Open Rack

Open Rack is an open standard for server rack design in hyperscale data center environments. 

Open Rack differs from the traditional 19-inch rack width by featuring a 21-inch wide slot. Open Rack outlines specifications for single and triple rack designs.

According to the Open Rack charter, the following design elements are covered by Open Rack's specifications:

• Physical design
• Power distribution
• Battery backup
• Cable organization
• Thermal design and server density
• Service efficiency
• Flexibility
• Scalability

The OpenCompute.org website includes additional specifications includes additional information about optical interconnects, instructions for power distribution unit (PDU) assembly and tips for installing 21-inch server racks in colocated facilities.

See also:  Open Compute Project