The EIA/TIA compliant, UL Listed (UL2416) 19" gangable equipment rack shall be Lowell Model No. LGNR-3732, which shall measure 22"W x 32"D x 70.875"H (37U). The rack shall be UL Listed in the U.S. and Canada with a load capacity of 3150 lbs. Construction shall be fully welded 16-gauge steel frame with 14-gauge steel top and 14-gauge steel bottom reinforced at loadbearing junctions and finished with a durable black powder epoxy coating. The rack shall include a solid steel rear door with key lock and two pairs of 11-gauge steel adjustable rails with mounting holes tapped 10-32 and rack unit increments printed on EIA spacing. The rear frame shall feature removable knockout panels and combination knockouts (1/2", 3/4", 1", 1-1/2") for conduit wiring, and BNC knockouts for UHF/VHF antenna. The top shall have integral rails with mounting holes tapped 10-32 to accept 19"W solid panels included as shipping stiffeners or optional accessories. The base shall include a grounding stud.