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A server rack is a standardized system designed to house and protect various types of electronic equipment, including computers, servers, networking devices, and power distribution units (PDUs). Constructed from sturdy materials such as steel or aluminum, these racks typically feature a frame with adjustable mounting positions that allow for easy installation and organization of the equipment. They are available in different sizes, measured in rack units (RU) or U-height, which determines how many devices can be mounted vertically within the rack. The design promotes efficient airflow to keep equipment cool, while also providing physical security through lockable doors and side panels. Server racks facilitate cable management, ensuring a tidy and organized setup that simplifies maintenance and troubleshooting tasks. Overall, server racks offer an essential infrastructure solution for managing and protecting electronic equipment in data centers, server rooms, or other environments where space and accessibility are critical factors.