Middle Atlantic Products MRK-4431

Welded Gangable Rack (77" Tall)

OUR PART #: MRK-4431 Write the First Review.

Features & Specifications: Fully welded construction, open sides UL Listed in the US and Canada 2,500 lb.
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Our Price: $1,131.75
List Price: $1,509.00
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Features & Specifications:

  • Fully welded construction, open sides
  • UL Listed in the US and Canada
  • 2,500 lb. weight capacity
  • Seismic certified (UBC 1997 & CBC 1998 Zone 4; IBC 2000, IBC 2003, ASCE 7 - 02, NFPA 5000 Seismic Use Group III) for protecting 1000 lbs. of essential equipment when used in conjunction with our MRK-Z4 brackets
  • Slim 22" OD width
  • Available in 4 depths: 26.5", 31.5", 36" & NEW! 42 "
  • 2 pairs of wider rackrail provide more interior room
  • Laser-cut 1/8" thick internal steel braces for strength
  • 14-gauge steel tops & bottoms, 16-gauge seamless steel sides
  • Grounding and bonding stud installed in base
  • Configurable open top accepts a number of top options
  • Keylocked solid rear door standard
  • Finished in a durable black textured powder coat
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Middle Atlantic Products PD-2415SC-NS High-Density 24-Outlet Slim Power Strip

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Middle Atlantic Products HTX 50 Pack Torx Star-Post screws and washers

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Middle Atlantic Products TBIT Star Post Bit for Driving HTX Security Screws

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Middle Atlantic Products WS Series Multi-Bay Laminate Writing Shelf Laminated 1" Thick 4 Bay Writing Shelf with Durable T-mold Edge and Cable Grommets

Middle Atlantic Products WS Series Multi-Bay Laminate Writing Shelf Laminated 1" Thick 4 Bay Writing Shelf with Durable T-mold Edge and Cable Grommets

The WS Series writing shelves from Middle Atlantic provide a secure work surface for their WRK, MRK, VRK and VMRK Series enclosures when used in multi-bay applications. This model, the WS4-M31-24 is intended to be used as a 4 Bay Writing ...
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Middle Atlantic Products PVFD-44 Plexi Vented Front Door, 44-space

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Middle Atlantic Products SPN44-312 Pair of Side Panels/Black 44-space 31-3.2" deep

Middle Atlantic Products SPN44-312 Pair of Side Panels/Black 44-space 31-3.2" deep

Middle Atlantic's SPN series side panels fit all WRK, MRK, VMRK and VRK, series enclosures. These side panels feature stylish beveled corners to match the aesthetics of the enclosure, easily lift on and off, and include an internal ...
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Middle Atlantic Products MW4QFT-FC Integrated Fan Rack Top for WRK, MRK, DRK, VRK, VMRK Racks, 200 CFM with four 4.5" fans

Middle Atlantic Products MW4QFT-FC Integrated Fan Rack Top for WRK, MRK, DRK, VRK, VMRK Racks, 200 CFM with four 4.5" fans

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Middle Atlantic Products PFD44 44-Space Plexiglass Front Door

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Middle Atlantic Products WS2-M31-18  2-Bay 18" Deep Writing Shelf for 31" Deep MRK and VRK Racks

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Designed to provide an ergonomic work space, the Middle Atlantic WS2-M31-18 writing shelf is designed for Middle Atlantic's 31" deep MRK and VRK Series enclosures. Offered in a two-bay size to span multiple ganged ...
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Middle Atlantic Products MW10FT-FC Integrated Rack Fan Top for MRK, WRK, DRK, VRK, VMRK Racks, One 10" fan 550 CFM

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NOTE:  A 4-fan top is pictured, this is a single fan top. Integrated fan tops save time and money, and simplify ordering Includes proportional speed thermostatic fan control to ensure that fans only run when needed, extending fan ...
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Middle Atlantic Products LVFD-44 44-Space Front Rack Door, Large Perforation Venting

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Middle Atlantic Products VFD-44 Front Door 44Sp, Vented

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Middle Atlantic Products FD-44 44-Space Solid Front Door

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Middle Atlantic Products PDT-2020C-NS 20 Outlet Thin Power Strip

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Middle Atlantic Products CC-44-312 4" Cable Chase Kit (see product page for model numbers)

Middle Atlantic Products CC-44-312 4" Cable Chase Kit (see product page for model numbers)

4" wide cable chase provides ample space for cable routing.  Perfect for between ganged racks.  Also accepts standard SPN series side panels for added cable space on end-of-bay or single enclosures. Description: 77" (44-Space) ...
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Middle Atlantic Products CBS-MRK-31 Castor Kit MRK Rack/31"Deep

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With a 1300 lb. capacity, our commercial grade caster bases are equipped with heavy duty non-locking 3" swivel wheels and are UL listed in the US and Canada. NEW fine floor caster bases now available with a 700 lb. weight capacity. Each ...
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Middle Atlantic Products PD-2415SC High-Density 24-Outlet Slim Power Strip

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Middle Atlantic Products PROMRK-RR44 44 Space Cage Nut Style Rack Rail Pair for MRK Series Racks

Middle Atlantic Products PROMRK-RR44 44 Space Cage Nut Style Rack Rail Pair for MRK Series Racks

44 Space Cage Nut Style Rack Rail Pair for MRK Series Racks
$111.75 List Price: $149.00You Save 25%
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Middle Atlantic Products MV-RR44 44 Space Rear Rack Rail for MRK Racks

Middle Atlantic Products MV-RR44 44 Space Rear Rack Rail for MRK Racks

11-gauge, 10-32 threaded, sold in pairs. All mounting hardware included.
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Middle Atlantic Products MW-VT Vented Top Rack Panel (for WRK, MRK, VRK Series Racks)

Middle Atlantic Products MW-VT Vented Top Rack Panel (for WRK, MRK, VRK Series Racks)

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Middle Atlantic Products MW-ST Solid Top Rack Panel (for WRK, MRK, VRK Series Racks)

Middle Atlantic Products MW-ST Solid Top Rack Panel (for WRK, MRK, VRK Series Racks)

The Middle Atlantic Products MW-ST is a solid top that includes a removable two space service plate to allow removal without disrupting cable bundles.
$53.25 List Price: $71.00You Save 25%
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Middle Atlantic Products HP24 100 12-24 x 5/8" Phillips Screws with Nylon Washers

Middle Atlantic Products HP24 100 12-24 x 5/8" Phillips Screws with Nylon Washers

Primarily used in telecommunications and data, these 5/8" long 12-24 thread screws are heat-treated to prevent head stripping. Black oxide finished, comes complete with nylon washers.
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Middle Atlantic Products HPQ 100-Piece Phillips Screws with Washers

Middle Atlantic Products HPQ 100-Piece Phillips Screws with Washers

Cable friendly HPQ series screws are 3/8" long with 10-32 threads and feature a rounded end to allow wires to be dressed inside front rackrail without chafing. Featuring an attractive Phillips truss head, finished in black oxide.
$22.50 List Price: $30.00You Save 25%
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Middle Atlantic Products SW Shoulder washers, 100 piece

Middle Atlantic Products SW Shoulder washers, 100 piece

When used in conjunction with the stock washers supplied with all our screws, these black nylon shoulder washers help prevent ground loops. 100 piece count
$9.00 List Price: $12.00You Save 25%
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