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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 1-50 of 876.
    SCHNEIDER ELECTRIC A9N18579

    SCHNEIDER ELECTRIC

    SQUARE D

    A9N18579

    ADD-ON BLOCK, EARTH LEAKAGE, 4 POLE, 300 MA, CLASS A, VIGI C120
    ✓ IN STOCK!
    $389.00 Buy Surplus As Low As $296.00
    $296.00
    SIEMENS 5SY7310-7

    SIEMENS

    5SY7310-7

    CIRCUIT BREAKER, 3P, 480V, 10A, 5K, C-TRIP
    ✓ IN STOCK!
    $1,177.00 Buy Surplus As Low As $742.00
    $742.00
    Repair Yours $616.00
    SIEMENS 5SY7363-7

    SIEMENS

    5SY7363-7

    CIRCUIT BREAKER, 3P, 480V, 63A, 5K, C-TRIP, 5SY SUPPL.PROTECTORS, CONTROL CIRCUIT COMPONENTS
    ✓ IN STOCK!
    $769.00 Buy Surplus As Low As $585.00
    $585.00
    Repair Yours $384.00
    SCHNEIDER ELECTRIC A9F95216

    SCHNEIDER ELECTRIC

    SQUARE D

    A9F95216

    ACTI9 IC60L 2P 16A K MINIATURE CIRCUIT B
    ✓ IN STOCK!
    $90.95 Buy Surplus As Low As $49.63
    $49.63
    SCHNEIDER ELECTRIC A9N18384

    SCHNEIDER ELECTRIC

    SQUARE D

    A9N18384

    MINIATURE CIRCUIT-BREAKER, ACTI9, C120N, 2 POLE, 100 AMP, 415 VAC, 50/60 HZ, D CURVE, THERMAL-MAGNETIC, -0 TO +85 DEGREES, IP20
    ✓ IN STOCK!
    $297.00 Buy Surplus As Low As $179.00
    $179.00
    SCHNEIDER ELECTRIC A9R61440

    SCHNEIDER ELECTRIC

    SQUARE D

    A9R61440

    ACTI9 IID 4P 40A 30MA A-SI RESIDUAL CURRENT CIRCUIT BREAKER
    ✓ IN STOCK!
    $631.00 Buy Surplus As Low As $480.00
    $480.00
    SCHNEIDER ELECTRIC A9R41463

    SCHNEIDER ELECTRIC

    SQUARE D

    A9R41463

    EARTH LEAKAGE PROTECTOR, 4P, 63A, 415VAC; PRODUCT RANGE:IID SERIES; VOLTAGE RATING VAC:415VAC; VOLTAGE RATING V DC:-; CURRENT RATING:63A; NO. OF POLES:4 POLE; OVERLOAD CURRENT:1.5KA; INSULAT ...
    ✓ IN STOCK!
    $543.00 Buy Surplus As Low As $359.00
    $359.00
    SCHNEIDER ELECTRIC 33061

    SCHNEIDER ELECTRIC

    SQUARE D

    33061

    CIRCUIT BREAKER ACCESSORY, SDE CONTACT, D/O MANUAL NS
    ✓ IN STOCK!
    $68.57 Buy Surplus As Low As $21.03
    $21.03
    SCHNEIDER ELECTRIC A9F95220

    SCHNEIDER ELECTRIC

    SQUARE D

    A9F95220

    ACTI9 IC60L 2P 20A K MINIATURE CIRCUIT B
    ✓ IN STOCK!
    $104.36 Buy Surplus As Low As $35.94
    $35.94
    WESTINGHOUSE HMCP150T4C

    WESTINGHOUSE

    HMCP150T4C

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, HMCP, 150 AMP, 3 POLE, 600 V, 250 VDC
    ✓ IN STOCK!
    Buy Surplus As Low As $675.68
    $675.68
    Repair Yours $529.00
    SIEMENS 5SY7316-7

    SIEMENS

    5SY7316-7

    CIRCUIT BREAKER, 5KA, 3-P, C-TRIP, 16A, 5SY SUPPL.PROTECTORS, CONTROL CIRCUIT COMPONENTS
    ✓ IN STOCK!
    $348.00 Buy Surplus As Low As $209.00
    $209.00
    Repair Yours $300.00
    SIEMENS 5SX2204-7

    SIEMENS

    5SX2204-7

    DISCONTINUED BY MANUFACTURER, MINIATURE CIRCUIT BREAKER, 5SX2, 2 POLE, 480 VAC, 4 AMP, C TRIP CURVE, STANDARD, (5SX22-C4)
    ✓ IN STOCK!
    Buy Surplus As Low As $10.00
    $10.00
    SCHNEIDER ELECTRIC 18644

