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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.

    Filter Results
    Results 651-700 of 859.
    SIEMENS ED23B020

    SIEMENS

    ITE SIEMENS

    ED23B020

    MOLDED CASE CIRCUIT BREAKER, ED2 TYPE, 3POLES, 240V, 20A, 50/60HZ
    ✓ IN STOCK!
    $1,046.16 Buy Surplus As Low As $198.40
    $198.40
    Repair Yours Contact Us
    EATON CORPORATION Z-SV/UL-16/3P-3TE/12

    EATON CORPORATION

    CUTLER HAMMER

    Z-SV/UL-16/3P-3TE/12

    BUS BAR, FAZ SERIES, 80 AMP, 3 PHASE, 12 TERMINALS, FOR 3 POLE MINIATURE CIRCUIT BREAKERS, (104899)
    ✓ IN STOCK!
    $78.00 Buy Surplus As Low As $40.70
    $40.70
    EATON CORPORATION 7694K4

    EATON CORPORATION

    CUTLER HAMMER

    7694K4

    (PRICE/EA) SWITCH, TOGGLE, 4PDT, 15A, 250V; SWITCH OPERATION:ON-ON; CONTACT CONFIGURATION:4PDT; ILLUMINATION:NON ILLUMINATED; PRODUCT RANGE:7600 SERIES; CONTACT CURRENT MAX:15A; SWITCH MOUNT ...
    ✓ IN STOCK!
    $33.26 Buy Surplus As Low As $19.96
    $19.96
    EATON CORPORATION 29-761-5

    EATON CORPORATION

    CUTLER HAMMER

    29-761-5

    (PRICE/EA) LOCKING RING; ACCESSORY TYPE:LOCKING RING; FOR USE WITH:15/32 BUSHING MOUNTED TOGGLE SWITCHES; PRODUCT RANGE:- ROHS COMPLIANT: NO
    ✓ IN STOCK!
    $0.65 Buy Surplus As Low As $0.39
    $0.39
    EATON CORPORATION FAZ-C5/1-NA-SP

    EATON CORPORATION

    CUTLER HAMMER

    FAZ-C5/1-NA-SP

    EATON MINIATURE CIRCUIT BREAKER, CURRENT-LIMITING, 5A, 277 VAC/48 VDC, 1-POLE, C CURVE, THERMAL MAGNETIC, 10KA @ 277 VAC INTERRUPTING RATING, 35MM DIN RAIL MOUNT..
    ✓ IN STOCK!
    $77.00 Buy Surplus As Low As $47.80
    $47.80
    CBI QF17A-15

    CBI

    QF17A-15

    CIRCUIT BREAKER, 15AMP, 230VAC, 2P, DIN RAIL MOUNT
    ✓ IN STOCK!
    $290.52 Buy Surplus As Low As $175.13
    $175.13
    Repair Yours Contact Us
    SIEMENS 3RV2711-1GD10

    SIEMENS

    3RV2711-1GD10

    CIRCUIT BREAKER, THERMAL MAGNETIC, 6.3 AMP, 3 POLE, 600/347V, 50/60HZ, DIN RAIL MOUNT
    ✓ IN STOCK!
    $486.00 Buy Surplus As Low As $261.00
    $261.00
    Repair Yours Contact Us
    SIEMENS 3RV2011-1CA10

    SIEMENS

    3RV2011-1CA10

    CIRCUIT BREAKER, SIZE S00, FOR MOTOR PROTECTION, 3 POLE, 1.8-2.5 AMP, 690 VAC, 50/60 HZ, 100 KA, SCREW TYPE TERMINAL, DIN RAIL MOUNT, -20 TO +60 DEGREES C, IP20
    ✓ IN STOCK!
    $227.94 Buy Surplus As Low As $112.52
    $112.52
    SIEMENS 3RV2011-1AA15

    SIEMENS

    3RV2011-1AA15

    CIRCUIT BREAKER MOTOR PROTECTOR 3RV2 SERIES SIZE S00 SCREW TERMINAL DESIGN 3 PHASE 50/60 HZ 690 VAC DIN RAIL MOUNT, SWITCH_MOTOR -3RV2011-1AA15
    ✓ IN STOCK!
    $282.45 Buy Surplus As Low As $141.39
    $141.39
    SIEMENS 3RV2011-0GA20

