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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 251-300 of 860.
    ALLEN BRADLEY 140G-H3F3-D10

    ALLEN BRADLEY

    140G-H3F3-D10

    MOLDED CASE CIRCUIT BREAKER, 140G SERIES, 125 A - H FRAME, 35 KA BREAKING CAPACITY, ADJUST THERMAL/ADJUST MAGNETIC, 3 POLES, 100 A CURRENT RANGE
    ✓ IN STOCK!
    Buy Surplus As Low As $615.00
    $615.00
    Repair Yours Contact Us
    ALLEN BRADLEY 140G-H6X3

    ALLEN BRADLEY

    140G-H6X3

    MOLDED CASE CIRCUIT BREAKER, 140G SERIES, 125 A - H FRAME, 65 KA BREAKING CAPACITY, BREAKER FRAME, 3 POLES
    ✓ IN STOCK!
    Buy Surplus As Low As $643.99
    $643.99
    Repair Yours Contact Us
    ALLEN BRADLEY 140G-H6C3-C50

    ALLEN BRADLEY

    140G-H6C3-C50

    MOLDED CASE CIRCUIT BREAKER, 140G SERIES, 125 A - H FRAME, 65 KA BREAKING CAPACITY, FIXED THERMAL/FIXED MAGNETIC, 3 POLES, 50 A CURRENT RANGE
    ✓ IN STOCK!
    Buy Surplus As Low As $559.70
    $559.70
    Repair Yours Contact Us
    ALLEN BRADLEY 140G-J6F3-D15

    ALLEN BRADLEY

    140G-J6F3-D15

    MOLDED CASE CIRCUIT BREAKER, 140G SERIES, 250 A - J FRAME, 65 KA BREAKING CAPACITY, ADJUST THERMAL/ADJUST MAGNETIC, 3 POLES, 150 A CURRENT RANGE
    ✓ IN STOCK!
    Buy Surplus As Low As $2,318.00
    $2,318.00
    Repair Yours Contact Us
    RADWELL VERIFIED SUBSTITUTE TCAL25-SUB

    RADWELL VERIFIED SUBSTITUTE

    TCAL25-SUB

    SUBSTITUTE FOR GENERAL ELECTRIC TCAL25, LUG TERMINAL KIT, SINGLE LUG, 1 BARREL, #4-300KCMIL CU-AL, SUITABLE FOR USE WITH TQD MOLDED CASE CIRCUIT BREAKERS
    ✓ IN STOCK!
    $10.92 Buy New $10.92
    CONNECTICUT ELECTRIC UBIF260NB

    CONNECTICUT ELECTRIC

    UBIF260NB

    NB TYPE REPL 2P 60A FULL, CIRCUIT BREAKER, MOLDED CASE CIRCUIT BREAKER
    ✓ IN STOCK!
    $148.72 Buy New $148.72
    $89.23
    Repair Yours Contact Us
    RADWELL VERIFIED SUBSTITUTE TA1201NB1-SUB

    RADWELL VERIFIED SUBSTITUTE

    TA1201NB1-SUB

    SUBSTITUTE FOR EATON/ ABB TA1201NB1, LUG, ACCESSORY TERMINAL, FITS N-FRAME, FRAME J-K, SERIES G
    ✓ IN STOCK!
    $163.02 Buy New $163.02
    ALLEN BRADLEY 140MT-C3E-B40

    ALLEN BRADLEY

    140MT-C3E-B40

    CIRCUIT BREAKER, MOTOR PROTECTION, 2.5-4 ADJUSTABLE AMP RANGE, 3 POLE, FRAME SIZE C, TRIP CLASS 10, STANDARD BREAKING CAPACITY
    ✓ IN STOCK!
    Buy Surplus As Low As $185.40
    $185.40
    RADWELL VERIFIED SUBSTITUTE D1268-SUB

    RADWELL VERIFIED SUBSTITUTE

    D1268-SUB

    LUG, FOR FPE BREAKERS, 3 - #250MCM, 3 - #500MCM, CU-AL
    ✓ IN STOCK!
    $81.10 Buy New $81.10
    GENERAL ELECTRIC QMR321

    GENERAL ELECTRIC

    QMR321

    PANELBOARD SWITCH, 30A, 240 VOLTS, PANEL MOUNT, CIRCUIT BREAKER, BUSS WAY SWITCH/PLUG
    ✓ IN STOCK!
    $225.00 Buy Surplus As Low As $90.00
    $90.00
    EATON CORPORATION AM2-A3-A-40-3