    SCHNEIDER ELECTRIC

    SQUARE D

    18644

    CIRCUIT BREAKER, SCHNEIDER ELECTRIC 18644 IMAGE MINIATURE, ACTI9, 3 POLE, 125 AMP, 690 VAC, 50/60 HZ, 375 VDC, C CURVE, THERMAL MAGNETIC, ON/OFF INDICATION, -40 TO +70 DEGREES C, IP20
    ✓ IN STOCK!
    $480.02 Buy Surplus As Low As $267.60
    $267.60
    SCHNEIDER ELECTRIC 18855

    SCHNEIDER ELECTRIC

    18855

    MINIATURE CIRCUIT-BREAKER, ACTI9 NG125L, 3P D 63A
    ✓ IN STOCK!
    $400.69 Buy Surplus As Low As $305.22
    $305.22
    SCHNEIDER ELECTRIC A9D67416

    SCHNEIDER ELECTRIC

    SQUARE D

    A9D67416

    COMPACT RESIDUAL CURRENT CIRCUIT BREAKER, IC60N RCBO 4P 16A 30MA C 6000A A
    ✓ IN STOCK!
    $329.42 Buy Surplus As Low As $251.44
    $251.44
    SCHNEIDER ELECTRIC 18802

    SCHNEIDER ELECTRIC

    18802

    MINIATURE CIRCUIT-BREAKER, ACTI9 NG125L, 3P C 25A
    ✓ IN STOCK!
    $357.66 Buy Surplus As Low As $236.65
    $236.65
    SCHNEIDER ELECTRIC 18724

    SCHNEIDER ELECTRIC

    SQUARE D

    18724

    CIRCUIT BREAKER, MINIATURE, ACTI9, 3 POLE, 16 AMP, 690 VAC, 50/60 HZ, C CURVE, THERMAL MAGNETIC, ON/OFF INDICATION, DIN RAIL MOUNT, -40 TO +70 DEGREES C, IP20
    ✓ IN STOCK!
    $299.84 Buy Surplus As Low As $199.00
    $199.00
    EATON CORPORATION CHQ115

    EATON CORPORATION

    CUTLER HAMMER

    CHQ115

    34" THERMAL MAGNETIC CIRCUIT BREAKERS, TYPE CHQ 34-INCH CLASSIFIED REPLACEMENT BREAKER, 15 A, 10 KAIC, SINGLE-POLE, 120240V, CHQ, 1 14-8 AWG, 2 14-10 AWG CUAL, CHQ, TYPE CH LOADCENTERS
    ✓ IN STOCK!
    $14.20 Buy Surplus As Low As $8.74
    $8.74
    EATON CORPORATION CH330

    EATON CORPORATION

    CUTLER HAMMER

    CH330

    CIRCUIT BREAKER, CH SERIES, TYPE CH, 3PH, 3P, 240V, 30A, 10KA@240V, PLUG-IN, COMPLETE WITH LI - LONG-TIME AND INSTANTANEOUS TRIP FUNCTIONS, THERMAL MAGNETIC, MOLDED CASE CIRCUIT BREAKER
    ✓ IN STOCK!
    $195.07 Buy Surplus As Low As $117.04
    $117.04
    Repair Yours $300.00
    EATON CORPORATION CH270

    EATON CORPORATION

    CUTLER HAMMER

    CH270

    CH THERMAL MAGNETIC CIRCUIT BREKER, TYPE CH 34-INCH STANDARD CIRCUIT BREAKER, 70 A, 10 KAIC, TWO-POLE, 120240V, CH, COMMON BREAKER TRIP, 14-2 AWG CUAL, CH, TYPE CH LOADCENTERS
    ✓ IN STOCK!
    $85.65 Buy Surplus As Low As $51.39
    $51.39
    Repair Yours $300.00
    EAO 704.410.0

    EAO

    704.410.0

    (PRICE/EA) SWITCH ACTUATOR; FOR USE WITH:EAO 04 SERIES SELECTOR SWITCHES; IP / NEMA RATING:-; PRODUCT RANGE:704 SERIES; ANGLE OF THROW:90°; COLLAR SHAPE:ROUND; CONTACT CURRENT MAX:10A; FRONT ...
    $46.00 Buy Surplus As Low As $20.00
    $20.00
    ALLEN BRADLEY 1492-CB1G010-N

