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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 651-700 of 840.
    EATON CORPORATION CHB115

    EATON CORPORATION

    CUTLER HAMMER

    CHB115

    DIN RAIL MOUNT CIRCUIT BREAKER, 15AMP, 1POLE, BOLT-IN, 120/240VAC
    ✓ IN STOCK!
    CAN$36.00 Buy Surplus As Low As CAN$22.00
    CAN$22.00
    GENERAL ELECTRIC TEFR1B

    GENERAL ELECTRIC

    TEFR1B

    HANDLE, ROTARY, DISCONNECT FOR CIRCUIT BREAKER
    ✓ IN STOCK!
    CAN$842.79 Buy Surplus As Low As CAN$394.21
    CAN$394.21
    GENERAL ELECTRIC TED134070

    GENERAL ELECTRIC

    TED134070

    CIRCUIT BREAKER, THERMAL MAGNETIC PROTECTION, 70 AMP, 3 POLE, 480/600 VAC, 500 VDC, LUG TERMINATION , TED134070
    ✓ IN STOCK!
    CAN$836.01 Buy Surplus As Low As CAN$447.81
    CAN$447.81
    GENERAL ELECTRIC TED113020

    GENERAL ELECTRIC

    TED113020

    CIRCUIT BREAKER, 20 AMP, 1 POLE, 277 VAC
    ✓ IN STOCK!
    CAN$1,535.43 Buy Surplus As Low As CAN$166.44
    CAN$166.44
    EATON CORPORATION E30KLA2

    EATON CORPORATION

    CUTLER HAMMER

    E30KLA2

    CONTACT BLOCK, 1NC, 600VAC, 250VDC, PRESSURE TERMINALS
    ✓ IN STOCK!
    CAN$36.00 Buy Surplus As Low As CAN$22.00
    CAN$22.00
    EATON CORPORATION EHD1020

    EATON CORPORATION

    CUTLER HAMMER

    EHD1020

    MOLDED CASE CIRCUIT BREAKER, C SERIES, F-FRAME, 480 VAC, 250 VDC, SINGLE POLE, 20 AMP, LOAD SIDE LUGS ONLY
    ✓ IN STOCK!
    CAN$250.52 Buy Surplus As Low As CAN$190.40
    CAN$190.40
    EATON CORPORATION SNT1LP08K

    EATON CORPORATION

    CUTLER HAMMER

    SNT1LP08K

    SHUNT TRIP, F-FRAME, SERIES C, 48-120 VAC, 48-60 VDC
    ✓ IN STOCK!
    CAN$994.46 Buy Surplus As Low As CAN$596.68
    CAN$596.68
    GENERAL ELECTRIC THQB32030

    GENERAL ELECTRIC

    THQB32030

    CIRCUIT BREAKER, THQB TYPE, 30 AMP, 120/240 VAC, 3 POLES, BOLT ON TYPE
    ✓ IN STOCK!
    CAN$150.52 Buy Surplus As Low As CAN$76.33
    CAN$76.33
    ALLEN BRADLEY 20-750-PBUS

    ALLEN BRADLEY

    20-750-PBUS

    ADAPTER, COMMUNICATION, PROFIBUS DPV1, SINGLE NODE, INTERNAL MOUNT, PROVIDES ACYCLIC MESSAGING SUPPORT, MASTER-SLAVE HIERARCHYANDUSER-DEFINED FAULT ACTIONS, USE WITH POWERFLEX 750 SERIES
    Buy Surplus As Low As CAN$534.04
    CAN$534.04
    Repair Yours Contact Us
    SIEMENS 3RV2021-1FA10

    SIEMENS

    3RV2021-1FA10

    CIRCUIT BREAKER, SIZE S0, FOR MOTOR PROTECTION, 3.5-5 AMP A-RELEASE, 65 AMP N-RELEASE, CLASS 10, SCREW TERMINAL, STANDARD SWITCHING CAPACITY
    ✓ IN STOCK!
    CAN$394.89 Buy Surplus As Low As CAN$236.93
    CAN$236.93
    Repair Yours Contact Us
    CBI QY-1-13-DM-U2-20A-B0

