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125

Used automation and process control engineering

  • ALTECH CORP 3GU25 Manual Motor

    ALTECH CORP 3GU25 Manual Motor Controller, 25A. 4B-51

    • Manufacturer: Altech

    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, ...

    $27 USD
    Duncan, SC
  • SIEMENS HDX3B060F 60A Breaker w/3VL9300-3HF01

    SIEMENS HDX3B060F 60A Breaker w/3VL9300-3HF01 Control Switch. 1D-70

    • 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, ...

    $167 USD
    Duncan, SC
  • Siemens 3RV1042-4JB10 Motor Starter Circuit

    Siemens 3RV1042-4JB10 Motor Starter Circuit Breaker w/3RV1921-1M 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, ...

    $117 USD
    Duncan, SC
  • ABB SACE S7H (K7TK,K7TK-2) Circuit

    ABB SACE S7H (K7TK,K7TK-2) Circuit Breaker, 240-600VAC, 50-100KAmps. 1D-63SHELF

    • Manufacturer: ABB

    ***PLEASE NOTE THE PICTURES FOR HEAT DISCOLORATION ON THE PLASTIC OF THE UNIT*** Items are spares/engineering demo hookups that were pulled from an industrial working environment. We repair all types of industria...

    $1,710 USD
    Duncan, SC
  • SIEMENS HFX3B200 CIRCUIT BREAKER, 200A,

    SIEMENS HFX3B200 CIRCUIT BREAKER, 200A, 220-690V. 4E-39

    • Manufacturer: Siemens

    ***PLEASE NOTE THAT LAST ITEM HAS CRACKED PLASTIC HOUSING*** Items are spares/engineering demo hookups that were pulled from an industrial working environment. We repair all types of industrial automation includi...

    $260 USD
    Duncan, SC
  • SIEMENS 5SY43 MCB C3 CIRCUIT

    SIEMENS 5SY43 MCB C3 CIRCUIT BREAKER, 3 POLE, 400V. 4B-51

    • 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, ...

    $23 USD
    Duncan, SC
  • ABB SACE Tmax T5H 100A

    ABB SACE Tmax T5H 100A Circuit Breaker, 480V, 3Pole. 1D-66

    • Manufacturer: ABB

    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, ...

    $180 USD
    Duncan, SC
  • SCHNEIDER ELECTRIC C60 4A MULTI

    SCHNEIDER ELECTRIC C60 4A MULTI 9 CIRCUIT BREAKER, 1 POLE, 277VAC. 4E-38

    • Manufacturer: Schneider Electric

    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, ...

    $27 USD
    Duncan, SC
  • Siemens 5SY41 MCB A6 Circuit

    Siemens 5SY41 MCB A6 Circuit Breaker w/5ST3010AS Auxiliary Circuit. 4B-51

    • 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, ...

    $23 USD
    Duncan, SC
  • SIEMENS HDX3B060F Circuit Breaker, 60A

    SIEMENS HDX3B060F Circuit Breaker, 60A w/3VL9300-3HF01 Switch. 1D-69

    • 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, ...

    $203 USD
    Duncan, SC
  • ABB SACE S3H-D 3-POLE 225A

    ABB SACE S3H-D 3-POLE 225A 500VDC Molded Case Switch. 1C-26

    • Manufacturer: ABB
    • Model: S3H

    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, ...

    $106 USD
    Duncan, SC
  • ABB OS 30FAJ12 General Purpose

    ABB OS 30FAJ12 General Purpose Switch Interrupter, 600VAC 30A. 4C-13

    • Manufacturer: ABB

    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, ...

    $86 USD
    Duncan, SC
  • ABB EOT 16U3S4-P Disconnect Stainless

    ABB EOT 16U3S4-P Disconnect Stainless Steel Switch, 3P, 3-10A, 200-600VAC 4E-46

    • Manufacturer: ABB

    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
  • Square D QOB2100VH Plug-In Circuit

    Square D QOB2100VH Plug-In Circuit Breaker, 100A, 120/240V. 3E-30

    • 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, ...

    $45 USD
    Duncan, SC
  • KRAUS & NAIMER L400 (VDE

    KRAUS & NAIMER L400 (VDE 0660-I/BS 861) MAKE-BREAK SWITCH, 400A 600VAC. 4D

    • Manufacturer: Kraus & Naimer

    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
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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.