Open frame server racks function very similar to rack enclosures, but without doors or side panels. The benefits of open frame equipment racks are largely economical. The cost is typically less than half that of a fully enclosed rackmount cabinet.
Open frame racks can be coupled together with a simple, inexpensive, baying kit, making them ideal for data centers. The cable management on an open frame, equipment rack is very simple. A vertical, cable management bar is typically included and provides an innovative and simple means of routing any type of cables.
Open frame racks typically have a fixed mounting depth. The most common depth is 29″ which is compatible with modern equipment from all OEMs. The equipment racks usually have square mounting holes and use cage nuts.
Benefits of Open Frame Racks
- low cost
- easy access to cabling
- unrestricted airflow optimizes cooling
- ease of installation
- shipping costs are less
Disadvantages of Open Frame Racks
- lack of security
- cosmetic – enclosed racks have a cleaner look
Open Frame Racks Sizes
Open frame racks are available in sizes from 24U to 50U. Most recently, a 55U open frame rack has also become available.