Energy » Circuit Breakers

Building Filters

926

Used transformator

  • Square D DGL

    Square D DGL

    • Manufacturer: Square D

    SQUARE D DGL36400E20 Circuit Breaker 400A 3P 600V STR23SP Trip Unit 400 Amp Item pictured will be exact item you receive unless multiple quantities listed. Please review all pictures carefully. Please ask any que...

    $1,035 USD
    Burlington, NC
  • SQUARE D JDA36175 I-Line Circuit

    SQUARE D JDA36175 I-Line Circuit Breaker 175A 3P 600V 175 Amp 3 Pole

    • Manufacturer: Square D

    SQUARE D JDA36175 I-Line Circuit Breaker 175A 3P 600V 175 Amp 3 Pole Item pictured will be exact item you receive unless multiple quantities listed. Please review all pictures carefully. Please ask any questions ...

    $1,275 USD
    Burlington, NC
  • Square D KAP3625025M

    Square D KAP3625025M

    • Manufacturer: Square D

    Square D KAP3625025M Circuit Breaker 250A 3P 600V 3PH KAP Bolt On Item pictured will be exact item you receive unless multiple quantities listed. Please review all pictures carefully. Please ask any questions pri...

    $795 USD
    Burlington, NC
  • Square D KAL362256139 Circuit Breaker

    Square D KAL362256139 Circuit Breaker 225A 3P 600V 3PH Shunt Trip 225 Amp Used

    • Manufacturer: Square D
    • Model: KAL36225

    Square D KAL362256139 225A 600V 3 Pole Shunt Trip Circuit Breaker Item pictured will be exact item you receive unless multiple quantities listed. Please review all pictures carefully. Please ask any questions pri...

    $1,645 USD
    Burlington, NC
  • Square D LAL36300 Circuit Breaker

    Square D LAL36300 Circuit Breaker 300A 3P 600V 3PH Lug to Lug Used

    • Manufacturer: Square D

    Square D LAL36300 Circuit Breaker 300A 3P 600V 3PH Lug to Lug Item pictured will be exact item you receive unless multiple quantities listed. Please review all pictures carefully. Please ask any questions prior t...

    $1,060 USD
    Burlington, NC
  • Eaton HKDDC3400

    Eaton HKDDC3400

    • Manufacturer: Eaton

    Eaton HKDDC3400WA07S49 Circuit Breaker 400A 3P 600V HKD-DC 400 Amp 3 Pole Item pictured will be exact item you receive unless multiple quantities listed. Please review all pictures carefully. Please ask any quest...

    $1,768 USD
    Burlington, NC
  • Eaton HKD3400

    Eaton HKD3400

    • Manufacturer: Eaton
    • Model: HKD3400

    Eaton HKD3250 Circuit Breaker 250A 3P 600V 3PH Trip KT3250T 250A 250 Amp Item pictured will be exact item you receive unless multiple quantities listed. Please review all pictures carefully. Please ask any questi...

    $1,850 USD
    Burlington, NC
  • Square D LA36300 Circuit Breaker

    Square D LA36300 Circuit Breaker 300A 3P 600V 3PH LA I-Line 300 Amp 3Pole Used

    • Manufacturer: Square D

    Square D LA36300 Circuit Breaker 300A 3P 600V 3PH LA I-Line Item pictured will be exact item you receive unless multiple quantities listed. Please review all pictures carefully. Please ask any questions prior to ...

    $1,350 USD
    Burlington, NC
  • GE SGLA36AT0400

    GE SGLA36AT0400

    • Manufacturer: GE
    • Model: SGLA36AT0400

    General Electric SGLA36AT0400 400A 480V 3P Lug to Lug Shunt trip CB Item pictured will be exact item you receive unless multiple quantities listed. Please review all pictures carefully. Please ask any questions p...

    $1,225 USD
    Burlington, NC
  • Square D H461DS 30A 600V

    Square D H461DS 30A 600V 3P Safety Switch 12 Outdoor Enclosure Used

    • Manufacturer: Square D

    Square D H461DS 30A 600V 3P Safety Switch 12 Outdoor Enclosure Item pictured will be exact item you receive unless multiple quantities listed. Please review all pictures carefully. Please ask any questions prior ...

    $2,017 USD
    Burlington, NC
  • Siemens MD63F800

    Siemens MD63F800

    • Manufacturer: Siemens
    • Model: MD63F800

    SIEMENS MD63F800 Circuit Breaker 800A 3P 600V 3PH MD6 800 Amp 3 Pole Item pictured will be exact item you receive unless multiple quantities listed. Please review all pictures carefully. Please ask any questions ...

    $1,130 USD
    Burlington, NC
  • FPE HJL631100 Circuit Breaker 100A

    FPE HJL631100 Circuit Breaker 100A 3P 600V 3PH HJL 100 Amp 3 Pole Used

    • Manufacturer: Federal Pacific

    FPE HJL631100 Circuit Breaker 100A 3P 600V 3PH HJL 100 Amp 3 Pole Item pictured will be exact item you receive unless multiple quantities listed. Please review all pictures carefully. Please ask any questions pri...

    $2,300 USD
    Burlington, NC
  • Siemens LMXD63B700 Circuit Breaker 700A

    Siemens LMXD63B700 Circuit Breaker 700A 3P 600V 3PH LMXD6 700 Amp 3 Pole Used

    • Manufacturer: Siemens

    Siemens LMXD63B700 Circuit Breaker 700A 3P 600V 3PH LMXD6 700 Amp 3 Pole Item pictured will be exact item you receive unless multiple quantities listed. Please review all pictures carefully. Please ask any questi...

    $2,600 USD
    Burlington, NC
  • Square D MAP36600 Circuit Breaker

    Square D MAP36600 Circuit Breaker 600A 3P 600V MAL 600 Amp 3 Pole Used

    • Manufacturer: Square D
    • Model: MAL36600

    Square D MAP36600 Circuit Breaker 600A 3P 600V MAL 600 Amp 3 Pole Item pictured will be exact item you receive unless multiple quantities listed. Please review all pictures carefully. Please ask any questions pri...

    $1,345 USD
    Burlington, NC
  • Siemens GF226NRA, 600 Amp, 240

    Siemens GF226NRA, 600 Amp, 240 Volt, NEMA 3R, General Duty Safety Switch, New

    • Manufacturer: Siemens

    Siemens GF226NRA, 600 Amp, 240 Volt, NEMA 3R, General Duty Safety Switch, Item pictured will be exact item you receive unless multiple quantities listed. Please review all pictures carefully. Please ask any quest...

    $2,706 USD
    Burlington, NC
3031323334

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.