    SIEMENS

    3RV2011-0GA20

    CIRCUIT BREAKER, SIZE S00, FOR MOTOR PROTECTION, CLASS 10, A-RELEASE 0.45-0.63 AMP, N-RELEASE 8.2 AMP, SPRING-TYPE TERMINAL, STANDARD SWITCHING CAPACITY
    ✓ IN STOCK!
    $197.00 Buy Surplus As Low As $116.11
    $116.11
    SIEMENS 3RV2021-4DA15

    SIEMENS

    3RV2021-4DA15

    CIRCUIT BREAKER, SIZE SO, CLASS 10, A-RELEASE - 18-25 AMP, N-RELEASE - 325 AMP, SCREW TERMINAL, STANDARD SWITCHING CAPACITY, TRANSVERSE AUX SWITCHES/1 NO & 1 NC, 6 KV SURGE VOLTAGE, REPLACES ...
    ✓ IN STOCK!
    $423.33 Buy Surplus As Low As $167.32
    $167.32
    Repair Yours Contact Us
    SIEMENS 3RV2021-4CA10

    SIEMENS

    3RV2021-4CA10

    CIRCUIT BREAKER, FOR MOTOR PROTECTION, A-RELEASE, 16-22 AMP, N-RELEASE, SIZE S0, CLASS 10, SCREW TERMINAL, STANDARD SWITCHING CAPACITY, SUCCESSOR FOR 3RV1021-4CA10
    ✓ IN STOCK!
    $451.45 Buy Surplus As Low As $224.30
    $224.30
    Repair Yours Contact Us
    SIEMENS 3RV2011-1JA10

    SIEMENS

    3RV2011-1JA10

    CIRCUIT BREAKER, MOTOR STARTER/PROTECTION, SIZE S00, 3 POLE, 7-10 AMP, 690 VAC, 50/60 HZ, SCREW TYPE TERMINAL, DIN RAIL MOUNT, IP20
    ✓ IN STOCK!
    $214.00 Buy Surplus As Low As $129.00
    $129.00
    SIEMENS 3RV2011-1EA20

    SIEMENS

    3RV2011-1EA20

    CIRCUIT BREAKER, FOR MOTOR PROTECTION, CLASS 10 A-RELEASE, 2.8 TO 4 A N RELEASE, 52 A, SPRING-TYPE TERMINAL, STANDARD SWITCHING CAPACITY, SIZE S00, REPLACES 3RV1011-1EA20
    ✓ IN STOCK!
    $236.90 Buy Surplus As Low As $101.97
    $101.97
    EATON CORPORATION WMZS3D20

    EATON CORPORATION

    CUTLER HAMMER

    WMZS3D20

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, SUPPLEMENTARY PROTECTOR, CURRENT LIMITING, 20AMP, 3 POLE, 277/480VAC, TYPE D CURVE, DIN RAIL MOUNT
    ✓ IN STOCK!
    Buy Surplus As Low As $317.25
    $317.25
    ALLEN BRADLEY 140M-I8P-C15S-M

    ALLEN BRADLEY

    140M-I8P-C15S-M

    DISCONTINUED BY MANUFACTURER, MOTOR CIRCUIT PROTECTOR, 15 AMP, 3 POLE, 600 VAC-250 VDC, INSTANTANEOUS TRIP SETTINGS: 45-150 AMPS
    ✓ IN STOCK!
    Buy Surplus As Low As $200.81
    $200.81
    Repair Yours Contact Us
    SIEMENS 3VU1300-0MM00

    SIEMENS

    FURNAS ELECTRIC CO

    3VU1300-0MM00

    DISCONTINUED BY MANUFACTURER, STARTER MOTOR PROTECTOR, 10-16AMP, 3POLE, 50/60HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $36.00
    $36.00
    RADWELL VERIFIED SUBSTITUTE TCAL124-SUB

