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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 902.
    TE CONNECTIVITY W91-X113-15

    TE CONNECTIVITY

    POTTER & BRUMFIELD

    W91-X113-15

    CIRCUIT BREAKER, HYDROMAGNETIC, 1P, 277V, 15A; PRODUCT RANGE:W9 SERIES; CURRENT RATING:15A; NO. OF POLES:1 POLE; INPUT VOLTAGE VAC:277V; TRIP TIME:1.5S; INTERRUPTING CAPACITY:5KA; DIELECTRIC ...
    ✓ IN STOCK!
    CAN$188.87 Buy Surplus As Low As CAN$113.32
    CAN$113.32
    Repair Yours Contact Us
    TE CONNECTIVITY W67-X2Q12-5

    TE CONNECTIVITY

    POTTER & BRUMFIELD

    W67-X2Q12-5

    CIRCUIT BREAKER, HYDRAULIC MAGNETIC, 5AMP, 1POLE, 277VAC, 50/60HZ
    ✓ IN STOCK!
    CAN$65.56 Buy Surplus As Low As CAN$38.78
    CAN$38.78
    Repair Yours Contact Us
    TE CONNECTIVITY W67-X2Q13-10

    TE CONNECTIVITY

    POTTER & BRUMFIELD

    W67-X2Q13-10

    CIRCUIT BREAKER, HYDROMAGNETIC, 1P, 277V, 10A; PRODUCT RANGE:W6 SERIES; CURRENT RATING:10A; NO. OF POLES:1 POLE; INPUT VOLTAGE VAC:277V; TRIP TIME:1.5S; INTERRUPTING CAPACITY:5KA; DIELECTRIC ...
    ✓ IN STOCK!
    CAN$165.05 Buy Surplus As Low As CAN$95.79
    CAN$95.79
    Repair Yours Contact Us
    TE CONNECTIVITY W92-X112-3

    TE CONNECTIVITY

    POTTER & BRUMFIELD

    W92-X112-3

    CIRCUIT BREAKER, 3 AMP, 277 VAC, 50/60 HZ, 2 POLE, LEVER ACTUATOR TYPE, PANEL MOUNTING TYPE, MAGNETIC BREAKER TYPE
    ✓ IN STOCK!
    CAN$419.64 Buy Surplus As Low As CAN$159.20
    CAN$159.20
    TE CONNECTIVITY W23-X1A1G-2

    TE CONNECTIVITY

    POTTER & BRUMFIELD

    W23-X1A1G-2

    CIRCUIT BREAKER, THERMAL, 1P, 250V, 2A, W23 SERIES
    ✓ IN STOCK!
    CAN$88.57 Buy Surplus As Low As CAN$42.05
    CAN$42.05
    TE CONNECTIVITY W68-X2Q12-10

    TE CONNECTIVITY

    POTTER & BRUMFIELD

    W68-X2Q12-10

    CIRCUIT BREAKER, HYDROMAGNETIC, 2 POLE, 277 VAC, 10 AMP
    ✓ IN STOCK!
    CAN$132.19 Buy Surplus As Low As CAN$75.34
    CAN$75.34
    TE CONNECTIVITY W91-X112-15

    TE CONNECTIVITY

    POTTER & BRUMFIELD

    W91-X112-15

    CIRCUIT BREAKER, HYDROMAGNETIC, 1 POLE, 277 VAC, 15 AMP, W9 SERIES, CURVE 2, BOLT ON MOUNTING
    ✓ IN STOCK!
    CAN$98.74 Buy Surplus As Low As CAN$49.69
    CAN$49.69
    FUJI ELECTRIC CP32E/1WD

    FUJI ELECTRIC

    CP32E/1WD

    CIRCUIT BREAKER 1AMP 2POLE 250VAC 50/60HZ
    ✓ IN STOCK!
    CAN$138.52 Buy Surplus As Low As CAN$57.56
    CAN$57.56
    Repair Yours Contact Us
    BASLER ELECTRIC 09852

    BASLER ELECTRIC

    09852

    DISCONTINUED BY MANUFACTURER, DISCONNECT PADDLE, 10 CONTACT, FOR MARK V ENERGY METER
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$10.29
    CAN$10.29
    GENERAL ELECTRIC 237C739

