An economical standalone rack with solid sides, the ERK Series can also be ganged to create partitioned multi-bay installations for thermal management control, future growth or other purposes. It is seismically certified to protect your components when installed with ERK-Z4 brackets.. 40RU and 28" Deep Fully welded construction for strength Rack sides include top and bottom venting Convenient lacing points and slotted rackrail brackets for cable management Standard front adjustable 10-32 threaded rackrail with numbered spaces Includes standard configurable rear door (except LRD models) Ready-to-assemble rack models are also available (Knockdown models) Factory configured rack models are also available