The EIA/TIA compliant 19" floor rack shall be Lowell model #LER-3527 with overall dimensions of 67.375"H x 27.00"D x 23.06"W; usable height of 35 rack units, and usable depth of 24.34". Rack construction shall be fully welded certified U.S. steel with 16-gauge frame and 14-gauge 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 top shall feature a 7U opening with riveted 10-32 threaded rails on 19" E.I.A. spacing and solid closure panels (3U, 4U), 1/2"-3/4" and 1"-2" EKO for conduit, 1/2" KO for wireless antennae, and a 6"D rear conduit plane with room to field-punch holes for 4" dia. conduit. Rack bottom shall have an opening measuring 22.88" x 19.94" and include a grounding stud. Rack shall include 1 pair of (35U) 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 3150 lbs.