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Used controllers/interfaces

  • Square D QO120EPD Circuit Breaker,

    Square D QO120EPD Circuit Breaker, 20A 120V. 4B-38

    • 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, ...

    $200 USD
    Duncan, SC
  • Square D FAL36025 Circuit Breaker,

    Square D FAL36025 Circuit Breaker, 25A 600VAC/250VDC, 3-Pole. 4F-38

    • 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, ...

    $199 USD
    Duncan, SC
  • SQUARE D FAL36070 (FA70A) CIRCUIT

    SQUARE D FAL36070 (FA70A) CIRCUIT BREAKER, 70AMP, 600VAC/250VDC. 4F-49

    • 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, ...

    $215 USD
    Duncan, SC
  • GE SELA36AT0030 Molded Case Circuit

    GE SELA36AT0030 Molded Case Circuit Breaker, 30A MAX, 600V. 4F-49

    • Manufacturer: GE

    ***PLEASE NOTE THAT ITEM DOES NOT HAVE A RATING PLUG*** Items are spares/engineering demo hookups that were pulled from an industrial working environment. We repair all types of industrial automation including AC...

    $196 USD
    Duncan, SC
  • Square D HGL36060 PowerPact Circuit

    Square D HGL36060 PowerPact Circuit Breaker, 60A, 3P, 600VAC. 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, ...

    $203 USD
    Duncan, SC
  • SIEMENS CFSL400N 400A 6-Lug Kit.

    SIEMENS CFSL400N 400A 6-Lug Kit. 4E-32

    • 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, ...

    $284 USD
    Duncan, SC
  • Siemens NFK3B250 Circuit Breaker, 250A,

    Siemens NFK3B250 Circuit Breaker, 250A, 3-Pole, 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, ...

    $1,665 USD
    Duncan, SC
  • SIEMENS ETU776 WL TRIP UNIT

    SIEMENS ETU776 WL TRIP UNIT (WLETU776) w/1600A Rating Plug 3C-48

    • 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
  • SIEMENS LFK3B250 BREAKER, 250A 600Y/347V~250VDC THERMAL/MAGNETIC.

    SIEMENS LFK3B250 BREAKER, 250A 600Y/347V~250VDC THERMAL/MAGNETIC. 1-E7

    • 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, ...

    $4,050 USD
    Duncan, SC
  • General Electric SSF20B220 STD Break

    General Electric SSF20B220 STD Break Circuit Breaker, 2000A, 600VAC. 1F-16.5

    • Manufacturer: GE

    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, ...

    $4,500 USD
    Duncan, SC
  • EATON WMZSAUX AUXILIARY SWITCH 110V

    EATON WMZSAUX AUXILIARY SWITCH 110V 2A (SET OF 3). IEC/EN 62019. Loc 4C-3

    • Manufacturer: Eaton

    EATON WMZSAUX AUXILIARY SWITCH 110V 2A (SET OF 3). IEC/EN 62019. Loc 4C-3 We repair all types of industrial automation including AC Servo Drives, Servo Motors, Operator Interface Panels, PLC's, Sensors, Pr...

    $194 USD
    Duncan, SC
  • Siemens 5SY4230-7 MCB C30 Circuit

    Siemens 5SY4230-7 MCB C30 Circuit Breaker, 400V, 2 Pole. 4B-50

    • 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, ...

    $20 USD
    Duncan, SC
  • Cutler-Hammer D10 WMS3D10 3-Pole Circuit

    Cutler-Hammer D10 WMS3D10 3-Pole Circuit Breaker. 4C-14

    • Manufacturer: Cutler-Hammer

    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, ...

    $22 USD
    Duncan, SC
  • Allen-Bradley 140M-C2E-C10 Ser C Circuit

    Allen-Bradley 140M-C2E-C10 Ser C Circuit Breaker, 10A. 4D-40

    • Manufacturer: Allen-Bradley
    • Model: 140M

    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, ...

    $25 USD
    Duncan, SC
  • Socomec 22013003 SIRCO M30 Load

    Socomec 22013003 SIRCO M30 Load Break Switch, 690V, 32A. 4C-47

    • Manufacturer: Socomec

    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, ...

    $150 USD
    Duncan, SC
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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.