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 301-350 of 859.
    GENERAL ELECTRIC THQL32030

    GENERAL ELECTRIC

    THQL32030

    CIRCUIT BREAKER, Q LINE, 10 KAIC, 1 INCH PLUG-IN, 3 POLE, 240 V, 30 AMP
    ✓ IN STOCK!
    $268.42 Buy Surplus As Low As $159.28
    $159.28
    GENERAL ELECTRIC THQC2130WL

    GENERAL ELECTRIC

    THQC2130WL

    CIRCUIT BREAKER, 30AMP, 2P, 120/240VAC, 10K IC, W/LUGS
    ✓ IN STOCK!
    $42.53 Buy Surplus As Low As $25.52
    $25.52
    GENERAL ELECTRIC THQC1120WL

    GENERAL ELECTRIC

    THQC1120WL

    CIRCUIT BREAKER, Q-LINE SERIES, 20AMP, 1 POLE, 120/240V,10 KAIC, LUG IN/LUG OUT
    ✓ IN STOCK!
    $67.13 Buy Surplus As Low As $40.28
    $40.28
    Repair Yours Contact Us
    GENERAL ELECTRIC TGL1

    GENERAL ELECTRIC

    TGL1

    EQUIPMENT GROUND KIT, 3 BARREL, 6-4 AWG ALUMINUM, USE WITH 30-60 AMP SPEC-SETTER SAFETY SWITCH
    ✓ IN STOCK!
    $17.79 Buy Surplus As Low As $10.67
    $10.67
    GENERAL ELECTRIC SRPG600A600

    GENERAL ELECTRIC

    SRPG600A600

    CIRCUIT BREAKER TRIP, 600A RATING, PLUG, 3 POLES
    ✓ IN STOCK!
    $210.00 Buy Surplus As Low As $126.00
    $126.00
    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 $59.42
    $59.42
    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 $8.86
    $8.86
    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 $69.38
    $69.38
    SIEMENS BQ3B050

    SIEMENS

    ITE SIEMENS

    BQ3B050

    CIRCUIT BREAKER, BQ, 3POLE, 240V, 50AMP, 10K
    ✓ IN STOCK!
    $386.89 Buy Surplus As Low As $232.13
    $232.13
    Repair Yours Contact Us
    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!
    $228.23 Buy Surplus As Low As $173.45
    $173.45
    Repair Yours Contact Us
    SIEMENS P250

    SIEMENS

    ITE SIEMENS

    P250

    DISCONTINUED BY MANUFACTURER,CIRCUIT BREAKER, 50AMP, 2POLE, 240V, PUSHMATIC
    ✓ IN STOCK!
    Buy Surplus As Low As $80.58
    $80.58
    SIEMENS P2100

    SIEMENS

    ITE SIEMENS

    P2100

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 100AMP, 2 POLE, PUSHMATIC
    ✓ IN STOCK!
    $231.00 Buy Surplus As Low As $179.47
    $179.47
    Repair Yours Contact Us
    SIEMENS 3RV1021-4AA10

    SIEMENS

    3RV1021-4AA10

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, SIZE S0, MOTOR PROTECTION, CLASS 10, 11-16 AMP, SCREW TERMINALS, (SUCCESSOR 3RV2021-4AA10)
    ✓ IN STOCK!
    Buy Surplus As Low As $98.47
    $98.47
    EATON CORPORATION CHB-120GF

    EATON CORPORATION

    CUTLER HAMMER

    CHB-120GF

    DISCONTINUED BY MANUFACTURER, GROUND FAULT CIRCUIT BREAKER, 20 AMP, 1-POLE, 120/240 VAC, 10 KAIC
    ✓ IN STOCK!
    Buy Surplus As Low As $285.31
    $285.31
    Repair Yours Contact Us
    GENERAL ELECTRIC TEY320

    GENERAL ELECTRIC

    TEY320

    CIRCUIT BREAKER, Q-LINE, TYPE TEY, 3 POLE, 3 PHASE, 20 AMP, 277/480V, 14KAIC @ 480V, STANDARD INTERRUPT, BOLT-ON, THERMAL MAGNETIC
    ✓ IN STOCK!
    $318.35 Buy Surplus As Low As $166.76
    $166.76
    Repair Yours Contact Us
    GENERAL ELECTRIC SRPF250A150

    GENERAL ELECTRIC

    SRPF250A150

    CIRCUIT BREAKER RATING PLUG, 150AMP
    ✓ IN STOCK!
    $180.00 Buy Surplus As Low As $108.00
    $108.00
    SIEMENS 3RV1021-4CA10

