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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.

    Filter Results
    Results 151-200 of 892.
    SIEMENS JXD63B200

    SIEMENS

    ITE SIEMENS

    JXD63B200

    CIRCUIT BREAKER, 200-AMP, JXD SERIES, 600V
    ✓ IN STOCK!
    CAN$7,884.00 Buy Surplus As Low As CAN$5,204.00
    CAN$5,204.00
    SIEMENS LL3-F600

    SIEMENS

    ITE SIEMENS

    LL3-F600

    CIRCUIT BREAKER 600AMP 3POLE 600V
    Buy Surplus As Low As CAN$1,458.32
    CAN$1,458.32
    Repair Yours CAN$952.68
    EATON CORPORATION HMCP050G2

    EATON CORPORATION

    CUTLER HAMMER

    HMCP050G2

    CIRCUIT BREAKER, MOLDED CASE, SERIES C, 600 VAC MAX, 250 VDC MAX, 3-POLE, 50 AMP, THERMAL MAGNETIC
    ✓ IN STOCK!
    CAN$1,662.72 Buy Surplus As Low As CAN$1,051.37
    CAN$1,051.37
    Repair Yours CAN$390.43
    EATON CORPORATION HND312T33W

    EATON CORPORATION

    CUTLER HAMMER

    HND312T33W

    MOLDED CASE CIRCUIT BREAKER, NG FRAME, 3 POLE, 1200 AMP, 600 VAC, 100 KAIC @ 240V, 65 KAIC @ 480V, 50/60 HZ
    ✓ IN STOCK!
    CAN$19,735.81 Buy Surplus As Low As CAN$12,230.75
    CAN$12,230.75
    Repair Yours CAN$6,732.00
    EATON CORPORATION HND3800T36W

    EATON CORPORATION

    CUTLER HAMMER

    HND3800T36W

    HND DIGITRIP 310 3P 800A 80% DUTY ADJ GF
    ✓ IN STOCK!
    CAN$32,688.00 Buy Surplus As Low As CAN$19,613.00
    CAN$19,613.00
    Repair Yours CAN$16,292.00
    EATON CORPORATION LD3600F

    EATON CORPORATION

    CUTLER HAMMER

    LD3600F

    CIRCUIT BREAKER FRAME, FRAME ONLY, SERIES C, TYPE LD, L FRAME, 3 PHASE, 3 POLE, 600V, 600A, 35KAIC @ 480V, BOLT-ON, LI TRIP, THERMAL MAGNETIC
    ✓ IN STOCK!
    CAN$5,183.75 Buy Surplus As Low As CAN$2,904.06
    CAN$2,904.06
    Repair Yours CAN$1,908.00
    EATON CORPORATION RKDN400

    EATON CORPORATION

    CUTLER HAMMER

    RKDN400

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER ENCLOSURE, 600V, 125-400 AMP, NEMA 3R, WITH KNOCKOUTS, FOR FRAMES DK / KD / KBS / HKD / HKDB / KDC / CKD / CHKD / KG / E2K / E2KM, ** FREIGHT RE ...
    ✓ IN STOCK!
    CAN$5,080.01 Buy Surplus As Low As CAN$3,860.82
    CAN$3,860.82
    GENERAL ELECTRIC 735-5-5-HI-485

    GENERAL ELECTRIC

    MULTILIN

    735-5-5-HI-485

    DISCONTINUED BY MANUFACTURER, FEEDER PROTECTION RELAY, STANDARD 735, W/ 50/51AND 50G/51G PROTECTION, PHASE CT SECONDARY - 5 AMP, GROUND CT SECONDARY - 5 AMP, 90-300 V DC, 70-265 V AC, 50/60 ...
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$9,147.79
    CAN$9,147.79
    Repair Yours CAN$4,212.96
    SIEMENS BOS14352

    SIEMENS

    ITE SIEMENS

    BOS14352

    FUSE SW FOR BD BP 3P3W 600V 60A 15HP, 604_BD PLUGS-FUSIBLE, BUSWAY
    ✓ IN STOCK!
    CAN$4,241.02 Buy Surplus As Low As CAN$1,864.80
    CAN$1,864.80
    WESTINGHOUSE EHD3020

