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  • Square D,QOB3301021,Circuit 'Breaker 30A 240V

    Square D,QOB3301021,Circuit 'Breaker 30A 240V 3P

    • Manufacturer: Square D

    What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...

    $60 USD
    Galion, OH
  • General Electric,TE122030,2-Pole Circuit Breaker 30A

    General Electric,TE122030,2-Pole Circuit Breaker 30A 240Vac

    • Manufacturer: GE

    What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...

    $18 USD
    Galion, OH
  • SQUARE D KHL3612517DC2351 125A 3-POLE

    SQUARE D KHL3612517DC2351 125A 3-POLE CIRCUIT BREAKER

    • Manufacturer: Square D

    “Pretty good physical condition. Small signs of wear and tear from being in our warehouse/storage. This breaker will be sold "as is". Please look at the photo's carefully.” This is a used SQUARE D KHL3612517DC235...

    $500 USD
    Holbrook, NY
  • SIEMENS ED42B060L 60A 2P 480VAC

    SIEMENS ED42B060L 60A 2P 480VAC W/LI-LO LUGS CIRCUIT BREAKER

    • Manufacturer: Siemens

    “New surplus. Minor wear and tear from being in storage. This breaker will be sold "as is". Please look at all the photo's carefully.” This is a new SIEMENS ED42B060L 60A 2P 480VAC W/LI-LO LUGS CIRCUIT BREAKER. H...

    $409 USD
    Holbrook, NY

Overview

Circuit breakers are essential safety devices that protect electrical circuits from damage caused by overloads or short circuits. They automatically interrupt the flow of electricity when a fault is detected, preventing potential fires and equipment damage. Circuit breakers are used in residential, commercial, and industrial settings to ensure electrical safety and reliability.

FAQ

What should I consider when buying a used circuit breaker?

Check the breaker’s amperage rating, compatibility with your electrical system, and overall condition. Ensure it has been tested and certified for safety.

How do I ensure the circuit breaker is shipped safely to my location?

Use a transport service that specializes in delicate electrical components. Ensure the breaker is well-packaged and cushioned to prevent damage during transit.

What is the maintenance schedule for a circuit breaker?

Regular maintenance includes visual inspections for signs of wear or damage, testing for proper operation, and cleaning any dust or debris from the breaker. Consult the manufacturer’s manual for detailed maintenance intervals.