This Black Box Hinged 4U Plexiglas Cover is a special clear security door that can protect the equipment in your rack while still allowing you to view it when the door is closed. This unit features a steel frame and a key-locked 3/16" smoked gray plexiglas door. It has a depth of 1-1/2" that is sufficient to clear the front controls on most equipment.
Provides security for your rackmounted equipment
Supports racks and cabinets with a usable height of 4U
Smoked PLEXIGLAS doesn't interfere with infrared remotes