    SIEMENS

    FURNAS ELECTRIC CO

    3RV1021-4CA10

    DISCONTINUED BY MANUFACTURER 01/10/2019, CIRCUIT BREAKER, FOR MOTOR PROTECTION, 17-22 AMP SHORT-CIRCUIT RELEASE, CLASS 10, SCREW TERMINAL, STANDARD SWITCHING CAPACITY, REPLACED BY 3RV2021-4C ...
    ✓ IN STOCK!
    Buy Surplus As Low As $243.25
    $243.25
    Repair Yours Contact Us
    SIEMENS 3RV1011-1GA10

    SIEMENS

    3RV1011-1GA10

    CIRCUIT BREAKER, FOR MOTOR PROTECTION, SIZE: S00, 3 POLE, 4.5-6.3 AMP, 690 VAC, 50/60 HZ, SCREW TYPE TERMINAL, DIN RAIL MOUNT, -20 TO +60 DEGREES C, IP20
    ✓ IN STOCK!
    $320.00 Buy Surplus As Low As $211.20
    $211.20
    SIEMENS 3RV1011-1DA10

    SIEMENS

    FURNAS ELECTRIC CO

    3RV1011-1DA10

    CIRCUIT BREAKER, 2.2-3.2 AMP, 690 VAC, 3 POLE, 1.1 KW S00 FOR MOTOR PROTECTION CLASS 10
    ✓ IN STOCK!
    $336.00 Buy Surplus As Low As $221.76
    $221.76
    Repair Yours Contact Us
    FEDERAL PACIFIC ELECTRIC NJL631400

    FEDERAL PACIFIC ELECTRIC

    NJL631400

    DISCONTINUED BY MANUFACTURER, MOLDED CASE CIRCUIT BREAKER, 400AMP, 3POLE, 600VAC
    ✓ IN STOCK!
    Buy Surplus As Low As $75.59
    $75.59
    Repair Yours Contact Us
    FEDERAL PACIFIC ELECTRIC NEF431100

    FEDERAL PACIFIC ELECTRIC

    NEF431100

    CIRCUIT BREAKER, VOLTAGE RATING: 480VAC, CURRENT RATING: 100AMP, 3 POLE
    ✓ IN STOCK!
    $928.59 Buy Surplus As Low As $482.39
    $482.39
    Repair Yours Contact Us
    EATON CORPORATION CHB115GF

    EATON CORPORATION

    CUTLER HAMMER

    CHB115GF

    CIRCUIT BREAKER, 15AMP, 1POLE, GROUND FAULT INTERRUPT
    ✓ IN STOCK!
    $152.00 Buy Surplus As Low As $116.00
    $116.00
    Repair Yours Contact Us
    GENERAL ELECTRIC THED136030WL

    GENERAL ELECTRIC

    THED136030WL

    CIRCUIT BREAKER, 30 AMP, 3 POLE, 600 VAC, W/LUGS
    ✓ IN STOCK!
    $673.14 Buy Surplus As Low As $403.89
    $403.89
    Repair Yours Contact Us
    GENERAL ELECTRIC TEY330

    GENERAL ELECTRIC

    TEY330

    CIRCUIT BREAKER, 30 AMP, 3 POLE, 480 VAC / 277 VAC, Q-LINE, TYPE TEY, 3P, 3PH, 30A, 277/480V, 14KA@480V, STANDARD INTERRUPTING CAPACITY, 40C, BOLT-ON, THERMAL MAGNETIC MOLDED CASE CIRCUIT BR ...
    ✓ IN STOCK!
    $386.85 Buy Surplus As Low As $232.11
    $232.11
    GENERAL ELECTRIC TED134015WL

    GENERAL ELECTRIC

    TED134015WL

    CIRCUIT BREAKER, E150-LINE STYLE, TED TYPE, THERMAL MAGNETIC TRIP, 3 POLE, 15 AMP, 3 PHASE, 480 VAC/250 VDC RATING, 18KA@480V
    ✓ IN STOCK!
    $658.66 Buy Surplus As Low As $395.19
    $395.19
    Repair Yours Contact Us
    EATON CORPORATION HFB3040L

    EATON CORPORATION

    CUTLER HAMMER

    HFB3040L

    40A 3P CKT BRKR
    ✓ IN STOCK!
    $441.94 Buy Surplus As Low As $224.37
    $224.37
    Repair Yours Contact Us
    EATON CORPORATION 8MC600

    EATON CORPORATION

    CUTLER HAMMER

    8MC600

    (PRICE/EA), RATING PLUG, TYPE MC, FIXED, 600A, 8MC600
    ✓ IN STOCK!
    $257.71 Buy Surplus As Low As $154.62
    $154.62
    ASEA BROWN BOVERI S273-K20

