Word forms: (plural) dimmer switches
(Automotive engineering: Vehicle components, Lighting and electrical/electronic systems) A dimmer switch is an electrical switch which turns off the full beam of a headlamp and turns on the low beam.
⇒ Controls on the panel to the driver's left are for emergency flasher and headlamp
dimmer switch. ⇒ A dimmer switch is used for changing headlamps from high beam to low beam. ⇒ The dimmer switch is connected in series within the headlamp circuit and controls the current path
for high and low beams.
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