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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 251-300 of 774.
    SIEMENS SLD69500NGT

    SIEMENS

    ITE SIEMENS

    SLD69500NGT

    CIRCUIT BREAKER, LD6 3P 600V 500A LSIG
    $29,001.00 Buy Surplus As Low As $17,401.00
    $17,401.00
    Repair Yours $14,443.00
    SIEMENS QJ23B17501S01

    SIEMENS

    QJ23B17501S01

    BREAKER QJ 3P 175A 240V 10KA ST/AUX
    $2,043.00 Buy Surplus As Low As $1,226.00
    $1,226.00
    Repair Yours $1,018.00
    SIEMENS NJX3B400

    SIEMENS

    NJX3B400

    VL J STD INT BREAKER, BREAKER VL NJG 3P 400A FX
    $20,315.00 Buy Surplus As Low As $12,189.00
    $12,189.00
    Repair Yours $10,117.00
    GENERAL ELECTRIC TQ2150

    GENERAL ELECTRIC

    TQ2150

    TQO 2 POLE RESI PLUG-IN 50 AMP
    IN STOCK!
    $155.00 Buy Surplus As Low As $28.32
    $28.32
    Repair Yours Contact Us
    SIEMENS W4242L1225CU

    SIEMENS

    W4242L1225CU

    SIEMENS, W4242L1225CU, OUTDOOR LC 42S 42C ML 225A CU
    $1,017.00 Buy Surplus As Low As $611.00
    $611.00
    Repair Yours $508.00
    GENERAL ELECTRIC THJK436250WL

    GENERAL ELECTRIC

    THJK436250WL

    CIRCUIT BREAKER 250AMP 3POLE 600V W/LUGS
    IN STOCK!
    $3,205.71 Buy Surplus As Low As $2,520.20
    $2,520.20
    Repair Yours $1,683.74
    EATON CORPORATION CHND3800T106W

    EATON CORPORATION

    CUTLER HAMMER

    CHND3800T106W

    CHND 3 POLE 800A NEP 1050 LSIG BREAKER
    $39,235.00 Buy Surplus As Low As $23,541.00
    $23,541.00
    Repair Yours $19,540.00
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