Configured MRK enclosures for audio/video, digital video recorder or network video recorder installations. Simplify ordering and save installation time.
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MRK Series 19" Gangable Enclosures
Narrow Design for Large-Scale Multi-Bay Jobs
  • Fully welded construction, open sides
  • UL Listed in the US and Canada
  • Fully welded construction provides:
    • Static load capacity: 10,000 lbs.
    • UL Listed load capacity: 2,500 lbs.
    • Seismic Certified load capacity: 1,050 lbs.
  • Seismic certified to the following codes and standards: 2007 & 2010 CBC; 2006, 2009 & 2012 IBC; ASCE 7-05 (2005 Edition) & ASCE 7-10 (2010 Edition) and the 2006 & 2009 editions of NFPA 5000 for use in areas of high seismicity – Zone 4 or Seismic Design Category (SDC) "D". These are designed for Mission Critical and/or High-Importance Installations in locations with the highest level of seismicity and top floor or rooftop installations including those within UBC and CBC Essential facilities or IBC, ASCE 7, and NFPA 5000 Seismic Use Group III facilities. For all codes, the Importance factor (Ip) is 1.5. Seismic Certified load capacity of 1,050 lbs. when used with MRK-Z4 seismic floor anchor brackets.
  • OSHPD approved for fixed equipment anchorage in California healthcare facilities
  • Slim 22" OD width
  • 1/2", 3/4", 1" and 1-1/2" electrical knockouts found on removable split rear plates, top knockout plate additionally includes UHF/VHF antenna knockouts
  • Available in 4 depths: 26.5", 31.5", 36" & 42 "
  • 2 pairs of wider rackrail provide more interior room
  • Racks with PRO suffix include two pair cage nut style rackrail
  • 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
Click HERE to Download the
Thermal Management White Paper
All of our rackrail is finished in durable ‘e-coat’ to guarantee no clogged threads.
click for more
#96-039 Download or view PDF file

 

26-1/2" Outside Depth
(24" Useable)
Part #
31-1/2" Outside Depth
(29" Useable)

Part #
36" Outside Depth
(33.6" Useable)
Part #
42" Outside Depth
(39 1/2" Useable)
Part #
Racking Height Overall
Height
Power Strip
MRK-4426 * MRK-4431 * MRK-4436 * MRK-4442 * 77" (44 Space) 83-1/8"
  MRK-4431PRO ** MRK-4436PRO ** MRK-4442PRO ** 77" (44 Space) 83-1/8"
MRK-4026 * MRK-4031 * MRK-4036 MRK-4042 * 70" (40 Space) 76-1/8"
MRK-3726 * MRK-3731 *     64-3/4" (37 Space) 70-7/8"
MRK-2426 * MRK-2431 *     42" (24 Space) 48-1/8"

*Available without rear door, suffix part number with 'LRD'
** Racks with PRO suffix include two pair cage nut style rackrail



MRK Additional Rail Kits

11-gauge, 10-32 threaded, sold in pairs. All mounting hardware included.

Part #
Description
MV-RR44
44 space additional rail kit
MV-RR40
40 space additional rail kit
MV-RR37
37 space additional rail kit
MV-RR24
24 space additional rail kit

Cage Nut style rackrail & hardware
Part #
Description
PROMRK-RR44
pair 44 space cage nut style rackrail
CN6MM
100 qty.6mm cage nuts
HP-6MM
100 qty 6mm Phillips head rackscrews
 

HP-6MM

PRO MRKRR44
(shown with cage nuts)

Z-Rail Adaptor

MV-ZRA-44 Z-rail Adaptor converts standard rackrail to "Z" style rail for side mounted applications

Part #
Description
MV-ZRA-44
44 space Z-rail adaptor (2 pcs.)



 


MV-ZRA-44
Rack Ruler simplifies rackspace math.

Configured MRK Series Enclosures

Configured Audio/Video Enclosure includes…

  • Integrated fan top with proportional speed fan controller
  • Configurable rear door with bottom vent, solid locking front door
  • 3-1/4” wide vertical lacer strip
  • Six horizontal lacer bar
  • Twelve 8” Velcro® cable management straps
  • Thin power strip, 20 Amp, 20 outlet with cord
  • Leveling feet
  • 100 qty. 10-32 mounting hardware
  • Side panels optional
  • Ganging hardware optional for multi-bay installations
26-1/2” Outside Depth
(24” Useable)
Part #
31-1/2” Outside Depth
(29” Useable)
Part #
Racking
Height
Overall
Height
Description
MRK-4426-AV
MRK-4431-AV
77" (44 space) 83-1/8" with side panels
MRK-4426-AV-AB
MRK-4431-AV-AB
77" (44 space) 83-1/8" without side panels
 

Configured Digital Video Recorder Enclosure includes.

  • Two pairs 10-32 threaded rackrail
  • Fully vented top
  • Fully perforated vented front door and split rear door
  • 3-1/4” wide vertical lacer strip
  • Six horizontal lacer bars
  • Twelve 8” Velcro® cable management straps
  • Thin power strip, 20 Amp, 20 outlet with cord
  • One each 1 space and 2 space brush grommet
  • Leveling feet
  • 100 qty. 10-32 mounting hardware
  • Side panels optional
  • Ganging hardware optional for multi-bay installations
31-1/2” Outside Depth
(29” Useable)
Part #
Racking
Height
Overall
Height
Description
MRK-4431-DVR
77" (44 space) 83-1/8" with side panels
MRK-4431-DVR-AB
77" (44 space) 83-1/8" with ganging hardware
 

Configured Network Video Recorder Enclosure includes…

  • Two pairs cage nut style rackrail
  • One pair of cage nut style Z-rail adaptors
  • Fully vented top
  • Fully perforated vented front door and split rear door
  • 3-1/4” wide vertical lacer strip
  • Six horizontal lacer bars
  • Twelve 8” Velcro® cable management straps
  • Thin power strip, 20 Amp, 20 outlet with cord
  • One each 1 space and 2 space brush grommet
  • Leveling feet
  • 100 qty. 6mm threaded cage nuts and rack screws
  • 50 qty. 10-32 threaded cage nuts and rack screws
  • Side panels optional
  • Ganging hardware optional for multi-bay installations
36” Outside Depth
(33” Useable)
Part #
Racking
Height
Overall
Height
Description
MRK-4436-NVR
77" (44 space) 83-1/8" with side panels
MRK-4436-NVR-AB
77" (44 space) 83-1/8" with ganging hardware


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