    WESTINGHOUSE

    EHD3020

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 20 AMP, 3 POLE, 480 VAC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$734.13
    CAN$734.13
    WESTINGHOUSE HMCP150U4

    WESTINGHOUSE

    HMCP150U4

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, MOLDED CASE, SERIES C, 600 VAC MAX, 250 VDC MAX, 3-POLE, 150 AMP, THERMAL MAGNETIC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$956.12
    CAN$956.12
    Repair Yours CAN$584.46
    WESTINGHOUSE LB3400

    WESTINGHOUSE

    LB3400

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 400 AMP, 3 POLE, 600 VAC, 50/60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$1,248.63
    CAN$1,248.63
    Repair Yours CAN$856.48
    WESTINGHOUSE PCG32000F

    WESTINGHOUSE

    PCG32000F

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, MOLDED CASE, 2000 AMP, 600 VAC, 50/60 HZ , *** FRAME ONLY ** , TRIP UNIT SOLD SEPARATELY
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$18,880.11
    CAN$18,880.11
    Repair Yours CAN$7,487.38
    ALLEN BRADLEY 140M-D8E-C16

    ALLEN BRADLEY

    140M-D8E-C16

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, MOTOR PROTECTION, 140M, FRAME D, RATING - 32 AMP, HIGH BREAK, ADJ THERMAL/ FIXED MAG, RANGE - 10-16 AMP
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$1,120.75
    CAN$1,120.75
    Repair Yours CAN$360.00
    ALLEN BRADLEY 140M-D8E-C20

    ALLEN BRADLEY

    140M-D8E-C20

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, MOTOR PROTECTION, 140M, FRAME D, RATING - 32 AMP, HIGH BREAK, ADJ THERMAL/ FIXED MAG, RANGE - 14.5-20 AMP
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$879.93
    CAN$879.93
    Repair Yours CAN$597.60
    GENERAL ELECTRIC TJJ426300WL

    GENERAL ELECTRIC

    TJJ426300WL

    TJJ 2 POLE 600V 22K IC 300 AMP
    ✓ IN STOCK!
    CAN$10,028.01 Buy Surplus As Low As CAN$7,211.79
    CAN$7,211.79
    Repair Yours CAN$5,048.35
    GENERAL ELECTRIC TJJ436400

    GENERAL ELECTRIC

    TJJ436400

    CIRCUIT BREAKER, J600 LINE, TYPE TJJ, 3P, 3PH, 400A, 600V, 30KA@480V, COMPLETE WITH LOAD SIDE LUG TERMINALS AND NON-INTERCHANGEABLE TRIP UNIT
    ✓ IN STOCK!
    CAN$3,307.55 Buy Surplus As Low As CAN$1,852.89
    CAN$1,852.89
    Repair Yours CAN$1,114.80
    GENERAL ELECTRIC TJK436F000

    GENERAL ELECTRIC

    TJK436F000

    CIRCUIT BREAKER FRAME, J600 LINE, 3 POLE, 3 PHASE, 400A, 600V, 30KAIC @ 480V, BOLT ON, THERMAL MAGNETIC
    ✓ IN STOCK!
    CAN$5,679.09 Buy Surplus As Low As CAN$2,740.15
    CAN$2,740.15
    Repair Yours CAN$1,170.00
    GENERAL ELECTRIC TJK436T225

    GENERAL ELECTRIC

    TJK436T225

    TRIP UNIT, 225 AMP, 3 POLE, FOR TYPE TJK FRAME BREAKER
    ✓ IN STOCK!
    CAN$1,843.90 Buy Surplus As Low As CAN$1,106.34
    CAN$1,106.34
    ALLEN BRADLEY 140M-F8E-C16

    ALLEN BRADLEY

    140M-F8E-C16

    DISCONTINUED BY MANUFACTURER 01/30/2024, CIRCUIT BREAKER, MOTOR PROTECTION, 140M, FRAME F, RATING - 45 AMP, HIGH BREAK, ADJ THERMAL/ FIXED MAG, RANGE - 10-16 AMP
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$1,175.96
    CAN$1,175.96
    Repair Yours CAN$729.24
    ALLEN BRADLEY 140M-I8E-C80

