Energy » Circuit Breakers

Search By Manufacturer

Search By Country

Building Filters

246

Used controllers/interfaces

  • Allen Bradley 140G-G6C3-C90 50/60Hz 90Amp

    Allen Bradley 140G-G6C3-C90 50/60Hz 90Amp Molded Case Circuit Breaker. 4C

    • Manufacturer: Allen-Bradley
    • Model: 140G

    Allen Bradley 140G-G6C3-C90 50/60Hz 90Amp Molded Case Circuit Breaker. New OEM spares from a brewery/ bottling plant maintenance room's canceled expansion project tool crib. We repair all types of industrial auto...

    $899 USD
    Duncan, SC
  • Allen Bradley 140G-J-TC3H Circuit Breaker

    Allen Bradley 140G-J-TC3H Circuit Breaker Protector Cover. 4D-13

    • Manufacturer: Allen-Bradley
    • Model: 140G

    140G-J-TC3H Allen Bradley NEW In Box Circuit Breaker Protector Cover Accessory. New original box OEM spares from a brewery/ bottling plant maintenance room's canceled expansion project tool crib. Here at Palmetto...

    $35 USD
    Duncan, SC
  • Siemens 5SY4316-7 16-Amp 3 Pole

    Siemens 5SY4316-7 16-Amp 3 Pole 400 V Circuit Breaker 5SY43 MCB. Loc 4B

    • Manufacturer: Siemens

    Siemens 5SY4316-7 16 Amp 3 Pole 400 V Circuit Breaker 5SY43 MCB. Loc.4B New no box maintenance room spares and/or new liquidated machine take offs. May have minor scuffs or scratches when they were taken from sto...

    $79 USD
    Duncan, SC
  • Eaton WMZT1C20T 20A 277-48V Circuit

    Eaton WMZT1C20T 20A 277-48V Circuit Breaker. Loc 4G-1

    • Manufacturer: Eaton

    Eaton WMZT1C20T 20A 277-48V Circuit Breaker. Loc 4G-1 New no box maintenance room spares and/or new liquidated machine take offs. May have minor scuffs or scratches when they were taken from storage. Here at Palm...

    $107 USD
    Duncan, SC
  • Eaton MSECBK Secondary Terminal 6-Point

    Eaton MSECBK Secondary Terminal 6-Point Block, Lot of 15. 4D-37

    • Manufacturer: Eaton

    Items are spares/engineering demo hookups that were pulled from an industrial working environment. We repair all types of industrial automation including AC Servo Drives, Servo Motors, Operator Interface Panels, ...

    $194 USD
    Duncan, SC
  • Circuit Breaker Checker CB Trip

    Circuit Breaker Checker CB Trip Tester Sf6 Circuit Breakers Switch Tester

    • Manufacturer: Gold

    Circuit Breaker Checker CB Trip Tester Sf6 Circuit Breakers Switch Tester Overview: The mechanical characteristic characteristics of high voltage switches, such as vacuum, six fluoride, less oil, oil, and other p...

    $8,000 USD
    Chongqing, China
1314151617

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.