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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 51-100 of 873.
    GENERAL ELECTRIC SCOM1G

    GENERAL ELECTRIC

    SCOM1G

    DISCONTINUED BY MANUFACTURER, DISCONNECT MECHANISM, LINEAR LEVER HANDLE, FLEXIBLE CABLE HANDLE TO DEVICE CONNECTION, BREAKER MOUNT, NEMA 4X/3R/12, FOR TDF/TDR/TDM/SG600 FRAME CIRCUIT BREAKER ...
    ✓ IN STOCK!
    Buy Surplus As Low As $439.04
    $439.04
    EATON CORPORATION E30KLA2

    EATON CORPORATION

    CUTLER HAMMER

    E30KLA2

    CONTACT BLOCK, 1NC, 600VAC, 250VDC, PRESSURE TERMINALS
    ✓ IN STOCK!
    $57.32 Buy Surplus As Low As $34.78
    $34.78
    ALLEN BRADLEY 1492-CB3G500-N

    ALLEN BRADLEY

    1492-CB3G500-N

    DISCONTINUED BY MANUFACTURER 12/01/2007, CIRCUIT BREAKER, 50A, 3POLE, 480VAC/65VDC, W/NEUTRAL
    ✓ IN STOCK!
    Buy Surplus As Low As $193.89
    $193.89
    Repair Yours $300.00
    ALLEN BRADLEY 1492-CB2-G015

    ALLEN BRADLEY

    1492-CB2-G015

    MINIATURE CIRCUIT BREAKER, 2 POLES, MAGNETIC TRIP RANGE 6...10 X RATED CURRENT (AC), 1.5 A, 1492 ENERGY LIMITING
    ✓ IN STOCK!
    Buy Surplus As Low As $18.00
    $18.00
    Repair Yours $300.00
    ALLEN BRADLEY 1492-CB1H005

    ALLEN BRADLEY

    1492-CB1H005

    DISCONTINUED BY MANUFACTURER, MINIATURE CIRCUIT BREAKER, 0.5 AMP, 1 POLE, 277 VAC, 1 PH, 1492 ENERGY LIMITING
    ✓ IN STOCK!
    Buy Surplus As Low As $26.96
    $26.96
    ALLEN BRADLEY 1492-CB1G500

    ALLEN BRADLEY

    1492-CB1G500

    DISCONTINUED BY MANUFACTURER 12/01/2007, CIRCUIT BREAKER, 50 AMP, 10 HP, 1 POLE, 277 VAC, MAGNETIC TRIP RANGE 6-10
    ✓ IN STOCK!
    Buy Surplus As Low As $92.84
    $92.84
    ALLEN BRADLEY 1492-CB1G100-N

    ALLEN BRADLEY

    1492-CB1G100-N

    DISCONTINUED BY MANUFACTURER 12/01/2007, CIRCUIT BREAKER, MINIATURE, ENERGY LIMITING, 1 POLE, MAGNETIC TRIP RANGE 6...10 X RATED CURRENT (AC), 10.0 A
    ✓ IN STOCK!
    Buy Surplus As Low As $62.35
    $62.35
    EATON CORPORATION CH350

    EATON CORPORATION

    CUTLER HAMMER

    CH350

    CIRCUIT BREAKER, THERMAL MAGNETIC, TYPE CH, 3/4-INCH STANDARD CIRCUIT BREAKER, 50 AMP, 120/240 VAC, 3 POLE, MAGNETIC TRIP, 10 KA BREAKING CAPACITY, 14-6 AWG
    ✓ IN STOCK!
    $143.09 Buy Surplus As Low As $85.85
    $85.85
    Repair Yours $300.00
    EATON CORPORATION CH320

    EATON CORPORATION

    CUTLER HAMMER

    CH320

    CIRCUIT BREAKER, TYPE CH, 20AMP, 3POLE, 120/240V, 10KA INTERRUPTING CURRENT, COMMON TRIP, 3/4" STANDARD, AWG CU/AL
    ✓ IN STOCK!
    $140.38 Buy Surplus As Low As $84.23
    $84.23
    Repair Yours $300.00
    EATON CORPORATION CH150

    EATON CORPORATION

    CUTLER HAMMER

    CH150

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, TYPE: CH, CLASS: CTL, 50 AMP, 1 POLE, 120/240V, 10K
    ✓ IN STOCK!
    Buy Surplus As Low As $11.44
    $11.44
    CHALLENGER BKRA120

    CHALLENGER

    BKRA120

    CIRCUIT BREAKER 20 AMP 1 POLE
    ✓ IN STOCK!
    $38.70 Buy Surplus As Low As $14.48
    $14.48
    ASEA BROWN BOVERI S4NQ250BWU4

