Data communication racks provide housing for network access equipment and/or instrumentation used in industrial environments. Belden offers a complete line of open frame racks and cabinets that support all applications, from single-rack or cabinet applications (such as retail and telecom closets) to high-density, multi-rack/multi-cabinet patching and switching fields (in computer rooms, data centers and central offices). The sturdy enclosures house your electrical devices and keep telecom rooms up and running non-stop. Options range from tall floor-standing units designed for dedicated server rooms to more. Discover our selection of Cabinets and Racks. Our product experts are here to assist you. Whether you need a single rack at home or a thousand in a data center, you'll find the best that money can buy right here. ▼ How much U space do I need? U space, or rack units, are a standard by which. Our vast selection of cabinets, thermal management, racks, enclosures for data centers, telecommunications equipment rooms, and enterprise cabling applications help optimize space, reduce energy consumption, and enhance network reliability. FlexFusion™ Cabinets XG offer a unique universal platform.