voltage regulator

noun

, Electricity.

1. a device that controls or maintains the voltage of an electrical circuit. : VR

Word History and Origins

Origin of voltage regulator¹

First recorded in 1910–15

Example Sentences

The company says a faulty voltage regulator sparked the fires.

From Washington Times

José J. Villamil, a disaster management consultant, said the blackouts made it very difficult for businesses to move forward because they keep having to spend money on things like voltage regulators.

From New York Times

The machine runs on 220-volt electric current and needs a voltage regulator to work properly.

From Washington Post

My best guess is the voltage regulator has fizzled out, which is not something I can fix.

From Salon

Then, in January, Nasa announced that Peake would step outside the space station to help repair a failed voltage regulator.

From BBC