Middle Atlantic MRK-4431

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