ConnectPRO sells optionsl Rack-mount kits for installing KVM switches and Video Splitters in a standard 19" Rack.  Most 4-port and higher models are rack-mountable.

RMK-1901
This is compatible with newer UR-14/PR-14 units
To tell the difference, this KVM has LED light in port selection buttons.

RX-1
This is a 1U rack-mount kit for the older UR-14 and PR-14 models
To tell the difference, this KVM has LED light and port buttons separated.

Other rack-mounting options are available for video splitters, etc.  Please call.