    GENERAL ELECTRIC

    237C739

    DISCONTINUED BY MANUFACTURER, DISCONNECT PADDLE PLUG, 10 POINTS OF CONTACT, BLACK
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$5.71
    CAN$5.71
    ASEA BROWN BOVERI K20-A-S202

    ASEA BROWN BOVERI

    K20-A-S202

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 20AMP, 2POLE, 480V
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$14.53
    CAN$14.53
    Repair Yours Contact Us
    SIEMENS EH2-B015

    SIEMENS

    ITE SIEMENS

    EH2-B015

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 15AMP, 2POLE, 250VDC, 480VAC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$11.38
    CAN$11.38
    Repair Yours Contact Us
    EEC AEG CB50A2PB

    EEC AEG

    CB50A2PB

    CIRCUIT BREAKER 50AMP 2POLE
    ✓ IN STOCK!
    CAN$29.55 Buy Surplus As Low As CAN$24.63
    CAN$24.63
    EEC AEG E92SULC60

    EEC AEG

    E92SULC60

    MINI CIRCUIT BREAKER, UL1077, 60AMP, 240VAC, DOUBLE POLE, C CURVE, DIN RAIL MOUNT
    ✓ IN STOCK!
    CAN$44.77 Buy Surplus As Low As CAN$17.38
    CAN$17.38
    EEC AEG E93SULB20

    EEC AEG

    E93SULB20

    CIRCUIT BREAKER 10KAMP 277/480V
    ✓ IN STOCK!
    CAN$139.15 Buy Surplus As Low As CAN$73.25
    CAN$73.25
    EEC AEG E92SULD20

    EEC AEG

    E92SULD20

    687386 BREAKER 10KA 20 AMPS UL
    ✓ IN STOCK!
    CAN$74.77 Buy Surplus As Low As CAN$62.31
    CAN$62.31
    EEC AEG E92SULC30

    EEC AEG

    E92SULC30

    MINI CIRCUIT BREAKER, 480 VAC, DOUBLE POLE, 30A
    ✓ IN STOCK!
    CAN$44.77 Buy Surplus As Low As CAN$18.09
    CAN$18.09
    SIEMENS 5SY7306-7

    SIEMENS

    ITE SIEMENS

    5SY7306-7

    CIRCUIT BREAKER, 6 AMP, 3 POLE, 400V, 15KA, D=70MM
    ✓ IN STOCK!
    CAN$212.00 Buy Surplus As Low As CAN$128.00
    CAN$128.00
    Repair Yours Contact Us
    EATON CORPORATION THB321-B32

    EATON CORPORATION

    THB321-B32

    CIRCUIT BREAKER 32AMP 240/415V 1-POLE B-CURVE
    ✓ IN STOCK!
    CAN$29.04 Buy Surplus As Low As CAN$17.42
    CAN$17.42
    EATON CORPORATION MCH316

    EATON CORPORATION

    MEM

    MCH316

    CIRCUIT BREAKER, MINIATURE, 16 AMP, 230 VAC, 50/60 HZ, 10 KA, C-CURVE, SCREW TYPE TERMINAL, DIN-RAIL MOUNT, IP20 (176611)
    ✓ IN STOCK!
    CAN$248.30 Buy Surplus As Low As CAN$149.56
    CAN$149.56
    GENERAL ELECTRIC TQL2150

    GENERAL ELECTRIC

    TQL2150

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 50 AMP, 2 POLE, 120/240 VAC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$48.63
    CAN$48.63
    Repair Yours Contact Us
    ASEA BROWN BOVERI S283-K63

    ASEA BROWN BOVERI

    S283-K63

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 63 AMP 3 POLE, 480 VAC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$37.22
    CAN$37.22
    HAGER MT110

    HAGER

    MT110

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, MINIATURE, 10 AMP, 1 POLE, 230/400 VAC, 6 KA, B-CURVE, DIN RAIL MOUNT, 450110
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$8.71
    CAN$8.71
    ASEA BROWN BOVERI S273-C6

    ASEA BROWN BOVERI

    S273-C6

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 6 AMP, 3 POLE , 400 VAC, 10 KA
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$51.29
    CAN$51.29
    GENERAL ELECTRIC V/099-014116

    GENERAL ELECTRIC

    V/099-014116

    CIRCUIT BREAKER 16AMP 1POLE 240/415VAC
    ✓ IN STOCK!
    CAN$53.73 Buy Surplus As Low As CAN$33.40
    CAN$33.40
    SIEMENS 3VU9-133-3KA00