    EATON CORPORATION

    HEINEMANN

    AM2-A3-A-40-3

    AM/R SERIES CIRCUIT BREAKER
    ✓ IN STOCK!
    $116.40 Buy Surplus As Low As $69.84
    $69.84
    Repair Yours Contact Us
    EATON CORPORATION FAZ-C5/1-NA-L-SP

    EATON CORPORATION

    FAZ-C5/1-NA-L-SP

    EATON MINIATURE CIRCUIT BREAKER, CURRENT-LIMITING, 5A, 240 VAC/48 VDC, 1-POLE, C CURVE, THERMAL MAGNETIC, 10KA @ 240 VAC INTERRUPTING RATING, 35MM DIN RAIL MOUNT.
    ✓ IN STOCK!
    $49.00 Buy Surplus As Low As $33.00
    $33.00
    Repair Yours Contact Us
    SCHNEIDER ELECTRIC QO2175SB

    SCHNEIDER ELECTRIC

    SQUARE D

    QO2175SB

    SURGE PROTECTION DEVICE, QO SERIES, SURGEBREAKER, 22.5 KA, 120/240 VAC, 1 PHASE, 3 WIRE, SPD TYPE 2
    ✓ IN STOCK!
    $170.00 Buy Surplus As Low As $102.00
    $102.00
    Repair Yours Contact Us
    GENERAL ELECTRIC TED113020

    GENERAL ELECTRIC

    TED113020

    CIRCUIT BREAKER, 20 AMP, 1 POLE, 277 VAC
    ✓ IN STOCK!
    $1,077.55 Buy Surplus As Low As $118.82
    $118.82
    EATON CORPORATION E30KLA2

    EATON CORPORATION

    CUTLER HAMMER

    E30KLA2

    CONTACT BLOCK, 1NC, 600VAC, 250VDC, PRESSURE TERMINALS
    ✓ IN STOCK!
    $64.31 Buy Surplus As Low As $35.48
    $35.48
    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 $18.28
    $18.28
    Repair Yours Contact Us
    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 $8.90
    $8.90
    EATON CORPORATION GFCB115

    EATON CORPORATION

    CUTLER HAMMER

    GFCB115

    CIRCUIT BREAKER, 15 AMP, 1 POLE, 120V AC, GROUND FAULT
    ✓ IN STOCK!
    $75.78 Buy Surplus As Low As $30.00
    $30.00
    Repair Yours Contact Us
    GENERAL ELECTRIC TEFR1B

    GENERAL ELECTRIC

    TEFR1B

    HANDLE, ROTARY, DISCONNECT FOR CIRCUIT BREAKER
    ✓ IN STOCK!
    $537.00 Buy Surplus As Low As $286.29
    $286.29
    GENERAL ELECTRIC TED136YT150

    GENERAL ELECTRIC

    TED136YT150

    CIRCUIT BREAKER, 150 AMP, 3 POLE, 600 VAC
    ✓ IN STOCK!
    $513.96 Buy Surplus As Low As $308.38
    $308.38
    Repair Yours Contact Us
    GENERAL ELECTRIC TED134050

    GENERAL ELECTRIC

    TED134050

    CIRCUIT BREAKER, THERMAL MAGNETIC, MOLDED CASE, 480 VAC, 50 AMP, 3 POLE, LOAD SIDE LUG
    ✓ IN STOCK!
    $576.65 Buy Surplus As Low As $303.65
    $303.65
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    GENERAL ELECTRIC TED134030WL

    GENERAL ELECTRIC

    TED134030WL

    CIRCUIT BREAKER, MOLDED CASE, 3-POLE, 3-PHASE, 30 AMP, 480 V, 18 KA @ 480 V, COMPLETE W/ LINE & LOAD SIDE LUG TERMINALS, STANDARD INTERRUPTING CAPACITY, 40C, FEED-THRU, THERMAL MAGNETIC
    ✓ IN STOCK!
    $698.44 Buy Surplus As Low As $428.37
    $428.37
    Repair Yours Contact Us
    GENERAL ELECTRIC TED134020

    GENERAL ELECTRIC

    TED134020

    BREAKER, 20 AMP, 3-POLE, 480 VOLT AC, 250 VOLT DC, 5 KAIC, MOLDED CASE, THERMAL MAGNETIC
    ✓ IN STOCK!
    $642.68 Buy Surplus As Low As $327.05
    $327.05
    Repair Yours Contact Us
    EATON CORPORATION CHB130

    EATON CORPORATION

    CUTLER HAMMER

    CHB130

    CIRCUIT BREAKER, 30 AMP, 1-POLE, 120/240 VAC
    ✓ IN STOCK!
    $117.08 Buy Surplus As Low As $55.58
    $55.58
    Repair Yours Contact Us
    ALLEN BRADLEY 140M-C2N-B25

