Product Search

    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.

    Filter Results
    Results 401-450 of 843.
    SIEMENS HB3B040

    SIEMENS

    HB3B040

    3-POLE 65K AIC, BREAKER HBQ 3P 240V 40A 65K
    $1,349.00 Buy Surplus As Low As $810.00
    $810.00
    Repair Yours $673.00
    SIEMENS QN2200RH

    SIEMENS

    QN2200RH

    BREAKER, 200A 2P 120/240V 22K QNRHBREAKER,
    IN STOCK!
    $252.00 Buy Surplus As Low As $152.00
    $152.00
    Repair Yours $200.00
    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 NMX3B800L

    SIEMENS

    NMX3B800L

    VL M STD INT BREAKER, BREAKER VL NMG 3P 800A FX LUG
    $9,030.00 Buy Surplus As Low As $5,418.00
    $5,418.00
    Repair Yours $4,496.94
    SIEMENS QJ23B150L

    SIEMENS

    QJ23B150L

    BREAKER, QJ 3P 150A 240V 10KA LUGS
    $1,428.00 Buy Surplus As Low As $857.00
    $857.00
    Repair Yours $712.00
    SIEMENS QJ23B17501S01

    SIEMENS

    QJ23B17501S01

    BREAKER QJ 3P 175A 240V 10KA ST/AUX
    $1,984.00 Buy Surplus As Low As $1,191.00
    $1,191.00
    Repair Yours $989.00
    SIEMENS SCND69120ANTH

    SIEMENS

    SCND69120ANTH

    CIRCUIT BREAKER, CND6 3P 600V 1200A LSI 100
    $34,075.00 Buy Surplus As Low As $20,445.00
    $20,445.00
    Repair Yours $16,970.00
    SIEMENS NGG3B125L

    SIEMENS

    NGG3B125L

    NGG STD INT BREAKER, BREAKER NGG 125A 3P 480V 25K LUGS
    IN STOCK!
    $2,735.00 Buy Surplus As Low As $1,641.00
    $1,641.00
    Repair Yours $1,363.00
    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
    SIEMENS S15MN6

    SIEMENS

    S15MN6

    GENERAL ACCES (LUGS), BREAKER MD/ND/PD/RD 277VAC ST
    $1,674.00 Buy Surplus As Low As $1,005.00
    $1,005.00
    Repair Yours $835.00
    SIEMENS SCJD69400NGT

    SIEMENS

    SCJD69400NGT

    BREAKER, CJD6 3P 600V 400A LSIG
    $20,054.00 Buy Surplus As Low As $12,033.00
    $12,033.00
    Repair Yours $9,988.00
    SIEMENS HQ2200BH

    SIEMENS

    HQ2200BH

    BREAKER, 200A 4P 120/240V 100K HQPPH
    $2,516.00 Buy Surplus As Low As $1,510.00
    $1,510.00
    Repair Yours $1,254.00
    SIEMENS HFG3F250

    SIEMENS

    HFG3F250

    CIRCUIT BREAKER, 3POLE, 250AMP, 480V
    IN STOCK!
    $5,956.00 Buy Surplus As Low As $801.31
    $801.31
    Repair Yours $666.00
    4 5 6 7 8 9 10 11 12 13 14