contactor

American  

[kon-tak-ter, kuhn-tak-ter] / ˈkɒn tæk tər, kənˈtæk tər /

noun

Electricity.

1. a mechanically operated switch for continuously establishing and interrupting an electric power circuit.

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contactor British  

/ kɒnˈtæktə /

noun

1. a type of switch for repeatedly opening and closing an electric circuit. Its operation can be mechanical, electromagnetic, or pneumatic

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Etymology

Origin of contactor

First recorded in 1905–10; contact + -or ²

Example Sentences

It is Home Depot’s largest acquisition in its history and with it, it steps more aggressively into the fast growing professional builder and contactor business.

From Seattle Times • Mar. 28, 2024

Rheinmetall said it would be providing the new 900-volt generation of electrically powered vehicles with a new type of contactor to a premium German automaker.

From Reuters • Jan. 2, 2023

"The guys are executing their right to be an independent contactor," McDowell reflected.

From BBC • Jul. 4, 2022

The city’s main tunnel contactor, Italy-based Salini Impregilo, faced spring travel restrictions due to the pandemic that impacted the project’s supply chain, Wirtz said in a presentation to the City Council.

From Washington Times • Nov. 15, 2020

She's the contactor, the spreader of the good old oil, the shining example of purity and sweetness and light—in short, the Greaser of the Ways.

From The Galaxy Primes by Smith, E. E. (Edward Elmer)