    ALLEN BRADLEY

    140M-C2N-B25

    DISCONTINUED BY MANUFACTURER 02/25/2022, MOTOR CIRCUIT PROTECTOR, 140M, FRAME C, RATING - 25 AMP, NORMAL BREAK, FIXED MAG ONLY, RANGE - 1.6-2.5 AMP, IEC, OPEN STYLE, DIN RAIL MOUNTABLE
    ✓ IN STOCK!
    Buy Surplus As Low As $212.64
    $212.64
    Repair Yours Contact Us
    EATON CORPORATION HMCP050K2C

    EATON CORPORATION

    CUTLER HAMMER

    HMCP050K2C

    CIRCUIT BREAKER, MOLDED CASE, SERIES C, 600 VAC MAX, 250 VDC MAX, 3-POLE, 50 AMP, THERMAL MAGNETIC, 50-500 TRIP RANGE, NEMA STARTER SIZE 2
    ✓ IN STOCK!
    $1,494.05 Buy Surplus As Low As $296.88
    $296.88
    Repair Yours Contact Us
    EATON CORPORATION FS340015A

    EATON CORPORATION

    CUTLER HAMMER

    FS340015A

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 15 AMP, 3 POLE, 480 VAC, W/ LUGS, TYPE FS
    ✓ IN STOCK!
    Buy Surplus As Low As $258.50
    $258.50
    GENERAL ELECTRIC THQL2130

    GENERAL ELECTRIC

    THQL2130

    CIRCUIT BREAKER, Q-LINE, 2 POLE, 1 PHASE, 30A, 240V, 10KAIC @ 120V, UL, PLUG-IN, LI-TRIP, THERMAL MAGNETIC
    ✓ IN STOCK!
    $26.93 Buy Surplus As Low As $11.96
    $11.96
    GENERAL ELECTRIC THED113020

    GENERAL ELECTRIC

    THED113020

    CIRCUIT BREAKER, THERMAL MAGNETIC, 20 AMP, 1 POLE, 277 VAC, 1 PHASE, LOAD LUG CONNECTION
    ✓ IN STOCK!
    $309.76 Buy Surplus As Low As $88.19
    $88.19
    Repair Yours Contact Us
    GENERAL ELECTRIC TEF113020

    GENERAL ELECTRIC

    TEF113020

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, MOLDED CASE, 20 AMP, 1POLE, 277 VAC
    ✓ IN STOCK!
    Buy Surplus As Low As $30.21
    $30.21
    Repair Yours Contact Us
    GENERAL ELECTRIC TEDAS2AB1R

    GENERAL ELECTRIC

    TEDAS2AB1R

    MOLDED CASE CIRCUIT BREAKER, AUXILIARY SWITCH, 240VAC/250VDC, CONTACT RATING: 240 VAC/250VDC , TEDAS2AB1R
    ✓ IN STOCK!
    $214.70 Buy Surplus As Low As $141.70
    $141.70
    SIEMENS EQ8681

    SIEMENS

    ITE SIEMENS

    EQ8681

    CIRCUIT BREAKER, 100AMP, 2POLE, W/LUGS
    ✓ IN STOCK!
    $174.46 Buy Surplus As Low As $96.05
    $96.05
    SIEMENS ED63A002

    SIEMENS

    ED63A002

    MOLDED CASE CIRCUIT BREAKER, LOW VOLTAGE SENTRON MCCB MAGNETIC TRIP ONLY, 3 POLE, 2 AMP, 600V, LUGS-ETI
    ✓ IN STOCK!
    $699.18 Buy Surplus As Low As $213.00
    $213.00
    Repair Yours Contact Us
    SIEMENS ED62B020

    SIEMENS

    ITE SIEMENS

    ED62B020

    THERMAL MAGNETIC. 2 POLE. 600 VAC 250 VDC. 20 AMPERE AT 40 DEG C. INTERRUPTING RATING 65 KILOAMPERE AT 240 VAC 25 KILOAMPERE AT 480 VAC 18 KILOAMPERE AT 600 VAC 30 KILOAMPERE AT 250 VDC (UL)
    ✓ IN STOCK!
    $1,145.42 Buy Surplus As Low As $474.54
    $474.54
    Repair Yours Contact Us
    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!
    $9.66 Buy Surplus As Low As $4.81
    $4.81
    SIEMENS P1515

    SIEMENS

    ITE SIEMENS

    P1515

    PUSHMATIC, CIRCUIT BREAKER, 15 AMP, 2 POLE, 120/240 VAC
    ✓ IN STOCK!
    $92.48 Buy Surplus As Low As $51.84
    $51.84
    Repair Yours Contact Us
    SIEMENS ED43B100