    ALLEN BRADLEY

    140M-I8E-C80

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, MOTOR PROTECTION, FRAME SIZE I, 3 POLE, 3 PHASE, 80 AMP, 600V, 65KA @ 480V, FEED-THRU, LINE & LOAD SIDE LUG TERMINALS, MAGNETIC RANGE 40-80A
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$1,532.09
    CAN$1,532.09
    Repair Yours CAN$1,072.80
    SIEMENS 3RV1042-4KA10

    SIEMENS

    FURNAS ELECTRIC CO

    3RV1042-4KA10

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 75AMP, 3POLE, 3PHASE, 690V, 50/60HZ, 100KA, SCREW TERMINAL, SIZE3, FOR MOTOR PROTECTION
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$882.57
    CAN$882.57
    Repair Yours CAN$605.39
    SIEMENS NXD63B100

    SIEMENS

    NXD63B100

    CIRCUIT BREAKER, MOLDED CASE, SENTRON SERIES, THERMAL MAGNETIC, STANDARD RATING, TYPE ND, 600 VAC, 3 POLE, STANDARD 40 DEGREES C BREAKER, 100 AMP
    ✓ IN STOCK!
    CAN$16,035.34 Buy Surplus As Low As CAN$9,621.20
    CAN$9,621.20
    Repair Yours CAN$8,625.00
    SIEMENS QJ23B150

    SIEMENS

    ITE SIEMENS

    QJ23B150

    DISCONTINUED BY MANUFACTUER, CIRCUIT BREAKER, THERMAL MAGNETIC, 150 AMP, 3 POLE, 240 VAC
    ✓ IN STOCK!
    CAN$1,829.24 Buy Surplus As Low As CAN$714.46
    CAN$714.46
    Repair Yours CAN$466.74
    SIEMENS QJ23B200

    SIEMENS

    ITE SIEMENS

    QJ23B200

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, QJ FRAME, TYPE QJ2, 3 POLE, 200 AMP, 240V, 10KA @ 240V, BOLT-ON
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$1,119.78
    CAN$1,119.78
    Repair Yours CAN$360.00
    SIEMENS ED63B125

    SIEMENS

    ITE SIEMENS

    ED63B125

    THERMAL MAGNETIC. 3 POLE. 600 VAC 500 VDC. 125 AMPERE AT 40 DEG C. INTERRUPTING RATING 65 KILOAMPERE AT 240 VAC 25 KILOAMPERE AT 480 VAC 18 KILOAMPERE AT 600 VAC/500 VDC (UL)-21F-0116X
    ✓ IN STOCK!
    CAN$2,970.00 Buy Surplus As Low As CAN$1,782.00
    CAN$1,782.00
    Repair Yours CAN$757.00
    SIEMENS EF3-L050

    SIEMENS

    ITE SIEMENS

    EF3-L050

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, EF-TYPE FRAME, 3-POLE, 50 AMP RATING, 480 VAC RATING
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$951.70
    CAN$951.70
    Repair Yours CAN$605.96
    SIEMENS QJ23B100

    SIEMENS

    ITE SIEMENS

    QJ23B100

    CIRCUIT BREAKER, MOLDED CASE CIRCUIT BREAKER, QJ FRAME,100A, 240V
    ✓ IN STOCK!
    CAN$1,350.00 Buy Surplus As Low As CAN$810.00
    CAN$810.00
    Repair Yours CAN$685.00
    ALLEN BRADLEY 1494V-M40

    ALLEN BRADLEY

    1494V-M40

    DISCONTINUED BY MANUFACTURER 03/02/2015, OPERATOR MECHANISM, VARIABLE DEPTH, FOR CIRCUIT BREAKER, 150 AMP, DISCONNECT, 3 POLE
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$788.51
    CAN$788.51
    ALLEN BRADLEY 1494V-M60

    ALLEN BRADLEY

    1494V-M60

    DISCONTINUED BY MANUFACTURER 03/02/2015, OPERATING MECHANISM, CIRCUIT BREAKER, VARIABLE DEPTH, EATON CUTLER-HAMMER 400 A OR 400 OR 600 A FRAME SIZES, 140U-K, MCCB, 140M-K, MPCB, MCP
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$771.07
    CAN$771.07
    ALLEN BRADLEY 1494V-W11

