Contactor

usgb/kənˈtæktər/
noun

A contactor is an electromechanical switch used in electrical circuits to control a large amount of electricity.

The contractor has installed a new contactor to manage the power load.
Visual representation of "contactor" - A contactor is an electromechanical switch used in electrical circuits to control a large amount of electricity.

Often appears as...

  • high-voltage contactor
  • magnetic contactor

Usage tips

Neutral

electromagnetic contactor, power contactor, relay contactor

Definition 1 of 1
Visual representation of "contactor"
LampPro Tip 1/3

Technical Jargon

'Contactor' is a technical term mostly used in engineering contexts.

Illustration for Technical Jargon
The electrician used a contactor to control the power supply.
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Avoid Confusion

Don't confuse 'contactor' with 'contractor', which refers to a person or business that performs work under a contract.

Illustration for Avoid Confusion
The contractor built the new house, using a contactor for electrical needs.
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Contextual Awareness

Use 'contactor' in sentences that involve electrical works or systems.

Illustration for Contextual Awareness
The contactor was crucial for the automation of the factory machinery.
Visual representation of the word "Contactor"

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