    SIEMENS

    FURNAS ELECTRIC CO

    3VU9-133-3KA00

    DISCONTINUED BY MANUFACTURER, LINE SIDE, FEEDER BUSBAR
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$47.38
    CAN$47.38
    SIEMENS 3VU9135-1KA04

    SIEMENS

    FURNAS ELECTRIC CO

    3VU9135-1KA04

    BUS BAR RAIL 63AMP 690V FOR TYPE 3VU13
    ✓ IN STOCK!
    CAN$41.82 Buy Surplus As Low As CAN$19.11
    CAN$19.11
    Repair Yours Contact Us
    SIEMENS 8US1011-5NE00

    SIEMENS

    ITE SIEMENS

    8US1011-5NE00

    DISCONTINUED BY MANUFACTURER 09/23/2003, BUSBAR ADAPTER SYSTEM, 72 MM WIDE, FOR CIRCUIT BREAKER 3VU16, UP TO 32 AMP, 40 MM SYSTEM, 5 + 10 BUSBAR
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$95.83
    CAN$95.83
    FEDERAL PACIFIC ELECTRIC NEF431030

    FEDERAL PACIFIC ELECTRIC

    NEF431030

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 30 AMP, 3POLE, 480 VAC, 3 PHASE, BOLT-ON, THERMAL MAGNETIC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$298.32
    CAN$298.32
    Repair Yours Contact Us
    ALLEN BRADLEY 140UE-JTG3-D10

    ALLEN BRADLEY

    140UE-JTG3-D10

    DISCONTINUED BY MANUFACTURER 05/31/2014, CIRCUT BREAKER, TRIP UNIT, ELECTRONIC, GROUND FAULT, 3 POLE, 100 AMP
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$584.85
    CAN$584.85
    Repair Yours Contact Us
    FUJI ELECTRIC BW100EAGU-3P100

    FUJI ELECTRIC

    BW100EAGU-3P100

    CIRCUIT BREAKER, THERMAL MAGNETIC, 3 POLE, 100 AMP, 690 VAC / 250 VDC, 50/60 HZ
    ✓ IN STOCK!
    CAN$362.40 Buy Surplus As Low As CAN$204.00
    CAN$204.00
    Repair Yours Contact Us
    ASEA BROWN BOVERI S271-K10A

    ASEA BROWN BOVERI

    S271-K10A

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 10 AMP, 1 POLE, 230/400 V, K-CURVE
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$17.08
    CAN$17.08
    FUJI ELECTRIC BW50RAGU-3P020

    FUJI ELECTRIC

    BW50RAGU-3P020

    CIRCUIT BREAKER, HYDRAULIC MAGNETIC, 3 POLE, 20A, SUGGESTED REPLACEMENT FOR SA53RCUL/20
    ✓ IN STOCK!
    CAN$341.85 Buy Surplus As Low As CAN$184.70
    CAN$184.70
    Repair Yours Contact Us
    FUJI ELECTRIC BW250RAGU3P175

    FUJI ELECTRIC

    BW250RAGU3P175

    DISCONTINUED BY MANUFACTURER,CIRCUIT BREAKER,MOLDED CASE,175AMP,3 POLE,50/60HZ,
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$137.03
    CAN$137.03
    Repair Yours Contact Us
    WESTINGHOUSE FA3020

    WESTINGHOUSE

    FA3020

    DISCONTINUED BY MANUFACTURER, MOLDED CASE CIRCUIT BREAKER, 20 AMP, 3 POLE, 600 VOLT AC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$514.02
    CAN$514.02
    MITSUBISHI NF50-SWU3-015

    MITSUBISHI

    NF50-SWU3-015

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 3-POLE, 240 VAC, 15 AMP, WITHOUT FUSE
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$35.92
    CAN$35.92
    ASEA BROWN BOVERI GMU-5U

    ASEA BROWN BOVERI

    ENTRELEC

    GMU-5U

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, C CURVE, 5 AMP, 1 POLE, 250 VAC, 50/60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$19.17
    CAN$19.17
    EATON CORPORATION JA1S-D3-AB-01-D-A-10-2

