Middle Atlantic® DRK Series Cable Management Enclosures

Extra Wide, Heavy Duty Racks Built to Accommodate High-Density Patching Applications

MA-DRK19-44-31
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What's special about these 19" and 23" rackmount enclosures?

  • Highly versatile, multi-bay design with integrated cable management ducts, provides the perfect combination for networks that require substantial load capacity along with convenient organization and accessibility
  • Heavy duty, fully-welded steel construction provides a UL listed load capacity of 2,500 lbs, and when combined with floor anchor brackets, these racks become seismic certified to 815 lbs, with an IP value of 1.5
  • Modular 44U design includes 19" or 23" rackmount rails in 31.5", 36", or 42" depth, and has a wide assortment of doors, side panels, and accessories available for creating the perfect enclosure tailored to your specific needs
  • Click for More Features
RoHS CompliantUL Classified

Middle Atlantic® DRK Series Cable Management Enclosures feature an extra wide multi-bay design, integrated cable ducts, and reinforced construction to provide network installers with a dependable rackmount solution that's optimized to handle large cable bundles and high-density hardware installation. The modular design of DRK series racks accommodates a wide variety of Middle Atlantic® accessories, to offer the customer a completely customizable, highly adaptable and easily upgradable enclosure that meets the specific needs of their network infrastructure.

Accesories: Tops | Front Doors | Rear Doors | Side Doors
Universal Accessories | 19" Accessories | 23" Accessories

19" Panel Width DRK Enclosures
Part #DescriptionDimensionsRacking HeightPrice
MA-DRK19-44-3119" DRK Series Enclosure with 10-32 Threaded Rails31.5"D x 30"W x 83.5"H77" / 44RU
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MA-DRK19-44-31PRO19" DRK Series Enclosure with Square Hole (Cage-Nut Style) Rails31.5"D x 30"W x 83.5"H77" / 44RU
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MA-DRK19-44-3619" DRK Series Enclosure with 10-32 Threaded Rails36.0"D x 30"W x 83.5"H77" / 44RU
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MA-DRK19-44-36PRO19" DRK Series Enclosure with Square Hole (Cage-Nut Style) Rails36.0"D x 30"W x 83.5"H77" / 44RU
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MA-DRK19-44-4219" DRK Series Enclosure with 10-32 Threaded Rails42.0"D x 30"W x 83.5"H77" / 44RU
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MA-DRK19-44-42PRO19" DRK Series Enclosure with Square Hole (Cage-Nut Style) Rails42.0"D x 30"W x 83.5"H77" / 44RU
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23" Panel Width DRK Enclosures
Part #DescriptionDimensionsRacking HeightPrice
MA-DRK23-44-3123" DRK Series Enclosure with 10-32 Threaded Rails31.5"D x 30"W x 83.5"H77" / 44RU
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Complete 19" Panel Width DRK Enclosure
Part #DescriptionDimensionsRacking HeightPrice
MA-DRK19-44-31K19" DRK Preconfigured Enclosure31.5"D x 30"W x 83.5"H77" / 44RU
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*MA-DRK19-44-31K Includes 10" Fan Top, Side Panels, Plexi Front Door and Leveling Feet