    ALLEN BRADLEY

    1492-CB1G010-N

    DISCONTINUED BY MANUFACTURER 12/01/2007, CIRCUIT BREAKER, 1 AMP, 277 VAC, 65 VDC, 2 POLES, IEC, OPEN STYLE, DIN RAIL MOUNTABLE
    ✓ IN STOCK!
    Buy Surplus As Low As $96.34
    $96.34
    ALLEN BRADLEY 1492-CB-1-DG-100

    ALLEN BRADLEY

    1492-CB-1-DG-100

    DISCONTINUED BY MANUFACTURER 2009-12-30, CIRCUIT BREAKER, ENERGY LIMITING, MINIATURE,10AMP, 1POLE, 480VAC
    ✓ IN STOCK!
    Buy Surplus As Low As $34.86
    $34.86
    EATON CORPORATION CH230

    EATON CORPORATION

    CUTLER HAMMER

    CH230

    CIRCUIT BREAKER, CH SERIES, TYPE CH, THERMAL MAGNETIC, STANDARD INTERRUPTING CAPACITY, 2 POLE, 1 PHASE, 30 AMP, 240 VAC
    ✓ IN STOCK!
    $61.75 Buy Surplus As Low As $37.05
    $37.05
    Repair Yours Contact Us
    EATON CORPORATION CH220

    EATON CORPORATION

    CUTLER HAMMER

    CH220

    CIRCUIT BREAKER, CLASS STL, TYPE CH, 20 AMP, 2 POLE, 120/240 VAC
    ✓ IN STOCK!
    $50.75 Buy Surplus As Low As $18.74
    $18.74
    Repair Yours Contact Us
    EATON CORPORATION BAB1030

    EATON CORPORATION

    CUTLER HAMMER

    BAB1030

    CIRCUIT BREAKER, QUICKLAG, TYPE BAB, 1 POLE, 1 PHASE, 30 AMP, 240V, 10KAIC @ 240V, BOLT-ON, LI TRIP, THERMAL MAGNETIC
    ✓ IN STOCK!
    $23.09 Buy Surplus As Low As $13.85
    $13.85
    ALLEN BRADLEY 1492-CB-3-G-050-N

    ALLEN BRADLEY

    1492-CB-3-G-050-N

    1492 ENERGY LIMITING MINIATURE CIRCUIT BREAKER, 3
    ✓ IN STOCK!
    Buy Surplus As Low As $173.34
    $173.34
    Repair Yours $300.00
    ALLEN BRADLEY 1492-CB2G160

    ALLEN BRADLEY

    1492-CB2G160

    DISCONTINUED BY MANUFACTURER 2007-11-30, ENERGY LIMITING MINIATURE CIRCUIT BREAKER, 2POLE, 16A
    ✓ IN STOCK!
    Buy Surplus As Low As $41.15
    $41.15
    ALLEN BRADLEY 1492-CB-1-DF-050

    ALLEN BRADLEY

    1492-CB-1-DF-050

    DISCONTINUED BY MANUFACTURER 2009-12-30, 1492 ENERGY LIMITING MINIATURE CIRCUIT BREAKER, 1 POLE, MAGNETIC TRIP RANGE 4.5...8 X RATED CURRENT (DC), 5.0 A
    ✓ IN STOCK!
    Buy Surplus As Low As $35.32
    $35.32
    ALLEN BRADLEY 1492-CB1DF030

    ALLEN BRADLEY

    1492-CB1DF030

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, ENERGY LIMITING, MINIATURE, 1 POLE, 3.0 AMP RATING
    ✓ IN STOCK!
    Buy Surplus As Low As $100.94
    $100.94
    EATON CORPORATION CH250

    EATON CORPORATION

    CUTLER HAMMER

    CH250

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 10 K, 50 AMP, 2 POLE, 120/240 V, REPLACED BY CHF250
    ✓ IN STOCK!
    Buy Surplus As Low As $36.48
    $36.48
    Repair Yours $300.00
    EATON CORPORATION CH140

    EATON CORPORATION

    CUTLER HAMMER

    CH140

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, TYPE CH, 40 AMP, 1 POLE, 120/240 V, 10 K
    ✓ IN STOCK!
    Buy Surplus As Low As $18.94
    $18.94
    Repair Yours $300.00
    EATON CORPORATION CH120

    EATON CORPORATION

    CUTLER HAMMER

    CH120

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, CH TYPE, THERMAL MAGNETIC, 10 KAIC, 20 AMP, SINGLE POLE, 120/240 VAC
    ✓ IN STOCK!
    Buy Surplus As Low As $6.02
    $6.02
    EATON CORPORATION CH115

