rack units

A form of rack unit — A unit of measure defined as 1 3⁄4 inches (44.45 mm), most frequently used as a measurement of the overall height of 19-inch and 23-inch rack frames, as well as the height of equipment that mounts in these frames.

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Meanings

noun
  1. pluralplural of rack unit
Cite this entry
APA

rack units. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/rack%20units

MLA

“rack units.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/rack%20units. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “rack units,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/rack%20units.

Source: rack units on Wiktionary, CC BY-SA 4.0.