    CBI

    QY-1-13-DM-U2-20A-B0

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 20AMP, 80VDC, 10KA, 1 POLE
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$21.86
    CAN$21.86
    ALLEN BRADLEY 140MT-C3E-B16

    ALLEN BRADLEY

    140MT-C3E-B16

    CIRCUIT BREAKER, MOTOR PROTECTION, 1-1.6 ADJUSTABLE AMP RANGE, 3 POLE, FRAME C SIZE, NORMAL BREAKING CAPACITY, TRIP CLASS 10
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$235.02
    CAN$235.02
    EATON CORPORATION TCP-2.0A

    EATON CORPORATION

    CUTLER HAMMER

    TCP-2.0A

    DISCONTINUED BY MANUFACTURER, MINIATURE CIRCUIT BREAKER, THERMAL DEVICE, FUSED TERMINAL BLOCK, 2 AMP, 250 VAC, 72 VDC, 2 BLADE PINS, PLUG-IN
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$5.81
    CAN$5.81
    SCHNEIDER ELECTRIC M9F22102

    SCHNEIDER ELECTRIC

    SQUARE D

    M9F22102

    MINIATURE CIRCUIT BREAKER, 240/415 VAC, 50/60 HZ, 2 AMP, MULTI 9, CURVE C, 1 POLE, TOGGLE CONTROL, ON/OFF INDICATION, SCREW TYPE TERMINATION, THERMAL MAGNETIC, REPLACES MG17413 , M9F22102
    ✓ IN STOCK!
    CAN$150.11 Buy Surplus As Low As CAN$80.85
    CAN$80.85
    Repair Yours Contact Us
    ZINSCO QC20

    ZINSCO

    QC20

    CIRCUIT BREAKER, 2POLE, 20AMP, 120/240V COMMON TRIP
    ✓ IN STOCK!
    CAN$108.32 Buy Surplus As Low As CAN$68.10
    CAN$68.10
    SCHNEIDER ELECTRIC TSXTLYEX

    SCHNEIDER ELECTRIC

    TELEMECANIQUE

    TSXTLYEX

    LINE TERMINATOR, FOR RACK END, 1 CONNECTOR SUB-D9 LABELLED A, 1 CONNECTOR SUB-D9 LABELLED B, (SET OF 2)
    ✓ IN STOCK!
    CAN$308.96 Buy Surplus As Low As CAN$158.00
    CAN$158.00
    SCHNEIDER ELECTRIC TSX-TLY-B

    SCHNEIDER ELECTRIC

    TELEMECANIQUE

    TSX-TLY-B

    BUS TERMINATOR
    Buy Surplus As Low As CAN$64.12
    CAN$64.12
    SCHNEIDER ELECTRIC QOU31001042

    SCHNEIDER ELECTRIC

    SQUARE D

    QOU31001042

    MINIATURE CIRCUIT BREAKER, QOU SERIES, 100 AMP, 240 VAC, 3 POLE, 10 KA, UNIT MOUNT, SHUNT TRIP
    CAN$887.52 Buy Surplus As Low As CAN$533.39
    CAN$533.39
    Repair Yours Contact Us
    SCHNEIDER ELECTRIC QOB220

    SCHNEIDER ELECTRIC

    SQUARE D

    QOB220

    CIRCUIT BREAKER, QO SERIES, 2 POLE, 1 PHASE, 20A, 120V, 10KAIC, BOLT-ON, THERMAL MAGNETIC, FOR QOB LOAD CENTERS
    ✓ IN STOCK!
    CAN$114.97 Buy Surplus As Low As CAN$31.55
    CAN$31.55
    SCHNEIDER ELECTRIC NQNL1

    SCHNEIDER ELECTRIC

    SQUARE D

    NQNL1

    KIT, PANELBOARD, NQ, 100A, 200% NEUTRAL
    ✓ IN STOCK!
    CAN$294.38 Buy Surplus As Low As CAN$224.43
    CAN$224.43
    SCHNEIDER ELECTRIC GV2-P21H7

    SCHNEIDER ELECTRIC

    TELEMECANIQUE

    GV2-P21H7

    DISCONTINUED BY MANUFACTURER, MOTOR STARTER, MANUAL, 3 POLE, 3 PHASE, 17-23 AMP THERMAL SETTING, 50 KA @ 480 V, 5 HP @ 200 V, 7.5 HP @ 230 V, 15 HP @ 460 V, ROTARY HANDLE (ON/OFF)
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$128.93
    CAN$128.93
    SCHNEIDER ELECTRIC GB2CB05