    ASEA BROWN BOVERI

    S4NQ250BWU4

    CIRCUIT BREAKER 250AMP 600VAC IC-AT-480VAC-25KA
    ✓ IN STOCK!
    $2,770.63 Buy Surplus As Low As $1,662.38
    $1,662.38
    Repair Yours $1,366.11
    ASEA BROWN BOVERI S281-K16

    ASEA BROWN BOVERI

    S281-K16

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 16 AMP, 1 POLE, 277/480 VC
    ✓ IN STOCK!
    Buy Surplus As Low As $40.45
    $40.45
    ASEA BROWN BOVERI S272-K10A

    ASEA BROWN BOVERI

    S272-K10A

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER,10 AMP, 2 POLE, 277/480 VAC, K-CURVE
    ✓ IN STOCK!
    Buy Surplus As Low As $86.40
    $86.40
    ASEA BROWN BOVERI S271-K10

    ASEA BROWN BOVERI

    S271-K10

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 10AMP, 1POLE, 270/480VAC
    ✓ IN STOCK!
    Buy Surplus As Low As $67.36
    $67.36
    ALLEN BRADLEY 140U-H6C3-C50

    ALLEN BRADLEY

    140U-H6C3-C50

    DISCONTINUED BY MANUFACTURER, MOLDED CASE CIRCUIT BREAKER, 140U SERIES, H-FRAME, 60-69 KA, FIXED THERMAL/FIXED MAGNETIC, 3-POLE, 50 A
    ✓ IN STOCK!
    Buy Surplus As Low As $197.75
    $197.75
    Repair Yours $300.00
    ASEA BROWN BOVERI S271-K1

    ASEA BROWN BOVERI

    S271-K1

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, MINIATURE, 1 AMP, 1 POLE, 240/415 VAC, K-CURVE, EF 361 9
    ✓ IN STOCK!
    Buy Surplus As Low As $12.48
    $12.48
    ALLEN BRADLEY 1492-SPU1B060

    ALLEN BRADLEY

    1492-SPU1B060

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 60AMP, 1POLE, 240VAC, 10KA
    ✓ IN STOCK!
    Buy Surplus As Low As $24.55
    $24.55
    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!
    $3,066.17 Buy Surplus As Low As $903.83
    $903.83
    Repair Yours $300.00
    GENERAL ELECTRIC TED113020WL

    GENERAL ELECTRIC

    TED113020WL

    CIRCUIT BREAKER, THERMAL MAGNETIC, 20 AMP, 1 POLE, 277 VAC, 50/60 HZ, LINE AND LOAD LUG, PLASTIC MATERIAL, 10-50 DEG CELSIUS TEMPERATURE, 12-10 AWG
    ✓ IN STOCK!
    $1,288.00 Buy Surplus As Low As $343.61
    $343.61
    Repair Yours $300.00
    GENERAL ELECTRIC TED113020

    GENERAL ELECTRIC

    TED113020

    CIRCUIT BREAKER, 20 AMP, 1 POLE, 277 VAC
    ✓ IN STOCK!
    $1,077.55 Buy Surplus As Low As $97.97
    $97.97
    GENERAL ELECTRIC TEC36015

    GENERAL ELECTRIC

    TEC36015

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, MAG-BREAK, TYPE TEC, 3 POLE, 3 PHASE, 15 AMPS, 600 VAC, 10KA @ 480V, STANDARD INTERRUPT, FEED-THRU, LINE & LOAD SIDE LUGS, 72-198 AMP MAGNETIC ...
    ✓ IN STOCK!
    Buy Surplus As Low As $1,378.72
    $1,378.72
    Repair Yours $1,095.00
    SIEMENS P1520

    SIEMENS

    ITE SIEMENS

    P1520

    CIRCUIT BREAKER 20AMP 1POLE 120V PUSHMATIC
    ✓ IN STOCK!
    $101.88 Buy Surplus As Low As $61.13
    $61.13
    Repair Yours $300.00
    SIEMENS P120

    SIEMENS

    ITE SIEMENS

    P120

    CIRCUIT BREAKER, P120, 20AMP, 1POLE, 120/240VAC
    ✓ IN STOCK!
    Buy Surplus As Low As $44.11
    $44.11
    SIEMENS JD63F400

    SIEMENS

    ITE SIEMENS

    JD63F400

    CIRCUIT BREAKER, 400AMP, 3POLE, 600VAC, FRAME ONLY, NO LUGS, NO TRIP UNIT
    ✓ IN STOCK!
    $900.00 Buy Surplus As Low As $649.22
    $649.22
    Repair Yours $539.00
    GENERAL ELECTRIC DLTGBCP4

