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Middle Atlantic MRK-4431 MRK Series Rack, 44 RU, 31" D (Black)

BH #MIMRK4431 • MFR #MRK-4431
Middle Atlantic
Middle Atlantic MRK-4431 MRK Series Rack, 44 RU, 31" D (Black)
Key Features
  • Fully Welded Construction for Strength
  • Racks Gang Together When Fully Loaded
  • Front and Rear Adjustable 10-32 Rackrail
  • Multiple Lacing Points
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.
Special Order
Expected availability: 7-14 business days
12 Mos. Promo Financing
with the credit card.§ 

Important Notice

  • This item is noncancelable and nonreturnable.
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Middle Atlantic MRK-4431 Overview

  • 1Description
  • 2Solid Construction
  • 3Seismic Certified
  • 4No-Clog, Rack-Rail Threads
  • 5Industry-Standard Design
  • 6Customization
  • 7Pre-Installed Washers
  • 8Grounding/Bonding Studs
  • 9UL Listed
  • 10Free Layout & Specifications Software
  • 11Quality Guaranteed

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.

Solid Construction
All-steel construction and structural-steel braces guarantee exceptional strength and years of use.
Seismic Certified
Protects up to 1000 lb 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

Middle Atlantic MRK-4431 Specs

Rack Units44 RU
Rack Rail Type10-32"
Seismic Load Capacity1050
Static Load Capacity10,000 lb / 4535 kg
UL Load Capacity2500 lb / 1134 kg
MountingHorizontal
GangableYes
Material of ConstructionWelded, steel frame and 1/8" thick, structural-steel, internal braces
FinishBlack, powder-coat finish
CertificationsASCE: 7-10
RoHS: Yes
Greenguard: Yes
UL Listing No: E173107
MobilityNot specified by manufacturer
Load Capacity10,000 lb / 4535 kg
Usable Dimensions (W x H x D)19.0 x 77.1 x 29.0" / 48.3 x 195.9 x 73.7 cm
Dimensions22.0 x 83.1 x 31.4" / 55.9 x 211.1 x 79.8 cm
WeightNot specified by manufacturer
Packaging Info
Package Weight176 lb
Box Dimensions (LxWxH)89 x 35 x 27"

Middle Atlantic MRK-4431 Reviews

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