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Home > Middle Atlantic Racks and Cabinets > MRK Series 19-inch Rack Enclosures

MRK 19-inch Server Rack Enclosures

The MRK Server Rack Enclosure's narrow design makes it great for when you have a tight fit, but is gangable for large multi-bay jobs. The fully welded construction on this Middle Atlantic MRK rack allows it to support up to 10,000 lbs! Order a Seismic Server Rack today.



RMRK Series 19-inch gangable enclosure
MRK-Z4 Floor Brackets
MRK-Z4 for seismic certification.

Purchase WRK-SA Series Rack Enclosures

The MRK Server Rack Enclosure is designed for mission critical server enclosure installations to accommodate large cable bundles and conform to a number of Codes and Standards.

Seismic Certified To:

When used with MRK-Z4

Arrow2007 & 2010 CBC
Arrow2006, 2009 & 2012 IBC
ArrowASCE 7-05 (2005 Edition)
ArrowASCE 7-10 (2010 Edition)
ArrowNFPA 5000 (2006 & 2009 Editions)*
*For use in areas of high seismicity, Seismic Use Group III, Zone 4 or Seismic Design Category (SDC) "D".

MRK Server Rack Features:
  • UL Listed load capacity: 2,500 lbs.
    Static load capacity: 10,000 lbs.
    Seismic certified capacity: 1,050 lbs.
  • 1/8” thick structural steel internal braces
  • 22” OD width; available in 26.5" & 31.5" depths
  • 1/2”, 3/4”, 1” & 1-1/2” electrical knockouts on split rear plates top & bottom, easily
  • Removable for cable pass-through, top plates additionally include UHF / VHF knockouts
  • Two wide pairs of 11-gauge, 10-32 threaded rackrail with numbered rackspace increments
  • Optional solid, fully vented, plexi, and vented-plexi front doors available
  • Open top with configurable top panel options
  • Keylocked solid rear door standard
  • Durable black textured powder coat finish
  • Seismic certified with an Ip value of 1.5 (when used with MRK-Z4 option)
  • UL Listed in the US and Canada


Configured A/V enclosure ships complete with the most commonly used accessories

AV Configured MRK Series Enclosures

Download Mid Atlantic MRK specsDownload Middle Atlantic MRK specs
Configured Audio / Visual Enclosure
  • Integrated fan top with proportional speed fan controller
  • Configurable rear door with bottom vent, solid locking front door
  • 3-1/4” wide, 44 space vertical lacer strip
  • Six horizontal lacer bars
  • Twelve 8” Velcro® cable management straps
  • Thin power strip, 20 Amp, 20 outlet with cord
  • Leveling feet
  • 100 qty. 10-32 mounting hardware
  • Available with or without sides
  • Ganging hardware available for add-a-bay models without sides

Made in America
RoHS Compliant

Dock-to-dock (Standard)
Lift-gate service (Optional)
Inside delivery (Optional)
Installation service (Optional)
 
Description Internal
Dimensions
External
Dimensions
Weight
Capacity
Price
MRK Gangable Rack Enclosures
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MRK-4426
Middle Atlantic 19" Rack
77"h
19"w
24"d
83.125"h
22"w
26.5"d
2,500 lbs UL listed
10,000 lbs Static
$936.75
View Cart
MRK-4431
Middle Atlantic 19" Rack
77"h
19"w
24"d
83.125"h
22"w
31.4"
2,500 lbs UL listed
10,000 lbs Static
$1,077.75
MRK Configured Audio/Visual Enclosures
View Cart
MRK-4431-AV
Middle Atlantic 19" Rack
with side panels
77"h
19"w
24"d
83.125"h
22"w
31.4"d
2,500 lbs UL listed
10,000 lbs Static
$2,822.25
View Cart
MRK-4431-AV-AB
Middle Atlantic 19" Rack
without side panels
77"h
19"w
24"d
83.125"h
22"w
31.4"d
2,500 lbs UL listed
10,000 lbs Static
$2,284.50
Available Options
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WRK-Z4
Seismic floor anchor brackets
Pack of (4) four

$37.50