Definition of consumer unit in English:

consumer unit


  • An apparatus in the electrical supply at the point it enters a domestic property, which contains devices such as a switch and circuit-breakers.

    • ‘We've put recessed storage in the walls, laid wooden floors, put in a new consumer unit for the electrics and installed halogen lights.’
    • ‘Most electricians will fit a split load consumer unit so that only the power circuits are protected by an RCD.’
    • ‘Of course - always take care when messing with the electric in your house - always switch off the mains supply at the consumer unit or fusebox - and never mix plaid and stripes, even when you're doing little jobs around the house.’