Server racks are critical for data centers, providing essential support, cooling, power distribution, and security for IT systems. At the center of that world are servers, stacked neatly in racks, humming away inside data centers around the globe. Current estimates suggest there are. Server racks are standardized frames or enclosures designed to house and organize various IT equipment such as servers, switches, routers, and more. This guide clarifies common terminology confusion and design implications. 1 Organising IT Equipment for.