switchgear

or switch gear

[ swich-geer ]
/ ˈswɪtʃˌgɪər /

noun Electricity.

switching equipment used in an electric power station.

Origin of switchgear

First recorded in 1900–05; switch + gear
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for switchgear

switchgear
/ (ˈswɪtʃˌɡɪə) /

noun

electrical engineering any of several devices used for opening and closing electric circuits, esp those that pass high currents
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012