    EATON CORPORATION

    HEINEMANN

    JA1S-D3-AB-01-D-A-10-2

    (PRICE/EA) CIRCUIT BREAKER, HYDROMAGNETIC, 1P, 250V, 10A; PRODUCT RANGE:J SERIES; CURRENT RATING:10A; NO. OF POLES:1 POLE; INPUT VOLTAGE VAC:250V; INTERRUPTING CAPACITY:5KA; TRIP TIME:18S; D ...
    ✓ IN STOCK!
    CAN$90.51 Buy Surplus As Low As CAN$62.15
    CAN$62.15
    SIEMENS 5SM3342-0

    SIEMENS

    5SM3342-0

    DISCONTINUED BY MANUFACTURER, RESIDUAL CURRENT CIRCUIT BREAKER, 25AMP, 4P, TYPE AC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$100.93
    CAN$100.93
    Repair Yours Contact Us
    SIEMENS 5SY6-340-8

    SIEMENS

    ITE SIEMENS

    5SY6-340-8

    CIRCUIT BREAKER 40AMP 3POLE 400VAC D-CURVE
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$241.04
    CAN$241.04
    Repair Yours Contact Us
    SIEMENS 8US1251-5NT10

    SIEMENS

    8US1251-5NT10

    ACC_CIRCUIT_BREAKER_BUSBAR, BUSBAR SYSTEMS, CONTROL CIRCUIT COMPONENTS
    ✓ IN STOCK!
    CAN$110.00 Buy Surplus As Low As CAN$66.00
    CAN$66.00
    SIEMENS CFSNFPA2N

    SIEMENS

    CFSNFPA2N

    SWITCH DISCONNECT, NFPA79 KIT, 30-200A, 100/200K NFPA79 KIT , CFSNFPA2N
    ✓ IN STOCK!
    CAN$472.00 Buy Surplus As Low As CAN$284.00
    CAN$284.00
    SIEMENS B220AFC

    SIEMENS

    B220AFC

    BREAKERR BAF AFCI 2P 240V 20A 10KA, BREAKER 2P 120/240V 10K BAF CAFCI , B220AFC
    ✓ IN STOCK!
    CAN$573.00 Buy Surplus As Low As CAN$344.00
    CAN$344.00
    Repair Yours Contact Us
    ASEA BROWN BOVERI 11170914

    ASEA BROWN BOVERI

    11170914

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 6 AMP, 1 POLE+N, 230VAC, C-CURVE, SCREW TYPE TERMINAL, DIN RAIL MOUNT, DS651C6/0.03
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$95.83
    CAN$95.83
    SIEMENS 5SN1-NG10A

    SIEMENS

    5SN1-NG10A

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 10 AMP, 1 POLE, 220/380VAC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$110.35
    CAN$110.35
    SIEMENS 5SN1-NG16A

    SIEMENS

    5SN1-NG16A

    INVALID-CIRCUIT BREAKER 16AMP 220/380VAC 1-POLE
    ✓ IN STOCK!
    CAN$116.16 Buy Surplus As Low As CAN$69.70
    CAN$69.70
    Repair Yours Contact Us
    RITTAL 3040.000

    RITTAL

    3040.000

    DISCONTINUED BY MANUFACTURER, BUSBAR ADAPTOR, 50 AMP, 690 V, DINRAIL MOUNTABLE
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$23.74
    CAN$23.74
    ETA ENGINEERING TECHNOLOGY 3600-P10-SI-2A

    ETA ENGINEERING TECHNOLOGY

    E-T-A CIRCUIT BREAKERS

    3600-P10-SI-2A

    SINGLE POLE THERMAL-MAGNETIC CIRCUIT BREAKER WITH TEASE-FREE, TRIP-FREE, SNAP ACTION MECHANISM AND TWO BUTTON OPERATION (M-TYPE TM CBE TO EN 60934). DESIGNED FOR PLUG-IN MOUNTING WITH E-T-A ...
    ✓ IN STOCK!
    CAN$158.27 Buy Surplus As Low As CAN$72.02
    CAN$72.02
    Repair Yours Contact Us
    AMERICAN CIRCUIT BREAKER NA220

    AMERICAN CIRCUIT BREAKER

    NA220

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 20AMP, 2POLE, 120/240VAC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$38.38
    CAN$38.38
    SPRECHER & SCHUH KTU7-D-DB-45-4

    SPRECHER & SCHUH

    KTU7-D-DB-45-4

    COMPACT BUSBAR, 45 MM, 600VAC, 64A
    ✓ IN STOCK!
    CAN$116.12 Buy Surplus As Low As CAN$83.84
    CAN$83.84
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