Describing electronic equipment that is mounted in a standard (usually 19 inch) rack(adjective)
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Use "rack-mounted" in a sentence
"Steering control is provided by a rack-mounted ZF electric system."
"The grittiest trail hoppers will actually put welders on their vehicles for in-field repairs and rack-mounted Jerry cans of fuel and water for those extended trips, postapocalypse."
"The resulting servers use 28 percent less power than standard rack-mounted servers, according to HP."