The black MRK-4431 MRK Series Rack, 44 RU, 31" D from Middle Atlantic is a fully welded steel rack with forty-four rack-unit capacity designed to hold 19" wide equipment. Its steel frame and 1/8" thick, structural-steel, internal braces provide a weight capacity of up to 2500 lb. This enclosure is also seismic certified to protect up to 1000 lb. of essential equipment when used in conjunction with MRK-Z4 brackets.
This rack comes standard with (2) pairs of 11-gauge threaded, 10-32 rackrails with EIA spacing and labeled rackspace increments. Electrical knockouts on rear plates (both top and bottom) can easily be removed to pass cables (includes 1/2", 3/4", 1" and 1-1/2" openings). The configurable, open top also includes a UHF/VHF knockout.
This enclosure is gang-able, allowing you to expand your system at will by adding additional cabinets. And customization is a snap with practical accessories to meet your exact needs, such as a vented Plexiglas front door. A key-locked, solid, rear door comes standard with this model. This rack is UL Listed in the U.S. and Canada.