The CR9U61003 is designed for use in network closets, classrooms and other locations. This wall mount rack houses network switches and patch panels up to 20.3" deep. It includes convenient top panel cable access openings, perforated door and side panels for efficient airflow, adjustable rack angles, and square and threaded mounting holes. The CR9U61003 ships fully assembled for quick deployment, and can be customized with compatible accessories. It is covered by a 5-year limited warranty.