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Middle Atlantic MRK-4431
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Specify MRK series when you need an enclosure built to perform like a workhorse. Its rugged, space-saving design and high seismic load rating make it a favorite of installing contractors, particularly on larger-scale multi-bay jobs. The MRK series also offers seismic certification and open or removable sides.
• Fully welded construction for strength
• Racks gang together when fully loaded
• Multiple lacing points and slotted rail brackets for cable management flexibility
• Standard front and rear adjustable 10-32 threaded rackrail with numbered spaces
• Comes with standard configurable rear door
GENERAL INFO
Gangable: Yes
Finish: Black Powder Coat
UL Standards Tested: UL1678
LISTING AGENCIES/THIRD PARTY CERTIFICATIONS
ASCE: 7-10
RoHS: Yes
Greenguard: Yes
UL Listing No: E173107
DIMENSIONS
Usable Depth: 29
Usable Height: 77.125
Panel Width: 19
Capacity Weight (US): 10000
Depth (US): 31.4
Height (US): 83.125
Width (US): 22
Rack Units: 44
TECHNICAL INFORMATION
Rackrail Type: 10-32
Seismic Load Capacity: 1050
Static Load Capacity: 10000
UL Load Capacity: 2500
Material: Steel
Mounting: Horizontal
Seismic Rating: Yes