    SIEMENS

    ED43B100

    CIRCUIT BREAKER, 100 AMP, 3 POLE, 480 VAC, 50/60 HZ, CAL BASE 40C
    ✓ IN STOCK!
    $922.43 Buy Surplus As Low As $413.99
    $413.99
    Repair Yours Contact Us
    SIEMENS ED43B015

    SIEMENS

    ITE SIEMENS

    ED43B015

    CIRCUIT BREAKER, ED4 SERIES, 3-POLE, 480V, 15A
    ✓ IN STOCK!
    $840.44 Buy Surplus As Low As $420.97
    $420.97
    Repair Yours Contact Us
    EATON CORPORATION FH360060A

    EATON CORPORATION

    CUTLER HAMMER

    FH360060A

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 60AMP, 3POLE, 600VAC, W/LUGS
    ✓ IN STOCK!
    Buy Surplus As Low As $189.20
    $189.20
    Repair Yours Contact Us
    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 $43.04
    $43.04
    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
    SIEMENS 3RV1011-0JA10

    SIEMENS

    FURNAS ELECTRIC CO

    3RV1011-0JA10

    CIRCUIT BREAKER, SIRIUS, SIZE: S00, FOR MOTOR PROTECTION, 0.7-1 AMP, 690 VAC, 50/60 HZ, 5.5 W, 6 KV, SCREW TYPE TERMINAL, DIN RAIL MOUNT, -20 TO +60 DEGREES C, IP20
    ✓ IN STOCK!
    $318.62 Buy Surplus As Low As $200.28
    $200.28
    GENERAL ELECTRIC THQB1120GF

    GENERAL ELECTRIC

    THQB1120GF

    CIRCUIT BREAKER, Q LINE, 10 KAIC, BOLT-ON, 1 POLE, 120/240 V, 20 AMP, 1-POLE GROUND FAULT CIRCUIT INTERRUPTER
    ✓ IN STOCK!
    $312.12 Buy Surplus As Low As $187.27
    $187.27
    EATON CORPORATION AAL1LPK

    EATON CORPORATION

    CUTLER HAMMER

    AAL1LPK

    AUXILIARY SWITCH AND ALARM, TYPE F FRAME, LEFT POLE MTG, PIGTAIL LEADS, SERIES C, DIMENSIONS: 2.9" X 5.5" X 3.3"
    ✓ IN STOCK!
    $299.88 Buy Surplus As Low As $254.90
    $254.90
    SIEMENS ED22B015

    SIEMENS

    ITE SIEMENS

    ED22B015

    CIRCUIT BREAKER, 15 AMP, 2 POLE, 240 VAC
    ✓ IN STOCK!
    $304.28 Buy Surplus As Low As $148.76
    $148.76
    Repair Yours Contact Us
    SIEMENS B370

    SIEMENS

    ITE SIEMENS

    B370

    BREAKER, 70AMP, 3POLE, 240V, BLACK
    ✓ IN STOCK!
    $118.25 Buy Surplus As Low As $70.95
    $70.95
    Repair Yours Contact Us
    SIEMENS Q370

    SIEMENS

    Q370

    MOLDED CASE CIRCUIT BREAKER, STANDARD INTERRUPTING CAPACITY, 3 POLE, 3 PHASE, 240 VAC, 70 AMP, PLUG-IN CONNECTION TYPE, LI- LONG-TIME & INSTANTANEOUS TRIP FUNCTIONS , Q370 , Q370
    ✓ IN STOCK!
    $86.94 Buy Surplus As Low As $52.16
    $52.16
    Repair Yours Contact Us
    SIEMENS P220

    SIEMENS

    ITE SIEMENS

    P220

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER , 20AMP, 2POLE, 120/240VAC , PUSHMATIC
    ✓ IN STOCK!
    Buy Surplus As Low As $93.74
    $93.74
    SIEMENS ED23B040

    SIEMENS

    ITE SIEMENS

    ED23B040

    CIRCUIT BREAKER, 240 VAC, 40 AMP, 50/60 HZ, 3 POLES, 3 PHASE, TYPE ED2, ED FRAME
    ✓ IN STOCK!
    $1,971.00 Buy Surplus As Low As $192.38
    $192.38
    Repair Yours Contact Us
    SIEMENS BQDHBD

    SIEMENS

    BQDHBD

    BREAKER BQD/CQD/NGG HDL BLOCK DEVICEBREA, BQD BREAKERS, MOLDED CASE CIRCUIT BREAKERS , BQDHBD , BQDHBD
    ✓ IN STOCK!
    $20.89 Buy Surplus As Low As $13.79
    $13.79
    Repair Yours Contact Us
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