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  • E-T-A ESX10-S127-DC24V-1A-10A Electronic Overcurrent Protector

    E-T-A ESX10-S127-DC24V-1A-10A Electronic Overcurrent Protector Module. 4E-41

    • Manufacturer: E-T-A CIRCUIT BREAKERS

    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, ...

    $122 USD
    Duncan, SC
  • Square D FAL34020 CIRCUIT BREAKER

    Square D FAL34020 CIRCUIT BREAKER INTERRUPTOR 20A. Loc5E-16

    • Manufacturer: Square D

    Square D FAL34020 CIRCUIT BREAKERINTERRUPTOR 20A. Loc5E16* We repair all types of industrial automation including AC Servo Drives, Servo Motors, Operator Interface Panels, PLC's, Sensors, Process Controls an...

    $122 USD
    Duncan, SC
  • SIEMENS 3RV2131-4PA10 Circuit Breaker w/C600R300

    SIEMENS 3RV2131-4PA10 Circuit Breaker w/C600R300 Aux. Contact. 4A-35

    • Manufacturer: Siemens

    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, ...

    $153 USD
    Duncan, SC
  • Siemens 3RV1042-4LB10 Motor Starter Circuit

    Siemens 3RV1042-4LB10 Motor Starter Circuit Breaker w/3RV1901-1A Module. 4D-49

    • Manufacturer: Siemens

    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, ...

    $158 USD
    Duncan, SC
  • Square D HGL36100 PowerPact HG

    Square D HGL36100 PowerPact HG 150 Circuit Breaker, 100A. 4F-50

    • Manufacturer: Square D

    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, ...

    $293 USD
    Duncan, SC
  • Eaton FDC 100K 20Amp 600VAC

    Eaton FDC 100K 20Amp 600VAC Current Limiting Circuit Breaker 4E-3

    • Manufacturer: Eaton

    Eaton FDC 100K 20Amp 600VAC Current Limiting Circuit Breaker. We repair all types of industrial automation including AC Servo Drives, Servo Motors, Operator Interface Panels, PLC's, Sensors, Process Controls and ...

    $310 USD
    Duncan, SC
  • Cutler-Hammer HFD3020L 20A Circuit Breaker

    Cutler-Hammer HFD3020L 20A Circuit Breaker (HFD 65K). Loc 4H

    • Manufacturer: Cutler-Hammer

    Cutler-Hammer HFD3020L 20A Circuit Breaker (HFD 65K). Loc 4H We repair all types of industrial automation including AC Servo Drives, Servo Motors, Operator Interface Panels, PLC's, Sensors, Pr...

    $336 USD
    Duncan, SC
  • ALLEN BRADLEY 140U-H6C3-C25 SER B

    ALLEN BRADLEY 140U-H6C3-C25 SER B CIRCUIT BREAKER, 3P, 25A. 4B-42

    • Manufacturer: Allen-Bradley

    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, ...

    $359 USD
    Duncan, SC
  • Square D FAL34080 80A Breaker

    Square D FAL34080 80A Breaker w/Square D 9422CFA30 Cable Mechanism. 1E

    • Manufacturer: Square D

    Items are spares/engineering storage room that was from an industrial working environment. We repair all types of industrial automation including AC Servo Drives, Servo Motors, Operator Interface Panels, PLC's, S...

    $383 USD
    Duncan, SC
  • SIEMENS HJX3B400 MOLDED CASE CIRCUIT

    SIEMENS HJX3B400 MOLDED CASE CIRCUIT BREAKER, 3-POLE, 400A, 220-690V. 4E-39

    • Manufacturer: Siemens

    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, ...

    $620 USD
    Duncan, SC
  • SIEMENS LD3KB150 TYPE LDGB CIRCUIT

    SIEMENS LD3KB150 TYPE LDGB CIRCUIT BREAKER, 150A 3-POLE. 4E-39

    • Manufacturer: Siemens

    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, ...

    $720 USD
    Duncan, SC
  • Siemens LDK3B060 Circuit Breaker, 60A

    Siemens LDK3B060 Circuit Breaker, 60A 220-690V. 4E-39

    • Manufacturer: Siemens

    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, ...

    $855 USD
    Duncan, SC
  • Westinghouse NC31200WK 1200AMP 3Pole Breaker.

    Westinghouse NC31200WK 1200AMP 3Pole Breaker. 1E

    • Manufacturer: Westinghouse

    ***Last unit in inventory does not have lug nuts*** Items are spares/engineering demo hookups that were pulled from an industrial working environment. We repair all types of industrial automation including AC Ser...

    $855 USD
    Duncan, SC
  • Square D MAL36700 (MA700A) Circuit

    Square D MAL36700 (MA700A) Circuit Breaker, 700A, 3P (REFURB) 1C-23

    • Manufacturer: Square D

    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, ...

    $1,350 USD
    Duncan, SC
  • SIEMENS ETU776 WL TRIP UNIT

    SIEMENS ETU776 WL TRIP UNIT (WLETU776) w/3200A Rating Plug. 3C-49

    • Manufacturer: Siemens

    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, ...

    $2,453 USD
    Duncan, SC
1011121314

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.