    GENERAL ELECTRIC

    DLTGBCP4

    BUS BAR COUPLING SET 1BAR W/4CONNECTORS
    ✓ IN STOCK!
    $106.00 Buy Surplus As Low As $40.53
    $40.53
    EEC AEG MSS-AU024

    EEC AEG

    MSS-AU024

    DISCONTINUED BY MANUFACTURER, THERMISTOR TRIPPING UNIT 1CHANGE-OVER 24V
    ✓ IN STOCK!
    Buy Surplus As Low As $188.98
    $188.98
    Repair Yours $300.00
    EEC AEG ME81S-C13

    EEC AEG

    ME81S-C13

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 13AMP, 1POLE, C-CURVE, 10KA
    ✓ IN STOCK!
    Buy Surplus As Low As $21.47
    $21.47
    SIEMENS ED61B015

    SIEMENS

    ITE SIEMENS

    ED61B015

    ED61B015 CIRCUIT BREAKER, 15A, ED, CIRCUIT BREAKER, 347V, 15 AMP
    ✓ IN STOCK!
    $1,391.17 Buy Surplus As Low As $695.28
    $695.28
    Repair Yours $582.99
    SIEMENS ED22B040

    SIEMENS

    ED22B040

    MOLDED CASE CIRCUIT BREAKER, SENTRON SERIES, THERMAL MAGNETIC, STANDARD RATING, TYPE ED, 240 VAC, 2 POLE, STANDARD 40 DEGREES C BREAKER, 40 AMP
    ✓ IN STOCK!
    $1,053.00 Buy Surplus As Low As $84.53
    $84.53
    Repair Yours Contact Us
    SIEMENS ED22B015

    SIEMENS

    ITE SIEMENS

    ED22B015

    CIRCUIT BREAKER, 15 AMP, 2 POLE, 240 VAC
    ✓ IN STOCK!
    $275.99 Buy Surplus As Low As $137.55
    $137.55
    Repair Yours $300.00
    SIEMENS B370

    SIEMENS

    ITE SIEMENS

    B370

    BREAKER, 70AMP, 3POLE, 240V, BLACK
    ✓ IN STOCK!
    $117.85 Buy Surplus As Low As $70.71
    $70.71
    Repair Yours $300.00
    SIEMENS 3VU1300-2ML00

    SIEMENS

    FURNAS ELECTRIC CO

    3VU1300-2ML00

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 80 AMP, 3 POLE, 415V
    ✓ IN STOCK!
    Buy Surplus As Low As $76.94
    $76.94
    FUJI ELECTRIC SA32B

    FUJI ELECTRIC

    SA32B

    INVALID PART NUMBER DO NOT USE
    ✓ IN STOCK!
    Buy Surplus As Low As $150.00
    $150.00
    EATON CORPORATION FDB3015L

    EATON CORPORATION

    CUTLER HAMMER

    FDB3015L

    MOLDED CASE CIRCUIT BREAKER, C SERIES, F-FRAME, 600 VAC, 250 VDC, 3-POLE, 15 AMP, LINE AND LOAD TERMINALS
    ✓ IN STOCK!
    $817.02 Buy Surplus As Low As $346.13
    $346.13
    Repair Yours $287.29
    SIEMENS QF115

    SIEMENS

    ITE SIEMENS

    QF115

    CIRCUIT BREAKER, 10 KA, 15 AMP, 1 POLE, 120 V, QPF, GFCI, 5 MA, PLUG-IN
    ✓ IN STOCK!
    $82.48 Buy Surplus As Low As $35.40
    $35.40
    SIEMENS Q120

    SIEMENS

    ITE SIEMENS

    Q120

    CIRCUIT BREAKER, TYPE QP, 1-POLE, 1-PHASE, 20 AMP, 120 VAC, 10 KA @ 120 V, PLUG IN, THERMAL MAGNETIC, (AKA QP120)
    ✓ IN STOCK!
    $7.58 Buy Surplus As Low As $4.15
    $4.15
    SIEMENS P1515

    SIEMENS

    ITE SIEMENS

    P1515

    PUSHMATIC, CIRCUIT BREAKER, 15 AMP, 2 POLE, 120/240 VAC
    ✓ IN STOCK!
    $83.89 Buy Surplus As Low As $50.33
    $50.33
    Repair Yours Contact Us
    GENERAL ELECTRIC CR72AXCB5

    GENERAL ELECTRIC

    CR72AXCB5

    BUS BAR 15POS 63AMP 600V
    ✓ IN STOCK!
    Buy Surplus As Low As $9.16
    $9.16
    EEC AEG ME82S-C10

