An economical standalone rack with solid sides, the ERK Series can also be ganged to create partitioned multi-bay installations for thermal management control, and security. It is seismically certified to protect your components when installed with ERK-Z4 brackets. 18RU and 20in deep. Fully welded construction for strength. Rack sides include top and bottom venting. Convenient lacing points and slotted rack rail brackets for cable management. Standard front adjustable 10-32 threaded rack rail with numbered spaces. Includes key-locked standard rear door.