Check the listing for details. Tripp Lite SmartRack 4U Low-Profile Vertical-Mount Vented Enclosure Black. Condition: New. Listed at 235.36 USD. 4U VENTED RACK ENCLOSURE IDEAL FOR HOUSING NETWORK EQUIPMENT IN SMALL SPACES: This SmartRack cabinet is recommended for wiring closets, retail locations, classrooms, back offices and other confined spaces where you need server or network equipment to be organized and out of the way. Made from heavy-duty cold-rolled steel with a durable black powder-coated finish, the vertical-mount SRWO4UBRKT has a maximum load capacity of 75 pounds (34 kilograms). LOW-PROFILE DESIGN ACCOMMODATES SWITCHES, PANELS AND OTHER STANDARD RACK EQUIPMENT: The 4U cabinet extends less than eight inches (20.3 centimeters) from the wall while housing network components up to 19 inches (48.3 centimeters) deep, including switches and patch panels. It is vented on both sides to allow air to flow freely and keep equipment.