    ALLEN BRADLEY

    1494V-W11

    DISCONTINUED BY MANUFACTURER 03/31/2024, CIRCUIT BREAKER HANDLE, SMALL, TYPE 4-4X METALLIC, RIGHT OR LEFT FLANGE, 150-250-400 AMP
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$887.18
    CAN$887.18
    SIEMENS ED43B080

    SIEMENS

    ITE SIEMENS

    ED43B080

    CIRCUIT BREAKER,ENTRON SERIES, TYPE ED, 3P, 3PH, 80A, 480V, 18KA@480V, STANDARD INTERRUPTING CAPACITY, 40C, BOLT-ON, COMPLETE WITH LI - LONG-TIME AND INSTANTANEOUS TRIP FUNCTIONS AND LOAD SI ...
    ✓ IN STOCK!
    CAN$1,591.00 Buy Surplus As Low As CAN$955.00
    CAN$955.00
    Repair Yours CAN$793.00
    SIEMENS ED63A010

    SIEMENS

    ED63A010

    BREAKER ED 3P 10A 600V LUGS-ETI, ED STD INTER TM BRKR, MOLDED CASE CIRCUIT BREAKERS , ED63A010 , ED63A010
    ✓ IN STOCK!
    CAN$1,394.00 Buy Surplus As Low As CAN$837.00
    CAN$837.00
    Repair Yours CAN$695.00
    SIEMENS ED63B030

    SIEMENS

    ITE SIEMENS

    ED63B030

    CIRCUIT BREAKER, 30 AMP, 3 POLE, 600 VAC
    ✓ IN STOCK!
    CAN$1,397.00 Buy Surplus As Low As CAN$839.00
    CAN$839.00
    Repair Yours CAN$697.00
    SIEMENS EF3A100

    SIEMENS

    ITE SIEMENS

    EF3A100

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, TYPE A, 100 AMP, 3 POLE, 600 V AC, FRAME EF
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$2,434.47
    CAN$2,434.47
    Repair Yours CAN$1,839.28
    SIEMENS FD63B250

    SIEMENS

    ITE SIEMENS

    FD63B250

    CIRCUIT BREAKER, SENTRON, TYPE FD, 3 POLE, 3 PHASE, 250 AMP, 600V, 35KAIC @ 480V, STANDARD INTERRUPT, BOLT-ON, INTERCHANGEABLE TRIP, LONG TIME / INSTANTANEOUS TRIP, LOAD SIDE LUGS, THERMAL M ...
    ✓ IN STOCK!
    CAN$3,017.00 Buy Surplus As Low As CAN$1,811.00
    CAN$1,811.00
    Repair Yours CAN$1,504.00
    SIEMENS FJ3-A225

    SIEMENS

    FJ3-A225

    CIRCUIT BREAKER, 225AMP, 3P, 600V
    CAN$1,334.28 Buy Surplus As Low As CAN$864.63
    CAN$864.63
    Repair Yours CAN$564.83
    SIEMENS FXD63B250

    SIEMENS

    ITE SIEMENS

    FXD63B250

    CIRCUIT BREAKER, SENTRON, TYPE FXD, 3 POLE, 3 PHASE, 250 AMP, 600 VAC, 35KAIC @ 480V, STANDARD INTERRUPT, 40 DEG C, BOLT-ON, REVERSE FEED, LI TRIP, W/O LUGS, THERMAL MAGNETIC
    ✓ IN STOCK!
    CAN$1,905.79 Buy Surplus As Low As CAN$899.53
    CAN$899.53
    Repair Yours CAN$588.00
    SIEMENS HE3-B015

    SIEMENS

    ITE SIEMENS

    HE3-B015

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 15 AMP, 3 POLE, 600 VAC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$723.27
    CAN$723.27
    Repair Yours CAN$448.80
    SIEMENS HE3-B070

    SIEMENS

    ITE SIEMENS

    HE3-B070

    CIRCUIT BREAKER, 70AMP, 3POLE, 480VAC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$1,474.62
    CAN$1,474.62
    Repair Yours CAN$1,036.63
    SIEMENS HED43B125