    SCHNEIDER ELECTRIC

    TELEMECANIQUE

    GB2CB05

    CIRCUIT BREAKER, THERMAL MAGNETIC, 1 POLE, 0.5 AMP, 277 VAC, 50/60 HZ, 15/50 KA, 6.6 AMP MAGNETIC TRIPPING CURRENT, DIN RAIL MOUNT
    ✓ IN STOCK!
    CAN$79.31 Buy Surplus As Low As CAN$47.58
    CAN$47.58
    SCHNEIDER ELECTRIC FA-26030-AC

    SCHNEIDER ELECTRIC

    SQUARE D

    FA-26030-AC

    CIRCUIT BREAKER, MOLDED CASE, 600V, 30AMP, 2POLE
    ✓ IN STOCK!
    CAN$1,047.36 Buy Surplus As Low As CAN$434.29
    CAN$434.29
    Repair Yours Contact Us
    SCHNEIDER ELECTRIC 170XTS00601

    SCHNEIDER ELECTRIC

    MODICON

    170XTS00601

    BUS BAR, MOMENTUM, SINGLE ROW, SCREW TERMINAL, 12AWG
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$59.53
    CAN$59.53
    EATON CORPORATION MCP03150R

    EATON CORPORATION

    CUTLER HAMMER

    MCP03150R

    DISCONTINUED BY MANUFACTURER, MOTOR CIRCUIT PROTECTOR, 15AMP, 600VAC MAX, 3-POLE, 3-PHASE, 65KA@480VAC, ADJUSTABLE TRIP RANGE:50-150AMPS
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$260.86
    CAN$260.86
    Repair Yours Contact Us
    SCHNEIDER ELECTRIC 60115

    SCHNEIDER ELECTRIC

    SQUARE D

    60115

    CIRCUIT BREAKER / MINIATURE, THERMAL MAGNETIC TRIP, 30 AMP, SINGLE POLE, 125-240 VAC, 60 VDC, DIN RAIL MOUNT, FIXED MOUNT, MULTIPLE BREAKING CAPACITY RATINGS, 73 D X 81 H X 18 W MM
    ✓ IN STOCK!
    CAN$161.81 Buy Surplus As Low As CAN$47.47
    CAN$47.47
    SCHNEIDER ELECTRIC HLW1BL-EACH

    SCHNEIDER ELECTRIC

    SQUARE D

    HLW1BL-EACH

    *** PRICE / SINGLE, BLANK EXTENSION PLATE, WIDE SIDE, 1.5 INCH SPACE, BLACK, FOR I-LINE PANELBOARDS
    ✓ IN STOCK!
    CAN$80.82 Buy Surplus As Low As CAN$48.50
    CAN$48.50
    ASEA BROWN BOVERI LNA-32

    ASEA BROWN BOVERI

    LNA-32

    DISCONTINUED BY MANUFACTURER, LIMITOR BREAKER, SACE SERIES, 32 AMP, 690V
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$220.06
    CAN$220.06
    Repair Yours Contact Us
    SCHNEIDER ELECTRIC MG24524

    SCHNEIDER ELECTRIC

    MERLIN GERIN

    MG24524

    DISCONTINUED BY MANUFACTURER, SUPPLEMENTARY PROTECTOR, 480Y/277 V, 16-AMP, 2-POLE
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$137.57
    CAN$137.57
    Repair Yours Contact Us
    SCHNEIDER ELECTRIC LR12188

    SCHNEIDER ELECTRIC

    FEDERAL PIONEER

    LR12188

    DISCONTINUED BY MANUFACTURE,, CIRCUIT BREAKER 20AMP 3POLE STAB-LOK
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$113.99
    CAN$113.99
    SCHNEIDER ELECTRIC GV2P16

    SCHNEIDER ELECTRIC

    TELEMECANIQUE

    GV2P16

    MOTOR CIRCUIT BREAKER, TESYS GV2, 3 POLE, 9-14 A, THERMAL MAGNETIC, SCREW CLAMP TERMINALS
    ✓ IN STOCK!
    CAN$301.81 Buy Surplus As Low As CAN$162.17
    CAN$162.17
    ALLEN BRADLEY 140MT-C3E-B25

