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    Industrial Circuit Breakers & Protection Devices

    Ensure electrical safety and operational continuity with our robust selection of air breakers, vacuum circuit breakers, and DIN rail-mounted solutions. Designed to provide dependable circuit protection across industrial power systems and critical infrastructure.

    Safeguard your electrical systems with our comprehensive range of circuit breakers. Our comprehensive range features air breakers, ground & test devices, DIN rail mount circuit breakers, vacuum circuit breakers, and panel mount circuit breakers to meet your circuit protection needs. Whether you're safeguarding critical electrical systems, upgrading industrial equipment, or maintaining power distribution networks, our circuit breakers provide the reliable protection and control you need for optimal performance and safety. Shop now for reliable circuit breakers to protect your electrical systems.

    Rockwell Disclaimer: The product is used surplus. Radwell is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because Radwell is not an authorized distributor of this product, the Original Manufacturer’s warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, Radwell makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. Radwell also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. Radwell also makes no representations as to your right to install any such firmware on the product. Radwell will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

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    Results 751-800 of 833.
    ASEA BROWN BOVERI S281UX-K16

    ASEA BROWN BOVERI

    S281UX-K16

    CIRCUIT BREAKER,1 POLE, 240V 50/60HZ
    IN STOCK!
    $167.00 Buy Surplus As Low As $94.35
    $94.35
    Repair Yours Contact Us
    ASEA BROWN BOVERI S3B225TW-2

    ASEA BROWN BOVERI

    S3B225TW-2

    BKR S3B 225A 2P THERM/MAG
    $1,288.00 Buy Surplus As Low As $773.00
    $773.00
    Repair Yours $642.00
    ASEA BROWN BOVERI T5H400DW-4

    ASEA BROWN BOVERI

    T5H400DW-4

    T5H-D 400 MCS-UL/CSA IM=5000 4P F F
    $2,836.00 Buy Surplus As Low As $1,702.00
    $1,702.00
    Repair Yours $1,413.00
    EATON CORPORATION 1MFS600RB

    EATON CORPORATION

    CUTLER HAMMER

    1MFS600RB

    MAIN SERVICE MODULE, 600A 1 PHASE MAIN FUSIBLE SWITCH
    $24,448.00 Buy Surplus As Low As $14,669.00
    $14,669.00
    Repair Yours $12,176.00
    ASEA BROWN BOVERI S203P-Z40

    ASEA BROWN BOVERI

    S203P-Z40

    MCB 3P Z 40A 480Y/277 SUPP
    $172.00 Buy Surplus As Low As $104.00
    $104.00
    Repair Yours $200.00
    ASEA BROWN BOVERI S3N020TW2

    ASEA BROWN BOVERI

    S3N020TW2

    CIRCUIT BREAKER 20AMP 2POLE
    IN STOCK!
    $914.00 Buy Surplus As Low As $590.75
    $590.75
    Repair Yours $363.87
    ASEA BROWN BOVERI S3B175TW-2

    ASEA BROWN BOVERI

    S3B175TW-2

    BKR S3B 175A 2P THERM/MAG
    $1,288.00 Buy Surplus As Low As $773.00
    $773.00
    Repair Yours $642.00
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