    SIEMENS

    HED43B125

    MOLDED CASE CIRCUIT BREAKER, SENTRON SERIES, THERMAL MAHNETIC, HIGH IC RATING, TYPE ED, 480 VAC, 3 POLE, STANDARD 40 DEGREES C BREAKER, 125 AMP
    ✓ IN STOCK!
    CAN$2,038.00 Buy Surplus As Low As CAN$1,223.00
    CAN$1,223.00
    Repair Yours CAN$1,016.00
    SIEMENS JL3F400

    SIEMENS

    ITE SIEMENS

    JL3F400

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, THERMAL MAGNETIC, MOLDED CASE, 400AMP, 3POLE, FRAME ONLY
    Buy Surplus As Low As CAN$1,159.92
    CAN$1,159.92
    SIEMENS LD63T600

    SIEMENS

    ITE SIEMENS

    LD63T600

    CIRCUIT BREAKER TRIP UNIT, SENTRON SERIES, 600 AMP MIN / MAX, TYPE LD, 600 V, 3 POLE
    ✓ IN STOCK!
    CAN$1,782.20 Buy Surplus As Low As CAN$1,110.12
    CAN$1,110.12
    Repair Yours CAN$841.00
    SIEMENS 3VF3111-5DQ71-0AB1

    SIEMENS

    3VF3111-5DQ71-0AB1

    DISCONTINUED BY MANUFACTURER SINCE: 10.17.2014, CIRCUIT BREAKER, 3VF3, 3 POLE, FOR MOTOR PROTECTION IR = 80-100 AMP, ICU=40 KA/415V W/ OVERCURRENT RELEASE AN N-REL 15 X IN, W/O PHASE FAILURE ...
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$1,161.62
    CAN$1,161.62
    Repair Yours CAN$816.61
    SIEMENS 3VF6-211-1BM44-0AA0

    SIEMENS

    FURNAS ELECTRIC CO

    3VF6-211-1BM44-0AA0

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 500-630 AMP, 50/60 HZ, 3 POLE, CURRENT LIMITING
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$4,694.95
    CAN$4,694.95
    Repair Yours CAN$2,560.83
    WESTINGHOUSE EHD3060L

    WESTINGHOUSE

    EHD3060L

    DISCONTINUED BY MANUFACTURER, MOLDED CASE CIRCUIT BREAKER, F-FRAME, EHD, COMPLETE BREAKER, FIXED THERMAL, FIXED MAGNETIC TRIP TYPE, THREE-POLE, 60A, 18 KAIC AT 240 VAC, 14 KAIC AT 480 VAC, L ...
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$809.25
    CAN$809.25
    WESTINGHOUSE FB3100PL

    WESTINGHOUSE

    FB3100PL

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, TRI-PAC, TYPE FB, 3 POLE, 3 PHASE, 100A, 600V, 200KAIC, 40 DEG C, FEED-THRU, LI TRIP, THERMAL MAGNETIC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$1,524.63
    CAN$1,524.63
    Repair Yours CAN$1,016.14
    WESTINGHOUSE HFD3125

    WESTINGHOUSE

    HFD3125

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, TYPE HFD, 3 POLE, 3 PHASE, 125 AMP, 600V, 65KAIC @ 480V, BOLT-ON, NON-INTERCHANGEABLE TRIP, LOAD SIDE LUG TERMINALS, THERMAL MAGNETIC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$1,197.40
    CAN$1,197.40
    Repair Yours CAN$828.28
    WESTINGHOUSE HMCP250F5C

    WESTINGHOUSE

    HMCP250F5C

    DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, MOLDED CASE, SERIES C, 600 VAC MAX, 250 VDC MAX, 3-POLE, 250 AMP, THERMAL MAGNETIC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$1,931.07
    CAN$1,931.07
    Repair Yours CAN$828.00
    WESTINGHOUSE JD3250F

    WESTINGHOUSE

    JD3250F

    CIRCUIT BREAKER FRAME, FRAME ONLY, TYPE JD, 3 PHASE, 3 POLE, 600V, 250A, 35KAIC @ 480V, BOLT-ON, LSI TRIP, THERMAL MAGNETIC, (SEE: EATON JD3250F)
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$1,154.36
    CAN$1,154.36
    Repair Yours CAN$792.00
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