    ALLEN BRADLEY

    140MT-C3E-B25

    MOTOR PROTECTION CIRCUIT BREAKER, C FRAME, 1.6-2.5 AMP, TRIP CLASS 10, STANDARD BREAKING CAPACITY, STD MGNTC TRP (FXD AT 14 X LE), REPLACEMENT FOR 140M-C2E-B25
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$288.55
    CAN$288.55
    ALLEN BRADLEY 140MT-C3E-C10

    ALLEN BRADLEY

    140MT-C3E-C10

    MOTOR PROTECTION CIRCUIT BREAKER, C FRAME, 6.3-10 AMP, TRIP CLASS 10, STANDARD BREAKING CAPACITY, STANDARD MAGNETIC TRIP (FIXED AT 14 X LE)
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$307.50
    CAN$307.50
    ALLEN BRADLEY 140MT-C3E-B63

    ALLEN BRADLEY

    140MT-C3E-B63

    MOTOR PROTECTION CIRCUIT BREAKER, C FRAME, 4 - 6.3 AMP, TRIP CLASS 10, STANDARD BREAKING CAPACITY, STANDARD MAGNETIC TRP (FXD AT 14 X LE)
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$273.98
    CAN$273.98
    EATON CORPORATION FS320015A

    EATON CORPORATION

    CUTLER HAMMER

    FS320015A

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, TYPE FS, 3P, 3PH, 15A, 240V, 40C, 22KA@240V
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$252.73
    CAN$252.73
    Repair Yours Contact Us
    ASEA BROWN BOVERI S202-C10

    ASEA BROWN BOVERI

    S202-C10

    CIRCUIT BREAKER, 2 POLE, 10 AMP, 230/440 VAC, 50/60 HZ, 4 KV, C-CURVE, SCREW TYPE TERMINAL, DIN RAIL MOUNTABLE, (2CDS252001R0104)
    ✓ IN STOCK!
    CAN$151.39 Buy Surplus As Low As CAN$65.65
    CAN$65.65
    SCHNEIDER ELECTRIC BGL16040

    SCHNEIDER ELECTRIC

    SQUARE D

    BGL16040

    MOLDED CASE CIRCUIT BREAKER, 347V 35A , BGL16040
    ✓ IN STOCK!
    CAN$561.48 Buy Surplus As Low As CAN$336.89
    CAN$336.89
    Repair Yours Contact Us
    ALLEN BRADLEY 1492-ACB

    ALLEN BRADLEY

    1492-ACB

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 1POLE, 6AMP, 277VAC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$43.71
    CAN$43.71
    CBI QL-2-13-DM-KM-10

    CBI

    QL-2-13-DM-KM-10

    AC MINIATURE CIRCUIT BREAKER, QL SERIES, 10 AMP, 2 POLE, 240 VAC, 13MM WIDTH, DUAL MOUNT, WHITE HANDLE
    ✓ IN STOCK!
    CAN$97.52 Buy Surplus As Low As CAN$58.51
    CAN$58.51
    Repair Yours Contact Us
    SCHNEIDER ELECTRIC QO330

    SCHNEIDER ELECTRIC

    SQUARE D

    QO330

    MINIATURE CIRCUIT BREAKER, QO SERIES, 30 AMP, 3 POLE, 240 VAC, 10 KA, PLUG IN MOUNT
    ✓ IN STOCK!
    CAN$150.36 Buy Surplus As Low As CAN$96.69
    CAN$96.69
    SCHNEIDER ELECTRIC QOB115

    SCHNEIDER ELECTRIC

    SQUARE D

    QOB115

    MINIATURE CIRCUIT BREAKER, QO, 15 AMP, 1 POLE, 120/240VAC, 10KA, BOLT ON
    ✓ IN STOCK!
    CAN$50.46 Buy Surplus As Low As CAN$17.43
    CAN$17.43
    SIEMENS ED42B020