    ASEA BROWN BOVERI

    S273-K20

    CIRCUIT BREAKER, 20 AMP, 3 POLE, 277/480 VAC, K-CURVE, DIN RAIL MOUNT, IP20
    ✓ IN STOCK!
    $253.38 Buy Surplus As Low As $62.29
    $62.29
    SIEMENS CQD370

    SIEMENS

    CQD370

    CIRCUIT BREAKER, CQD SERIES, TYPE CQD, THERMAL MAGNETIC, STANDARD INTERRUPTING CAPACITY, 3 POLE, 3 PHASE, 70 AMP, 277/480 VAC , CQD370 , CQD370
    ✓ IN STOCK!
    $295.27 Buy Surplus As Low As $177.16
    $177.16
    Repair Yours Contact Us
    EATON CORPORATION GMCP015E0C

    EATON CORPORATION

    CUTLER HAMMER

    GMCP015E0C

    MOTOR CIRCUIT PROTECTOR/CIRCUIT BREAKER, SERIES C, G-FRAME, MAGNETIC ONLY TRIP TYPE, 75-150 AMP TRIP RATING, 15 AMP, 3 POLE, 480 VAC, 35 KAIC @ 480 VAC, COPPER, LINE AND LOAD TERMINALS, MOTO ...
    ✓ IN STOCK!
    $690.46 Buy Surplus As Low As $414.28
    $414.28
    Repair Yours Contact Us
    SIEMENS SMFH20

    SIEMENS

    ITE SIEMENS

    SMFH20

    THERMAL OVERLOAD UNIT, HEATING ELEMENT, MANUAL MOTOR CONTROL, 1.05-1.16 FULL LOAD AMPS, FOR USE WITH OVERLOAD RELAYS & MOTORS , SMFH20
    ✓ IN STOCK!
    $22.91 Buy Surplus As Low As $15.12
    $15.12
    Repair Yours Contact Us
    SIEMENS P1520

    SIEMENS

    ITE SIEMENS

    P1520

    CIRCUIT BREAKER 20AMP 1POLE 120V PUSHMATIC
    ✓ IN STOCK!
    $96.76 Buy Surplus As Low As $58.05
    $58.05
    Repair Yours Contact Us
    SIEMENS P120

    SIEMENS

    ITE SIEMENS

    P120

    CIRCUIT BREAKER, P120, 20AMP, 1POLE, 120/240VAC
    ✓ IN STOCK!
    Buy Surplus As Low As $57.22
    $57.22
    GENERAL ELECTRIC DH321R

    GENERAL ELECTRIC

    DH321R

    BUS PLUG, TYPE DH, 3 PHASE, 3 WATT, 240 VAC, 30 AMP, 200 KA @ 2400 V, UNDEFINED, FUSIBLE
    ✓ IN STOCK!
    $1,966.11 Buy Surplus As Low As $215.25
    $215.25
    Repair Yours Contact Us
    EATON CORPORATION EB3100

    EATON CORPORATION

    CUTLER HAMMER

    EB3100

    THERMAL-MAGNETIC CIRCUIT BREAKER, WITH NON-INTERCHANGEABLE TRIP UNIT, TYPE EB, 3 POLE, 240 VAC / 125/250 VDC, 100 AMP RATING, STANDARD
    ✓ IN STOCK!
    $613.64 Buy Surplus As Low As $210.00
    $210.00
    Repair Yours Contact Us
    ALLEN BRADLEY 1492-SP3D300

    ALLEN BRADLEY

    1492-SP3D300

    DISCONTINUED BY MANUFACTURER 2014-04-29, MINIATURE CIRCUIT BREAKER, SUPPLEMENTARY PROTECTOR, 3 POLE, 30 A, D CURVE, 480Y/277 VAC MAX US, 415 VAC MAX IEC
    ✓ IN STOCK!
    Buy Surplus As Low As $188.38
    $188.38
    WESTINGHOUSE QBGF1015

    WESTINGHOUSE

    QBGF1015

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 15AMP, 1POLE, 120VAC, 5MA SENSITIVITY, GROUND FAULT, REPLACED BY QBGFT1015
    ✓ IN STOCK!
    Buy Surplus As Low As $86.21
    $86.21
    WESTINGHOUSE EHB1020

    WESTINGHOUSE

    EHB1020

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 20 AMP, 1 POLE, 277 VAC
    ✓ IN STOCK!
    Buy Surplus As Low As $17.77
    $17.77
    SIEMENS ED63B045

    SIEMENS

    ITE SIEMENS

    ED63B045

    BRKR ED6 3P 600V 45A, ED STD INTER TM BRKR, MOLDED CASE CIRCUIT BREAKERS , ED63B045 , ED63B045
    ✓ IN STOCK!
    $716.35 Buy Surplus As Low As $414.85
    $414.85
    Repair Yours Contact Us
    SIEMENS ED22B015L