    RADWELL VERIFIED SUBSTITUTE

    TCAL124-SUB

    SUBSTITUTE FOR GENERAL ELECTRIC TCAL124, LUG TERMINAL KIT, 3 BARREL, 300-750 MCM, COPPER-ALUMINUM LUGS, FIELD INSTALLABLE, SUITABLE FOR USE WITH SK1200 FRAME MOLDED CASE CIRCUIT BREAKERS
    ✓ IN STOCK!
    $120.00 Buy New $120.00
    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 $161.27
    $161.27
    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 $173.42
    $173.42
    Repair Yours Contact Us
    CBI QL18KM15

    CBI

    QL18KM15

    CIRCUIT BREAKER, 1 POLE, 15 AMP, CURVE KM EQUIVALENT TO CURVE C, DIN RAIL MOUNT, UL489 LISTED
    ✓ IN STOCK!
    $33.05 Buy Surplus As Low As $25.12
    $25.12
    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!
    $107.00 Buy Surplus As Low As $45.05
    $45.05
    SCHNEIDER ELECTRIC BGL16040

    SCHNEIDER ELECTRIC

    SQUARE D

    BGL16040

    MOLDED CASE CIRCUIT BREAKER, 347V 35A , BGL16040
    ✓ IN STOCK!
    $385.28 Buy Surplus As Low As $231.17
    $231.17
    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 $29.99
    $29.99
    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!
    $60.23 Buy Surplus As Low As $36.14
    $36.14
    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!
    $106.27 Buy Surplus As Low As $66.35
    $66.35
    SCHNEIDER ELECTRIC QOB115

    SCHNEIDER ELECTRIC

    SQUARE D

    QOB115

    MINIATURE CIRCUIT BREAKER, QO, 15 AMP, 1 POLE, 120/240VAC, 10KA, BOLT ON
    ✓ IN STOCK!
    $35.66 Buy Surplus As Low As $11.96
    $11.96
    SCHNEIDER ELECTRIC QO360

    SCHNEIDER ELECTRIC

    SQUARE D

    QO360

    CIRCUIT BREAKER, MINIATURE, QO SERIES, 60 AMP, 3 POLE, 240 VAC, 10 KA, PLUG IN MOUNT
    ✓ IN STOCK!
    $131.41 Buy Surplus As Low As $76.99
    $76.99
    SCHNEIDER ELECTRIC QO120GFI

    SCHNEIDER ELECTRIC

    SQUARE D

    QO120GFI

    CIRCUIT BREAKER, MINIATURE, QO SERIES, 1 POLE, 20 AMP, 120/240 VAC, PLUG-IN MOUNT, 6MA GRD FAULT A, PIGTAIL [TAA]
    ✓ IN STOCK!
    $169.80 Buy Surplus As Low As $82.13
    $82.13
    SCHNEIDER ELECTRIC QO115GFI

    SCHNEIDER ELECTRIC

    SQUARE D

    QO115GFI

    CIRCUIT BREAKER, MINIATURE, MOLDED CASE, THERMAL MAGNETIC, QO SERIES, 15 AMP, 1 POLE, 1 PHASE, 120 VAC, 10KA @ 120 VAC, PLUG-IN, W/ GROUND FAULT INDICATOR
    ✓ IN STOCK!
    $118.85 Buy Surplus As Low As $52.72
    $52.72
    Repair Yours Contact Us
    SCHNEIDER ELECTRIC QOB250

    SCHNEIDER ELECTRIC

    SQUARE D

    QOB250

    MINIATURE CIRCUIT BREAKER, QO SERIES, 2 POLE, 1 PHASE, 50A, 120V, 10KAIC, BOLT-ON, THERMAL MAGNETIC, FOR QOB LOAD CENTERS
    ✓ IN STOCK!
    $81.26 Buy Surplus As Low As $27.86
    $27.86
    SCHNEIDER ELECTRIC QOB2401021