    SIEMENS

    ITE SIEMENS

    ED42B020

    CIRCUIT BREAKER, MOLDED CASE, SENTRON SERIES, 2 POLE, 20 AMPS, 18 KA AT 480 VAC, 50/60 HZ, FIXED, 3 PHASE
    ✓ IN STOCK!
    CAN$426.00 Buy Surplus As Low As CAN$256.00
    CAN$256.00
    Repair Yours Contact Us
    SIEMENS ED41B050L

    SIEMENS

    ED41B050L

    MOLDED CASE CIRCUIT BREAKER, SENTRON SERIES, THERMAL MAHNETIC, STANDARD RATING, TYPE ED, 480 VAC, 1 POLE, STANDARD 40 DEGREES C BREAKER, 50 AMP
    ✓ IN STOCK!
    CAN$137.00 Buy Surplus As Low As CAN$83.00
    CAN$83.00
    Repair Yours Contact Us
    SIEMENS MBKQJ3

    SIEMENS

    ITE SIEMENS

    MBKQJ3

    CIRCUIT BREAKER MOUNTING KIT, QJ FRAME, 3 PHASE, 600 V, 225 A, ALUMINUM
    ✓ IN STOCK!
    CAN$203.01 Buy Surplus As Low As CAN$183.01
    CAN$183.01
    Repair Yours Contact Us
    SIEMENS Q330

    SIEMENS

    ITE SIEMENS

    Q330

    MOLDED CASE CIRCUIT BREAKER, SERIES QP, 240 VAC, 30 AMP, 3 POLE, 10K-AMP INTERRUPT RATING, PLUG-IN CONNECTION
    ✓ IN STOCK!
    CAN$156.49 Buy Surplus As Low As CAN$93.89
    CAN$93.89
    Repair Yours Contact Us
    EATON CORPORATION ED2225

    EATON CORPORATION

    CUTLER HAMMER

    ED2225

    THERMAL-MAGNETIC CIRCUIT BREAKER, WITH NON-INTERCHANGEABLE TRIP UNIT, 240 VAC / 125 VDC MAX, TYPE ED, 65 KAIC AT 240 VAC, 2 POLE, 225 AMP RATING
    ✓ IN STOCK!
    CAN$657.98 Buy Surplus As Low As CAN$394.79
    CAN$394.79
    Repair Yours Contact Us
    SIEMENS 3RV2011-1FA20

    SIEMENS

    3RV2011-1FA20

    CIRCUIT BREAKER, SIZE S00, FOR MOTOR PROTECTION, CLASS 10, 3.5-5 AMP A-RELEASE, 65 AMP N RELEASE, SPRING-TYPE TERMINAL, STANDARD SWITCHING CAPACITY
    ✓ IN STOCK!
    CAN$271.90 Buy Surplus As Low As CAN$115.95
    CAN$115.95
    SIEMENS ED23B080

    SIEMENS

    ITE SIEMENS

    ED23B080

    CIRCUIT BREAKER, ENTRON SERIES, TYPE ED, 3-POLE, 3 PHASE, 80AMP, 240V, 10KA @ 240V, STANDARD INTERRUPTING CAPACITY, BOLT-ON, COMPLETE WITH LI - LONG-TIME AND INSTANTANEOUS TRIP FUNCTIONS, LO ...
    ✓ IN STOCK!
    CAN$502.00 Buy Surplus As Low As CAN$302.00
    CAN$302.00
    Repair Yours Contact Us
    SIEMENS BQ2B020

    SIEMENS

    BQ2B020

    CIRCUIT BREAKER, TYPE BQ, THERMAL MAGNETIC, 20 AMP, 2 POLE, 120/240 VAC, BOLT ON
    ✓ IN STOCK!
    CAN$79.28 Buy Surplus As Low As CAN$34.75
    CAN$34.75
    Repair Yours Contact Us
    SIEMENS BQ1B050

    SIEMENS

    ITE SIEMENS

    BQ1B050

    CIRCUIT BREAKER, TYPE BQ, 1 POLE, 1 PHASE, 50 AMP, 120V, 10KA @ 120V, STANDARD INTERRUPT, BOLT ON, LOAD SIDE LUGS, THERMAL MAGNETIC
    ✓ IN STOCK!
    CAN$34.00 Buy Surplus As Low As CAN$21.00
    CAN$21.00
    Repair Yours Contact Us
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