    SIEMENS

    ED22B015L

    MOLDED CASE CIRCUIT BREAKER, SENTRON SERIES, THERMAL MAHNETIC, STANDARD RATING, TYPE ED, 240 VAC, 2 POLE, STANDARD 40 DEGREES C BREAKER, 15 AMP
    ✓ IN STOCK!
    $240.70 Buy Surplus As Low As $148.44
    $148.44
    Repair Yours Contact Us
    SIEMENS QF115

    SIEMENS

    ITE SIEMENS

    QF115

    CIRCUIT BREAKER, 10 KA, 15 AMP, 1 POLE, 120 V, QPF, GFCI, 5 MA, PLUG-IN
    ✓ IN STOCK!
    $90.93 Buy Surplus As Low As $39.03
    $39.03
    EATON CORPORATION QBGF1020

    EATON CORPORATION

    CUTLER HAMMER

    QBGF1020

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 20AMP, 1POLE, 120VAC, GROUND FAULT
    ✓ IN STOCK!
    Buy Surplus As Low As $132.20
    $132.20
    Repair Yours Contact Us
    EATON CORPORATION CSR2150N

    EATON CORPORATION

    CUTLER HAMMER

    CSR2150N

    CUTLER HAMMER,EATON, CSR SERIES, TYPE CSR, MAIN BREAKER, 2P, 1PH, 150A, 240V, 25KA@240V, STANDARD INTERRUPTING CAPACITY, PLUG-IN, FOR USE IN TYPE ECB UNIT ENCLOSURES, THERMAL MAGNETIC, MOLDE ...
    ✓ IN STOCK!
    $263.92 Buy Surplus As Low As $158.35
    $158.35
    Repair Yours Contact Us
    SIEMENS P215

    SIEMENS

    ITE SIEMENS

    P215

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, TYPE P, 2 POLE, 1 PHASE, 240 VAC, 15 AMP
    ✓ IN STOCK!
    Buy Surplus As Low As $20.80
    $20.80
    Repair Yours Contact Us
    SIEMENS P2020

    SIEMENS

    ITE SIEMENS

    P2020

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, PUSHMATIC, THERMAL MAGNETIC TRIP, 1 POLE-TWIN, 120 VAC, 20/20 AMP
    ✓ IN STOCK!
    Buy Surplus As Low As $77.30
    $77.30
    EATON CORPORATION 1288C74G03

    EATON CORPORATION

    CUTLER HAMMER

    1288C74G03

    AUXILIARY SWITCH, CIRCUIT BREAKER ACCESSORY, FOR GMCP BREAKERS, FRAME J-K, 6 AMP, 240 V, 1A-1B CONTACT CONFIGURATION
    ✓ IN STOCK!
    $563.35 Buy Surplus As Low As $246.89
    $246.89
    SIEMENS BQ3B020

    SIEMENS

    ITE SIEMENS

    BQ3B020

    MOLDED CASE THERMAL MAGNETIC. BQ FRAME. 240 VAC AT 60 HZ. 20 AMPERE AT 40 DEG C. 3 POLE. INTERRUPTING RATING 10 KILOAMPERE. TERMINAL LOAD LUG. SIZE 3 INCH W X 3 INCH D X 3-3/4 INCH H. BQ MOD ...
    ✓ IN STOCK!
    $138.86 Buy Surplus As Low As $80.83
    $80.83
    Repair Yours Contact Us
    SIEMENS Q360H

    SIEMENS

    Q360H

    Q360H CIRCUIT BREAKER, 60A, Q, CIRCUIT BREAKER, 240V, 60 AMP
    ✓ IN STOCK!
    $120.33 Buy Surplus As Low As $72.20
    $72.20
    Repair Yours Contact Us
    SIEMENS 3RV1031-4EA10

    SIEMENS

    3RV1031-4EA10

    DISCONTINUED BY MANUFACTURER 10/01/2020, CIRCUIT BREAKER, SIZE S2, MOTOR PROTECTION, CLASS 10, 22-32 AMP RELEASE, SCREW TERMINALS, STANDARD SWITCHING CAPACITY, (SUCCESSOR: 3RV2031-4EA10)
    ✓ IN STOCK!
    Buy Surplus As Low As $177.96
    $177.96
    Repair Yours Contact Us
    GENERAL ELECTRIC THQB32100

    GENERAL ELECTRIC

    THQB32100

    CIRCUIT BREAKER, Q LINE, 10 KAIC, BOLT-ON, 3 POLE, 240 V, 100 AMP
    ✓ IN STOCK!
    $734.68 Buy Surplus As Low As $381.87
    $381.87
    Previous Next
    2 3 4 5 6 7 8 9 10 11 12