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Middle Atlantic Products® R4 Series 52 RU  Rack
Middle Atlantic Products® R4 Series 52 RU  Rack 0
Middle Atlantic Products® R4 Series 52 RU  Rack 1

Middle Atlantic Products® R4 Series 52 RU Rack

Model #: R4CN-5124B
Middle Atlantic Products Inc.
At a Glance
Mount networking, telephone, VOIP equipment, routers, switches and more with the R4 Series Four Post Open Frame Rack. These racks are designed to accommodate deeper, heavier components than a two post frame rack. Two styles are available, one with 12-24 threaded rackrail, and one with cage nut rackrail.
Price Starting At

Get to know this product.

  • Open top accepts direct mounting of optional cable ladder
  • Versatile base mounts inward to save space or outward for stability
  • Rack gangs to additional 4-post or 2-post open frame racks
  • Open frame design facilitates unrestricted air flow
  • 1/4” aluminum uprights, with a 3/16” thick aluminum base
  • Ships flat to save space
  • Includes 100 pcs. of 12-24 threaded mounting hardware
  • Includes additional split rackrail to provide up to three mounting depths
  • Overall depth includes base angles. See key specifications for usable depth of rack

EIA compliant 19" four post open frame rack shall be Middle Atlantic Products model # R4CN-5124B. Overall dimensions of rack shall be 96.47" H x 21-1/4" W x 36" D with 52 useable rackspaces. Rack shall ship unassembled. Rack shall provide a static load capacity of 2,000 lbs. and a UL listed load capacity of 800 lbs. Rack shall accept equipment mounting using cage nut style hardware. Rackrail shall be 14-gauge steel. Top, middle and bottom side brackets shall be 16-gauge steel. Base angles shall be 14-gauge steel and shall mount outward for increased stability or inward to conserve floor space. Weight capacity shall be 1,000 lbs. Rack shall be finished in a durable black powder coat. Open top shall accept mounting of optional cable ladder. Rack shall feature zero-U mounting capabilities for optional cable lacing strips, vertical power strips and cable ducts. R4 rack shall be UL listed in the US and Canada. R4 shall be GREENGUARD Indoor Air Quality Certified for Children and Schools. R4 rack shall be RoHS EU Directive 2002/95/EC compliant. R4 shall be manufactured by an ISO 9001 and ISO 14001 registered company. Four post open frame rack shall be warrantied to be free from defects in material or workmanship under normal use and conditions for the lifetime of the product.

Useful Documents

Technical Information

Rackrail Type:Cage Nut
Static Load Capacity:2000
UL Load Capacity:800
Mounting Type:Horizontal

Material & Finish

Finish:Black Powder Coat

Misc. Specs

Depth (in.)36
Width (in.)21.25
Height (in.)96.47
Weight Capacity (lbs.)800
Manufacturer WarrantyLimited Lifetime
WarningProposition 65 Warning for California Residents