    SCHNEIDER ELECTRIC

    SQUARE D

    QOB2401021

    MINIATURE CIRCUIT BREAKER, QO SERIES, 120/240 VAC, 40 A, BOLT-ON, 2 POLE, AC SHUNT TRIP
    ✓ IN STOCK!
    $160.93 Buy Surplus As Low As $96.56
    $96.56
    Repair Yours Contact Us
    SCHNEIDER ELECTRIC S432553

    SCHNEIDER ELECTRIC

    SQUARE D

    S432553

    CIRCUIT BREAKER HANDLE EXTENSIONS, L-FRAME, ROHS COMPLIANT, (PRICE/PACK OF 5)
    ✓ IN STOCK!
    $315.43 Buy Surplus As Low As $189.26
    $189.26
    SCHNEIDER ELECTRIC QO2100

    SCHNEIDER ELECTRIC

    SQUARE D

    QO2100

    CIRCUIT BREAKER, MINIATURE, QO SERIES, 100 AMP, 2 POLE, 120/240 VAC, 10 KA, PLUG IN MOUNT
    ✓ IN STOCK!
    $68.98 Buy Surplus As Low As $41.39
    $41.39
    SIEMENS 3RV2011-0JA20

    SIEMENS

    3RV2011-0JA20

    CIRCUIT BREAKER, FOR MOTOR PROTECTION, CLASS 10 A-RELEASE, 0.7 TO 1 A N-RELEASE, 13 A, SPRING-TYPE TERMINAL, STANDARD SWITCHING CAPACITY, SIZE S00, REPLACES 3RV1011-0JA20
    ✓ IN STOCK!
    $209.00 Buy Surplus As Low As $138.00
    $138.00
    Repair Yours Contact Us
    SIEMENS 3RV2021-4AA10

    SIEMENS

    FURNAS ELECTRIC CO

    3RV2021-4AA10

    CIRCUIT BREAKER, MOTOR PROTECTION, SIZE S0, MOTOR PROTECTION, CLASS 10, 3RV2 SERIES, 10/16 AMP, N RELEASE / 208 AMP, SCREW TERMINAL, SCREW/SNAP-ON, STANDARD SWITCHING CAPACITY, DIN RAIL MOUN ...
    ✓ IN STOCK!
    $244.65 Buy Surplus As Low As $138.16
    $138.16
    GENERAL ELECTRIC AF49S

    GENERAL ELECTRIC

    AF49S

    GENERAL ELECTRIC, AF49S, FRONT SURFACE
    ✓ IN STOCK!
    $767.00 Buy Surplus As Low As $308.00
    $308.00
    Repair Yours Contact Us
    GENERAL ELECTRIC TED136080

    GENERAL ELECTRIC

    TED136080

    MOLDED CASE CIRCUIT BREAKER, 3 POLE 600VAC 80A BREAKER , TED136080
    ✓ IN STOCK!
    $783.99 Buy Surplus As Low As $470.40
    $470.40
    Repair Yours Contact Us
    EATON CORPORATION QBGFT2020

    EATON CORPORATION

    CUTLER HAMMER

    QBGFT2020

    GROUND FAULT CIRCUIT BREAKER, 2P, 20A, 10KA, BOLT-ON GROUND FAULT, W/PCB SELF TEST
    ✓ IN STOCK!
    $350.48 Buy Surplus As Low As $210.29
    $210.29
    Repair Yours Contact Us
    EATON CORPORATION 4719A88G01

    EATON CORPORATION

    CUTLER HAMMER

    4719A88G01

    OPERATING MECHANISM, FOR HFD/HMCP CIRCUIT BREAKERS, ADJUSTABLE LINKAGE, MOUNTING HARDWARE, RENEWAL PART
    ✓ IN STOCK!
    $258.06 Buy Surplus As Low As $150.25
    $150.25
    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!
    $212.00 Buy Surplus As Low As $108.42
    $108.42
    EATON CORPORATION CHB250

    EATON CORPORATION

    CUTLER HAMMER

    CHB250

    CIRCUIT BREAKER, 2P, 1PH, 50A, 120/240V, 10KA@240V, STANDARD INTERRUPTING CAPACITY, 40C, BOLT-ON, LI - LONG-TIME AND INSTANTANEOUS TRIP FUNCTIONS, THERMAL MAGNETIC MOLDED CASE
    ✓ IN STOCK!
    $247.62 Buy Surplus As Low As $148.57
    $148.57
    Repair Yours Contact Us
    WADSWORTH A215NI

