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Middle Atlantic R2-44S R2 Series Open Frame 2-Post Rack, 44U

Middle Atlantic
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The Rack for High Seismic Activity

The Middle Atlantic R2 Series is specifically designed for areas where seismic activity is a concern. The R2 is fully welded for durability, protection against earthquakes and is 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 850 lbs of essential equipment in upper floor installations with an Ip value of 1.5.


  • Fully welded all steel construction, ships assembled
  • Seismic, Zone 4 certified for high seismic activity
  • 850lb seismic certified load capacity
  • Hole pattern on rail sides allows for easy ganging to existing racks
  • 1/8" thick steel rails, 10-32 threaded


  • Weight Capacity: 850 lbs Seismic Load
  • Rack Units: 44
  • Usable Height: 77"
  • Width: 21.5"
  • Finish: Flat Black Powder Coat
  • Certifications: Greenguard, RoHS Compliant
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