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Used Circuit Breakers

  • Trusted Seller
    Siemens Circuit Breaker Bus Plug

    Siemens Circuit Breaker Bus Plug

    • Manufacturer: Siemens

    Name: Circuit Breaker Bus Plug | Arrival date: 06-06-2025 | Dimensions l x w x h (inches): 18 x 12 x 12 | Capacity: 100 AMP / 600 VAC | Weight (lb.): 22 | Available quantity: 1

    $230 USD
    Euclid, OH
  • Trusted Seller
    Moeller Molded Case Circuit Breaker.

    Moeller Molded Case Circuit Breaker.

    • Manufacturer: Klöckner Moeller

    New, Open Box Name: Molded Case Circuit Breaker. | Arrival date: 09-11-2025 | Dimensions l x w x h (inches): 11 x 9 x 7 | Electrical: 200AMP | Weight (lb.): 7 | Available quantity: 1

    $799 USD
    Euclid, OH
  • Trusted Seller
    Siemens Circuit Breaker Auxiliary Switch

    Siemens Circuit Breaker Auxiliary Switch

    • Manufacturer: Siemens

    New Open Box Name: Circuit Breaker Auxiliary Switch | Arrival date: 08-29-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Electrical: 480VDC | Weight (lb.): 1 | Available quantity: 1

    $600 USD
    Euclid, OH
  • Trusted Seller
    Siemens Molded Case Circuit Breaker

    Siemens Molded Case Circuit Breaker

    • Manufacturer: Siemens

    New Open Box Name: Molded Case Circuit Breaker | Arrival date: 07-30-2025 | Dimensions l x w x h (inches): 7 x 7 x 7 | Electrical: 50/60Hz | Weight (lb.): 7 | Available quantity: 1

    $297 USD
    Euclid, OH
  • Trusted Seller
    Siemens Circuit Breaker Bus Plug

    Siemens Circuit Breaker Bus Plug

    • Manufacturer: Siemens

    Name: Circuit Breaker Bus Plug | Arrival date: 06-06-2025 | Dimensions l x w x h (inches): 18 x 12 x 12 | Capacity: 100 AMP / 600 VAC | Weight (lb.): 22 | Available quantity: 1

    $230 USD
    Euclid, OH
  • Trusted Seller
    Siemens Circuit Breaker Bus Plug

    Siemens Circuit Breaker Bus Plug

    • Manufacturer: Siemens

    Name: Circuit Breaker Bus Plug | Arrival date: 06-06-2025 | Dimensions l x w x h (inches): 18 x 12 x 12 | Capacity: 100 AMP / 600 VAC | Weight (lb.): 21 | Available quantity: 1

    $230 USD
    Euclid, OH
  • Trusted Seller
    Siemens Circuit Breaker Bus Plug

    Siemens Circuit Breaker Bus Plug

    • Manufacturer: Siemens

    Name: Circuit Breaker Bus Plug | Arrival date: 06-06-2025 | Dimensions l x w x h (inches): 18 x 12 x 12 | Capacity: 100 AMP / 600 VAC | Weight (lb.): 21 | Available quantity: 1

    $230 USD
    Euclid, OH
  • Trusted Seller
    Siemens Circuit Breaker Bus Plug

    Siemens Circuit Breaker Bus Plug

    • Manufacturer: Siemens

    Name: Circuit Breaker Bus Plug | Arrival date: 06-06-2025 | Dimensions l x w x h (inches): 18 x 12 x 12 | Capacity: 100 AMP / 600 VAC | Weight (lb.): 22 | Available quantity: 1

    $230 USD
    Euclid, OH
  • Trusted Seller
    Siemens Circuit Breaker Bus Plug

    Siemens Circuit Breaker Bus Plug

    • Manufacturer: Siemens

    Name: Circuit Breaker Bus Plug | Arrival date: 06-06-2025 | Dimensions l x w x h (inches): 18 x 12 x 12 | Capacity: 100 AMP / 600 VAC | Weight (lb.): 24 | Available quantity: 1

    $230 USD
    Euclid, OH
  • Trusted Seller
    Siemens Circuit Breaker Bus Plug

    Siemens Circuit Breaker Bus Plug

    • Manufacturer: Siemens

    Name: Circuit Breaker Bus Plug | Arrival date: 06-06-2025 | Dimensions l x w x h (inches): 18 x 12 x 12 | Capacity: 100 AMP / 600 VAC | Weight (lb.): 23 | Available quantity: 1

    $230 USD
    Euclid, OH
  • Trusted Seller
    Siemens Circuit Breaker Bus Plug

    Siemens Circuit Breaker Bus Plug

    • Manufacturer: Siemens

    Name: Circuit Breaker Bus Plug | Arrival date: 06-06-2025 | Dimensions l x w x h (inches): 18 x 12 x 12 | Capacity: 100 AMP / 600 VAC | Weight (lb.): 23 | Available quantity: 1

    $230 USD
    Euclid, OH
  • Trusted Seller
    Siemens Circuit Breaker Bus Plug

    Siemens Circuit Breaker Bus Plug

    • Manufacturer: Siemens

    Name: Circuit Breaker Bus Plug | Arrival date: 06-06-2025 | Dimensions l x w x h (inches): 18 x 12 x 12 | Capacity: 100 AMP / 600 VAC | Weight (lb.): 22 | Available quantity: 1

    $230 USD
    Euclid, OH
  • Trusted Seller
    Allen Bradley Molded Case Circuit

    Allen Bradley Molded Case Circuit Breaker

    • Manufacturer: Allen-Bradley

    New Open Box Name: Molded Case Circuit Breaker | Arrival date: 04-23-2025 | Dimensions l x w x h (inches): 7 x 7 x 7 | Electrical: 20A, | Weight (lb.): 8 | Available quantity: 1

    $241 USD
    Euclid, OH
  • Trusted Seller
    Allen-bradley Motor Protection Circuit Breaker

    Allen-bradley Motor Protection Circuit Breaker

    • Manufacturer: Allen-Bradley
    • Model: 140M

    New, Factory Sealed, Quantity 1 Name: Motor Protection Circuit Breaker | Arrival date: 04-15-2025 | Dimensions l x w x h (inches): 11 x 9 x 7 | Weight (lb.): 7 | Available quantity: 1

    $210 USD
    Euclid, OH
  • Trusted Seller
    Square D Molded Case Circuit

    Square D Molded Case Circuit Breaker

    • Manufacturer: Square D

    New Open Box Name: Molded Case Circuit Breaker | Arrival date: 08-11-2025 | Dimensions l x w x h (inches): 11 x 9 x 7 | Electrical: 3PH, 45A, 480VAC | Weight (lb.): 5 | Available quantity: 1

    $509 USD
    Euclid, OH
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    Square D KAL36225 Circuit Breaker

    • Manufacturer: Square D
    • Model: KAL36225

    Good condition Square D KAL36225 Circuit Breakers available between 1971 and 1993 years. Located in USA and other countries. Click request price for more information.

    USA
34567

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.