    WADSWORTH

    A215NI

    CIRCUIT BREAKER, 15AMP, 2POLE, 120/240VAC, NI SERIES
    ✓ IN STOCK!
    $126.00 Buy Surplus As Low As $75.00
    $75.00
    Repair Yours Contact Us
    WADSWORTH A20NI

    WADSWORTH

    A20NI

    MOLDED CASE CIRCUIT BREAKER, 1 POLE, 1 PHASE, 120 VAC, 20 AMP, PLUG-IN CONNECTION TYPE, LI - LONG-TIME & INSTANTANEOUS TRIP FUNCTIONS
    ✓ IN STOCK!
    $121.42 Buy Surplus As Low As $46.01
    $46.01
    Repair Yours Contact Us
    WADSWORTH A15NI

    WADSWORTH

    A15NI

    MOLDED CASE CIRCUIT BREAKER, 1 POLE, 1 PHASE, 120 VAC, 15 AMP, PLUG-IN CONNECTION TYPE, LI - LONG-TIME & INSTANTANEOUS TRIP FUNCTIONS
    ✓ IN STOCK!
    $65.00 Buy Surplus As Low As $39.00
    $39.00
    Repair Yours Contact Us
    SIEMENS FD63T225

    SIEMENS

    ITE SIEMENS

    FD63T225

    TRIP FOR FD6 3P 600V 225A, SIEMENS LOW VOLTAGE SENTRON MOLDED CASE CIRCUIT BREAKER. THERMAL - MAGNETIC TRIP UNIT FOR FD FRAME 225A 3-POLE 600V BREAKERS.
    ✓ IN STOCK!
    $617.76 Buy Surplus As Low As $370.66
    $370.66
    Repair Yours Contact Us
    EATON CORPORATION BAB2030HT

    EATON CORPORATION

    CUTLER HAMMER

    BAB2030HT

    MINIATURE INDUSTRIAL CIRCUIT BREAKER, 30 AMP, 2-POLE, TYPE BAB, QUICKLAG, BOLT-ON, 10 KAIC, 120/240 VAC
    ✓ IN STOCK!
    $517.00 Buy Surplus As Low As $286.00
    $286.00
    Repair Yours Contact Us
    SIEMENS 3RV1031-4HA10

    SIEMENS

    FURNAS ELECTRIC CO

    3RV1031-4HA10

    DISCONTINUED BY MANUFACTURER 10/01/2019, CIRCUIT BREAKER, FOR MOTOR PROTECTOR, SIZE 2, CLASS 10, 40-50 AMP, 3 POLE, 690 VAC, SCREW TERMINAL AND SNAP-ON MOUNTING ON 35MM STD RAIL, STANDARD SW ...
    ✓ IN STOCK!
    Buy Surplus As Low As $380.75
    $380.75
    Repair Yours Contact Us
    SIEMENS 3RV1011-0HA10

    SIEMENS

    3RV1011-0HA10

    MOTOR PROTECTOR. 3 PHASE RATING 1/4 HP AT 460 VAC 1/2 HP AT 575 VAC. 12 AMPERE. 3 POLE. SIZE FRAME 45 MM. DIN RAIL ENCLOSURE. ROCKER SWITCH OPERATOR, SWITCH_MOTOR 3RV1011-0HA10-3RV1011-0HA10 ...
    ✓ IN STOCK!
    $311.07 Buy Surplus As Low As $62.82
    $62.82
    SIEMENS Q2110H

    SIEMENS

    Q2110H

    CIRCUIT BREAKER, Q SERIES, TYPE HQP, THERMAL MAGNETIC, HIGH INTERRUPTING CAPACITY, 2 POLE, 1 PHASE, 110 AMP, 120/240 VAC
    ✓ IN STOCK!
    $168.17 Buy Surplus As Low As $100.90
    $100.90
    Repair Yours Contact Us
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