowell model #LER-2427 with overall dimensions of 48.125"H x 27.00"D x 23.06"W; usable height of 24 rack units, and usable depth of 24.34". Rack construction shall be fully welded certified U.S. steel with 16-gauge steel frame and 14-gauge steel bottom reinforced at load-bearing junctions, all with black wrinkle powder epoxy finish. Welded sides shall feature vents at top and bottom. The rack shall include a recessed rear door with vents and key lock, removable knockout panels above and below door with 1/2" KO for wireless antennae, 1/2"–3/4" and 1"–1-1/2" EKO for conduit, and a blank project panel. The front shall feature vents along top and bottom and provisions to accept an (optional) surface-mount door with left or right hand swing. The closed steel top shall feature two vents. Rack bottom shall have an opening measuring 22.88" x 19.94" and include a grounding stud. Rack shall include 1 pair of adjustable 11-gauge steel rails tapped 10-32 on 19" E.I.A. spacing with black finish and numbered rack unit increments. The UL 2416 Listed rack shall be manufactured in the U.S.A. with a UL Listed load capacity of 800 lbs.