DRK Tops with Fan Options
Part #DescriptionWeightColorPrice
MA-MW-STDRK Solid Enclosure Top11.9 lbsBlack
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MA-MW-LVTDRK Perf Vented Enclosure Top7.50 lbsBlack
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MA-MW-VTDRK Slot Vented Enclosure Top10.0 lbsBlack
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MA-MW-LADRK Cable Ladder Enclosure Top8.00 lbsBlack
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MA-MW-10FTDRK Single Fan Top, Empty10.6 lbsBlack
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MA-MW-10FT-550CFMDRK Single Fan Top with Fan16.0 lbsBlack
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MA-MW-10FT-FCDRK Single Fan Top with Fan and Controller15.0 lbsBlack
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MA-MW-6FT-660CFMDRK Three Fan Top with Fans16.6 lbsBlack
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MA-MW-4FT-380CFMDRK Four Fan Top with Fans18.0 lbsBlack
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MA-MW-4QFT-FCDRK Four Fan Top with Fans and Controller19.0 lbsBlack
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DRK Front Door Options
Part #DescriptionWeightColorPrice
MA-DPVFD-44DRK Vented Plexi Front Door60.0 lbsBlack
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MA-DPFD-44DRK Non-Vented Plexi Front Door60.0 lbsBlack
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MA-DVFD-44DRK Fully Perforated Front Door52.0 lbsBlack
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MA-DLVFD-44DRK Fully Vented Front Door55.0 lbsBlack
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DRK Rear Door Options
Part #DescriptionWeightColorPrice
MA-D-CFRD-44DRK High CFM Split Rear Doors with 6 Adjustable Fans149.0 lbsBlack
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MA-DCLVRD-44DRK Fully Perforated Split Rear Door50.0 lbsBlack
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MA-DCRD-44DRK Solid Split Rear Door60.0 lbsBlack
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MA-DFVRD-44DRK Ventilated Rear Door56.0 lbsBlack
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MA-DVRD-44DRK Partially Ventilated Rear Door55.0 lbsBlack
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MA-DSVRD-44DRK Fully Perforated Rear Door55.0 lbsBlack
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DRK Side Panel Options
Part #DescriptionWeightColorPrice
MA-SPN-44312Solid Side Panels for 31.5" Deep Enclosure, QTY 268.0 lbsBlack
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MA-SPN-44-36Solid Side Panels for 36.0" Deep Enclosure, QTY 279.0 lbsBlack
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MA-SPN-44-423Solid Side Panels for 42.0" Deep Enclosure, QTY 2156.0 lbsBlack
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Universal Accessories
Part #DescriptionWeightQtyPrice
MA-MRK-Z4Seismic Floor Anchor Brackets1.12 lbs4
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MA-CBS-DRK-31Caster Base for 31" Deep DRK Enclosure30.0 lbs1
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MA-CBS-DRK-36Caster Base for 36" Deep DRK Enclosure23.4 lbs1
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MA-HGPremium Gloss Black 10-32 Rack Screws0.9 lb.100
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MA-FAN-1010" Fan, 550 CFM5.2 lbs1
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19" Rack Accessories
Part #DescriptionWeightQtyPrice
MA-DRK-44DUCT44U Cable Duct for 19" DRK Enclosures20.0 lbs1
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MA-DRK19-RR4419" 44U Rackrails, 10-32 Thread37.0 lbs2
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MA-DRK19-RR44PRO19" 44U Rackrails, 6mm Cage Nut35.0 lbs2
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MA-LBP-1A19" Cable Lacing Bars2.4 lbs10
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MA-VRS19" Vertical Rackmount Shelf, 15"D10.0 lbs1
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MA-KB-SS19" Slide-Out Keyboard Shelf13.3 lbs1
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MA-HCM-1D1U 19" D-ring Cable Manager2.1 lbs1
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MA-HCM-2D2U 19" D-ring Cable Manager3.0 lbs1
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MA-EB11U 19" Flanged Steel Blank Filler Panel0.7 lb.1
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MA-EB22U 19" Flanged Steel Blank Filler Panel1.1 lbs1
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MA-EB33U 19" Flanged Steel Blank Filler Panel1.8 lbs1
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23" Rack Accessories
Part #DescriptionWeightQtyPrice
MA-DRK23-RR4423" 44U Rackrails, 10-32 Thread18.0 lbs2
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MA-23-19-11U Space Reducers, 23" to 19" Width1.0 lb.2
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MA-23-19-33U Space Reducers, 23" to 19" Width3.0 lbs2
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MA-23-19-44U Space Reducers, 23" to 19" Width4.0 lbs2
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MA-U317-233U 23" Cantilever Rackshelf, 17.75" Deep11.56 lbs1
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MA-AS3-26-233U 23" Front/Rear Mount Rackshelf, 25.5" Deep17.0 lbs1
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  • 1/8" thick structural steel internal braces for increased load capacity and stability, especially in environments prone to seismic activity
  • 11-gauge steel rails come pre-labeled with EIA standard rackspace increments for easy equipment mounting, and come with either #10-32 threaded holes or cage-nut style holes
  • 4 Grounding studs preinstalled in the base and top of each enclosure to facilitate the proper bonding of electronic equipment, as per NEBS and NEC standards
  • One pair of hinged cable ducts with magnetic closure come preinstalled in the front, to provide neat and organized patch cable routing
  • Finished in a durable black powder coat for lasting quality against minor impacts and abrasion
  • Vented rear door comes standard with each enclosure for enhanced air flow and convenient accessibility
  • 100 rack screws included for convenience
  • cULus listed
  • EIA/TIA compliant
  • Seismic certified to the UBC 1997, CBC Seismic Zone 4,IBC 2000, IBC 2003, 2002 ASCE Standard 7, and 2003 NFPA 5000 Seismic Use Group III lateral force requirements when combined with MA-MRK-Z4 floor anchor brackets
  • GREENGUARD Indoor Air Quality Certified for use in schools or other environments with children
  • RoHS compliant
  • Made in the USA USA

 

PART # PANEL
WIDTH
RACKRAIL RACKING
HEIGHT
O.D.
HEIGHT
USEABLE
DEPTH
O.D.
DEPTH
O.D.
WIDTH
WEIGHT
MA-DRK19-44-31 19" 10-32 threaded on EIA Standard spacing 77" (44 Space) 83.5" 24.25" 31.5" 30" 200 lbs
MA-DRK19-44-31K 19" 10-32 threaded on EIA Standard spacing 77" (44 Space) 83.5" 24.25" 31.5" 30" 406 lbs
MA-DRK19-44-31PRO 19"  Square hole (cage-nut style) on EIA Standard spacing 77" (44 Space) 83.5" 24.25" 31.5" 30" 200 lbs
MA-DRK19-44-36 19" 10-32 threaded on EIA Standard spacing 77" (44 Space) 83.5" 28.75" 36" 30" 220 lbs
MA-DRK19-44-36PRO 19"  Square hole (cage-nut style) on EIA Standard spacing 77" (44 Space) 83.5" 28.75" 36" 30" 280 lbs
MA-DRK19-44-42 19" 10-32 threaded on EIA Standard spacing 77" (44 Space) 83.5" 34.75" 42" 30" 250 lbs
MA-DRK19-44-42PRO 19"  Square hole (cage-nut style) on EIA Standard spacing 77" (44 Space) 83.5" 34.75" 42" 30" 250 lbs
MA-DRK23-44-31 23" 10-32 threaded on EIA Standard spacing 77" (44 Space) 83.5" 28.25" 31.5" 30" 200 lbs
 
Weight Capacity Static load capacity: 10,000 lbs / UL Listed load capacity: 2,500 lbs / Seismic Certified load capacity: 815 lbs
Seismic Rated Seismic certified to the UBC 1997 and 2001 CBC Seismic Zone 4 and the IBC 2000, IBC 2003, 2002 ASCE Standard 7 and 2003 NFPA 5000 Seismic Use Group III for protecting 815 lbs of essential equipment in upper floor installations when used in conjunction with our MA-MRK-Z4 seismic floor brackets with an IP value of 1.5
Construction Top and bottom shall be 14-gauge steel, horizontal braces shall be 1/8” thick steel, rack rails shall be 11-gauge steel
Finish Durable black powder coat

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