Middle Atlantic MRK-4042LRD Middle Atlantic MRK-4042LRD

Product Information
Overview The MRK-4042LRD MRK Series 19" Gang-able Enclosure from Middle Atlantic is a fully welded steel rack with 40U capacity and a depth of 42". Its steel frame and 1/8" thick structural-steel internal braces provide a weight capacity of up to 2500 lbs. This enclosure is also seismic certified to protect up to 1000 lbs of essential equipment when used in conjunction with MRK-Z4 brackets.

This rack comes standard with (2) pairs of 11-gauge threaded 10-32 rack rails with EIA spacing and labeled rack-space increments. Electrical knockouts on the top and bottom of the rear panel can easily be removed to pass cables. 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. The rack can also be customized with a number of practical accessories items to meet your exact needs.
  • Solid Construction
    All-steel construction and structural-steel braces guarantee exceptional strength and years of use.
  • Seismic Certified
    Protects up to 1,000 lbs. of essential equipment when used in conjunction with MRK-Z4 brackets.
  • No-Clog, Rack-Rail Threads
    All rack rails finished in durable "e-coat" to prevent clogged threads.
  • Industry-Standard Design
    Rackrail is labeled in EIA standard rackspace increments allowing for easy equipment alignment.
  • Customization
    Pick and choose from Middle Atlantic's wide range of accessories to customize and expand your rack system.
  • Pre-Installed Washers
    Pre-installed washers on all 10-32 threaded rackscrews save installation time.
  • Grounding/Bonding Studs
    Grounding/Bonding Studs have been provided to help you electrically ground and bond equipment, per NEBS and NEC standards.
  • UL Listed
    This rack is UL (Underwriters Laboratories) Listed in the U.S. and Canada.
  • Free Layout & Specifications Software
    RackTools free layout and specification software included for effective system design help.
  • Quality Guaranteed
    Limited Lifetime Warranty to Original Purchaser
  • Construction: Welded steel frame and 1/8" thick structural-steel internal braces
  • Finish: Black powder coat
  • Shelf: None
  • Cabinet: Accepts 19" Equipment (Width)
    Useable Depth 39.6"
    Capacity 40U (70.125")
  • Dimensions (HxWxD): 76.125 x 22 x 42"
  • Weight Capacity: 2500 lbs
  • (Seismic certified capacity up to 1000 lbs when used in conjunction with MRK-Z4 brackets)
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Brand Middle Atlantic
Model MRK-4042LRD
Part Number MRK-4042LRD
UPC 656747071874
Product Category Gangable Racks
Unit of Measure EACH
Shipping Weight 198.00 lbs.
Middle Atlantic Performance Audio is an authorized Middle Atlantic dealer.
Middle Atlantic specializes in manufacturing high quality racks, mounts, controllers, and accessories for AV equipment. They have been in business since 1979, which means they know the AV industry well and their products reflect that. All of their products are engineered and produced in the US to the highest industrial standards. When you purchase Middle Atlantic equipment you can be sure that every detail has been considered, right down to the thermal demands of your gear.
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