    EEC AEG

    ME82S-C10

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 10 AMP, 2 POLE, C-CURVE, 10 KA
    ✓ IN STOCK!
    Buy Surplus As Low As $17.95
    $17.95
    SIEMENS ED63B020

    SIEMENS

    ITE SIEMENS

    ED63B020

    CIRCUIT BREAKER, SENTRON, TYPE ED, 3 POLE, 20 AMP, 600 VAC, 25 KAIC @ 480V
    ✓ IN STOCK!
    $780.00 Buy Surplus As Low As $468.00
    $468.00
    Repair Yours $300.00
    SIEMENS ED43B100

    SIEMENS

    ED43B100

    CIRCUIT BREAKER, 100 AMP, 3 POLE, 480 VAC, 50/60 HZ, CAL BASE 40C
    ✓ IN STOCK!
    $836.67 Buy Surplus As Low As $375.50
    $375.50
    Repair Yours $300.00
    SIEMENS BF1-B030

    SIEMENS

    ITE SIEMENS

    BF1-B030

    MOLDED CASE CIRCUIT BREAKER, GROUND FAULT, TYPE: BQF, 1 POLE, 30 AMPS, 120 VOLTS
    ✓ IN STOCK!
    $400.00 Buy Surplus As Low As $285.71
    $285.71
    Repair Yours $300.00
    SIEMENS B230

    SIEMENS

    ITE SIEMENS

    B230

    CIRCUIT BREAKER, THERMAL/MAGNETIC CUR RTG, 30A, 2 POLE, 120/240V, 10KAIC, BL SERIES
    ✓ IN STOCK!
    $126.24 Buy Surplus As Low As $19.25
    $19.25
    Repair Yours Contact Us
    SIEMENS 5SG7713

    SIEMENS

    ITE SIEMENS

    5SG7713

    DISCONTINUED BY MANUFACTURER 01/01/2011, SWITCH FUSE, FOR NEOZED FUSE LINK, 2-16 AMP, 1 POLE, 230/400 VAC, DIN RAIL MOUNT, SUCCESSOR: 5SG7611-0KK16
    ✓ IN STOCK!
    Buy Surplus As Low As $20.79
    $20.79
    EATON CORPORATION FDB3100

    EATON CORPORATION

    CUTLER HAMMER

    FDB3100

    CUTLER HAMMER FDB3100 100 AMP, 3-POLE SERIES C NEMA F-FRAME MOLDED CASE CIRCUIT BREAKER, TYPE FDB, CABLE IN/CABLE OUT, 14 KAIC, 600 VAC, 250 VDC, FIXED THERMAL-MAGNETIC TRIP. INCLUDES: LOAD ...
    ✓ IN STOCK!
    $1,124.94 Buy Surplus As Low As $436.18
    $436.18
    Repair Yours $373.23
    EATON CORPORATION FDB3060L

    EATON CORPORATION

    CUTLER HAMMER

    FDB3060L

    MOLDED CASE CIRCUIT BREAKER, C SERIES, F-FRAME, 600 VAC, 250 VDC, 3-POLE, 60 AMP, LINE AND LOAD TERMINALS
    ✓ IN STOCK!
    $1,112.00 Buy Surplus As Low As $455.80
    $455.80
    Repair Yours $300.00
    SIEMENS 50ZAC2

    SIEMENS

    FURNAS ELECTRIC CO

    50ZAC2

    DISCONTINUED BY MANUFACTURER, PRODUCT DISCONTINUED SINCE: 08/04/2020, CONTACT BLOCK, DUBLEX, PUSH BUTTON KIT, 1NO/1NC
    ✓ IN STOCK!
    Buy Surplus As Low As $96.64
    $96.64
    SIEMENS 3RV1915-1C

    SIEMENS

    FURNAS ELECTRIC CO

    3RV1915-1C

    DISCONTINUED BY MANUFACTURER, BUSSBAR, AUXILIARY LINE SIDE FEEDER, W/OUT SIDE MTD ACCESS, 12 POLE, 63AMP, 690V
    ✓ IN STOCK!
    Buy Surplus As Low As $24.72
    $24.72
    SIEMENS 3RV1021-1FA10

    SIEMENS

    FURNAS ELECTRIC CO

    3RV1021-1FA10

    DISCONTINUED BY MANUFACTURER 10/01/2019, CIRCUIT BREAKER, SIZE S0, 3.5-5 AMP, 3 POLE, 400/690 VAC, 50/60 HZ, SCREW TERMINALS, DIN-RAIL MOUNT
    ✓ IN STOCK!
    Buy Surplus As Low As $179.96
    $179.96
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