    EATON CORPORATION

    CUTLER HAMMER

    CH115

    DISCONTINUED BY MANUFACTURER, MINIATURE CIRCUIT BREAKER, 15 AMP, 1 POLE, 120/240 VAC, DIN RAIL MOUNT
    ✓ IN STOCK!
    Buy Surplus As Low As $7.19
    $7.19
    ASEA BROWN BOVERI S281-K4

    ASEA BROWN BOVERI

    S281-K4

    CIRCUIT BREAKER, 4 AMP, 1 POLE, 277/400 VAC, 10 KA, K-CURVE
    ✓ IN STOCK!
    Buy Surplus As Low As $8.98
    $8.98
    ASEA BROWN BOVERI S272-K10

    ASEA BROWN BOVERI

    S272-K10

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 10 AMP, 2 POLE, 277/480 VAC, K-CURVE
    ✓ IN STOCK!
    Buy Surplus As Low As $60.00
    $60.00
    ALLEN BRADLEY 140M-C2E-A16

    ALLEN BRADLEY

    140M-C2E-A16

    DISCONTINUED BY MANUFACTURER 02/25/2022, CIRCUIT BREAKER, MOTOR PROTECTION, 140M, FRAME C, RATING - 32 AMP, NORMAL BREAK, ADJ THERMAL/ FIXED MAG, RANGE - 0.10-0.16 AMP
    ✓ IN STOCK!
    Buy Surplus As Low As $594.89
    $594.89
    Repair Yours $554.00
    GENERAL ELECTRIC THQC1120WL

    GENERAL ELECTRIC

    THQC1120WL

    CIRCUIT BREAKER, Q-LINE SERIES, 20AMP, 1 POLE, 120/240V,10 KAIC, LUG IN/LUG OUT
    ✓ IN STOCK!
    $26.25 Buy Surplus As Low As $15.75
    $15.75
    Repair Yours $300.00
    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!
    $13.96 Buy Surplus As Low As $8.38
    $8.38
    GENERAL ELECTRIC TED134020WL

    GENERAL ELECTRIC

    TED134020WL

    MOLDED CASE CIRCUIT BREAKER, SPECTRA SERIES, TYPE TED, CURRENT LIMITING, THERMAL MAGNETIC, 20 AMP, 3 POLE, 480 VAC, 3 PHASE, W/LUGS
    ✓ IN STOCK!
    $2,061.00 Buy Surplus As Low As $760.99
    $760.99
    Repair Yours $754.00
    EATON CORPORATION 10250T47

    EATON CORPORATION

    CUTLER HAMMER

    10250T47

    CONTACT BLOCK, 1NO / 1NC, SCREW; SWITCH TERMINALS:SCREW; NO. OF POLES:2 POLE; CONTACT CURRENT MAX:-; CONTACT VOLTAGE AC MAX:120V; FOR USE WITH:ILLUMINATED PUSHBUTTON SWITCHES; CONTACT VOLTAG ...
    ✓ IN STOCK!
    $84.61 Buy Surplus As Low As $27.27
    $27.27
    ALLEN BRADLEY 1492-CB2G320

    ALLEN BRADLEY

    1492-CB2G320

    DISCONTINUED BY MANUFACTURER 2007-11-30, CIRCUIT BREAKER, G TRIP INDUCTIVE, 2 POLES, 32 AMP, 480 VAC, 1 PHASE
    ✓ IN STOCK!
    Buy Surplus As Low As $48.29
    $48.29
    ALLEN BRADLEY 1492-CB1H500

    ALLEN BRADLEY

    1492-CB1H500

    DISCONTINUED BY MANUFACTURER 12/01/2007 CIRCUIT BREAKER, CIRCUIT BREAKER, MANUAL MOTOR CONTROLLER, 50 AMP, 1 POLE, 277 VAC, 65 VDC, OPEN STYLE, DIN RAIL MOUNTABLE
    ✓ IN STOCK!
    Buy Surplus As Low As $39.49
    $39.49
    Repair Yours $300.00
    GENERAL ELECTRIC TEC36100

    GENERAL ELECTRIC

    TEC36100

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 100 AMP, 3 POLE, 600 VAC, W/ LUGS
    ✓ IN STOCK!
    Buy Surplus As Low As $978.50
    $978.50
    Repair Yours $581.00
    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 $64.12
    $64.12
    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 $44.00
    $44.00
    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 $92.84
    $92.84
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