A 2U IT rack is a type of server rack
designed for organizing and housing information technology (IT) equipment.
The “U” in 2U stands for “rack units,” which is a
standard measurement for the vertical space within a rack. One rack unit is
equivalent to 1.75 inches (44.45 mm) in height.
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\nTherefore, a 2U IT rack has a vertical space of 2 x 1.75 inches, which
equals 3.5 inches (88.9 mm) in height. These racks are relatively small and
are commonly used for compact setups, such as in small offices, home offices,
or when only a few pieces of equipment need to be housed.
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\nHere are some key features and considerations for a 2U IT rack: