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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SIEMENS
ITE SIEMENS
5SX5-105-7
CIRCUIT BREAKER 0.5AMP 1POLE 230/400VAC C-CURVE
✓ IN STOCK!
Buy Surplus As Low As
CAN$19.08
SIEMENS
5SX2308-8
DISCONTINUED BY MANUFACTURER, MINIATURE CIRCUIT BREAKER, 5SX2, 3 POLE, 480 VAC, 8 AMP, D TRIP CURVE, HIGH INRUSH, (5SX23-D8)
✓ IN STOCK!
Buy Surplus As Low As
CAN$52.63
SIEMENS
5SX2208-8
DISCONTINUED BY MANUFACTURER, MINIATURE CIRCUIT BREAKER, 5SX2, 2 POLE, 480 VAC, 8 AMP, D TRIP CURVE, HIGH INRUSH, (5SX22-D8)
✓ IN STOCK!
Buy Surplus As Low As
CAN$15.75
SIEMENS
SIEMENS INDUSTRY
ED43B030L
DISCONTINUED BY MANUFACTURER, MOLDED CASE CIRCUIT BREAKER, 3 POLES, 3 PHASE, 480V, 30A, THERMAL MAGNETIC PROTECTION, LINE AND LOAD SIDE LUG
✓ IN STOCK!
Buy Surplus As Low As
CAN$674.84
Repair Yours
CAN$508.80
SIEMENS
5SX2116-8
DISCONTINUED BY MANUFACTURER, MINIATURE CIRCUIT BREAKER, 5SX2, 1 POLE, 480 VAC, 16 AMP, D TRIP CURVE, HIGH INRUSH, (5SX21-D16)
✓ IN STOCK!
Buy Surplus As Low As
CAN$11.59
SIEMENS
ITE SIEMENS
5SN9106-0KB30
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, MINIATURE, 6AMP, 1POLE, 380VAC, 220VDC
✓ IN STOCK!
Buy Surplus As Low As
CAN$151.80
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
CAN$17.87
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
CAN$290.01
Repair Yours
CAN$360.00
ALLEN BRADLEY
1492-SPU1B060
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 60AMP, 1POLE, 240VAC, 10KA
✓ IN STOCK!
Buy Surplus As Low As
CAN$35.16
EATON CORPORATION
CUTLER HAMMER
WMS-1C02
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 2 AMP, 1 POLE, 120/277 VAC,C-CURVE
✓ IN STOCK!
Buy Surplus As Low As
CAN$45.53
WESTINGHOUSE
MCP331000CR
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 100 AMP, 3 POLE, 600 VAC
✓ IN STOCK!
Buy Surplus As Low As
CAN$548.71
Repair Yours
CAN$383.55
WESTINGHOUSE
MCP23480RC
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 50 AMP, 3 POLE, 600 V, MOTOR PROTECTOR
✓ IN STOCK!
Buy Surplus As Low As
CAN$309.77
WESTINGHOUSE
FDB2030L
CIRCUIT BREAKER, SERIES C, 30AMP, 2 POLE, 600VAC
✓ IN STOCK!
Repair Yours
CAN$363.64
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$375.31
SIEMENS
ITE SIEMENS
BF120
CIRCUIT BREAKER, 20AMP, 1POLE, 120VAC, W/GROUND FAULT
✓ IN STOCK!
Repair Yours
CAN$360.00
SIEMENS
5SX2330-7
DISCONTINUED BY MANUFACTURER, MINIATURE CIRCUIT BREAKER, 5SX2, 3 POLE, 480 VAC, 30 AMP, C TRIP CURVE, STANDARD, (5SX23-C30)
✓ IN STOCK!
Buy Surplus As Low As
CAN$57.90
SIEMENS
5SX2320-7
DISCONTINUED BY MANUFACTURER, MINIATURE CIRCUIT BREAKER, 5SX2, 3 POLE, 480 VAC, 20 AMP, C TRIP CURVE, STANDARD, (5SX23-C20)
✓ IN STOCK!
Buy Surplus As Low As
CAN$50.12
SIEMENS
5SX2240-7
DISCONTINUED BY MANUFACTURER, MINIATURE CIRCUIT BREAKER, 5SX2, 2 POLE, 480 VAC, 40 AMP, C TRIP CURVE, STANDARD, (5SX22-C40)
✓ IN STOCK!
Buy Surplus As Low As
CAN$14.32
SIEMENS
ITE SIEMENS
E43B100
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 100 AMP, 3 POLE, 480 VAC
✓ IN STOCK!
Buy Surplus As Low As
CAN$248.00
SIEMENS
ITE SIEMENS
E22B015
DISCONTINUED BY MANUFACTURER,CIRCUIT BREAKER, 15 AMP, 2 POLE, 240 VAC, TYPE E
✓ IN STOCK!
Buy Surplus As Low As
CAN$75.61
SIEMENS
SIEMENS INDUSTRY
ED63B040L
BRKR ED6 3P 600V 40A LUG, ED STD INTER TM BRKR, MOLDED CASE CIRCUIT BREAKERS , ED63B040L , ED63B040L
✓ IN STOCK!
Repair Yours
CAN$360.00
SIEMENS
ITE SIEMENS
P250
DISCONTINUED BY MANUFACTURER,CIRCUIT BREAKER, 50AMP, 2POLE, 240V, PUSHMATIC
✓ IN STOCK!
Buy Surplus As Low As
CAN$99.28
SIEMENS
ITE SIEMENS
P2100
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 100AMP, 2 POLE, PUSHMATIC
✓ IN STOCK!
Repair Yours
CAN$360.00
SIEMENS
FURNAS ELECTRIC CO
3RV1421-1GA10
DISCONTINUED BY MANUFACTURER 10/01/2019, CIRCUIT BREAKER, SIZE S0, FOR TRANSFORMER PROTECTION A-RELEASE, 4.5-6.3 AMP, SCREW TERMINAL, STANDARD SWITCHING CAPACITY, 3RV1421-1GA10 IS REPLACED B ...
✓ IN STOCK!
Buy Surplus As Low As
CAN$284.45
SIEMENS
FURNAS ELECTRIC CO
3RV1021-4DA10
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, STARTER MOTOR PROTECTOR, SIZE S0, CLASS 10, 20-25 AMP, SCREW TERMINAL, STANDARD SWITCHING CAPACITY, SUCCESSOR IS 3RV2021-4DA10
✓ IN STOCK!
Buy Surplus As Low As
CAN$268.45
Repair Yours
CAN$360.00
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
CAN$331.77
Repair Yours
CAN$360.00
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
CAN$136.90
SIEMENS
FURNAS ELECTRIC CO
3RV1021-1KA10
DISCONTINUED BY MANUFACTURER 10/01/2019, CIRCUIT BREAKER, MOTOR PROTECTOR, 9/12.5 AMP, 3 POLE, 400/690 VAC, 50/60 HZ, SIZE S0, SUCCESSOR IS SIRIUS 3RV2, PREFERRED SUCCESSOR TYPE IS 3RV2011-1 ...
✓ IN STOCK!
Buy Surplus As Low As
CAN$176.09
Repair Yours
CAN$360.00
FEDERAL PACIFIC ELECTRIC
NJL631400
DISCONTINUED BY MANUFACTURER, MOLDED CASE CIRCUIT BREAKER, 400AMP, 3POLE, 600VAC
✓ IN STOCK!
Buy Surplus As Low As
CAN$108.25
Repair Yours
CAN$360.00
FEDERAL PACIFIC ELECTRIC
NEF431100
CIRCUIT BREAKER, VOLTAGE RATING: 480VAC, CURRENT RATING: 100AMP, 3 POLE
✓ IN STOCK!
Repair Yours
CAN$513.60
EATON CORPORATION
CUTLER HAMMER
BAB1020S
CIRCUIT BREAKER, THERMAL MAGNETIC, QUICKLAG, 20 AMP, 120/240V, 10 KAIC, SINGLE POLE, W/ SHUNT TRIP, - 120/208/240 VAC, - (2.6A-120VAC / 11A-24VDC)
✓ IN STOCK!
Repair Yours
CAN$360.00
FUJI ELECTRIC
EG203B-125
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 125AMP, 3POLE, 100-200-415V, 15-30KA
✓ IN STOCK!
Buy Surplus As Low As
CAN$315.41
Repair Yours
CAN$360.00
FUJI ELECTRIC
BU-ESB3030
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 30 AMP, 3 POLE, 600 VAC
✓ IN STOCK!
Buy Surplus As Low As
CAN$166.98
EATON CORPORATION
CUTLER HAMMER
HMCP100R3
CIRCUIT BREAKER, SERIES C, 100 AMP, 3 POLE, 600 VAC, 250 VDC
✓ IN STOCK!
Repair Yours
CAN$383.94
GENERAL ELECTRIC
THED136030WL
CIRCUIT BREAKER, 30 AMP, 3 POLE, 600 VAC, W/LUGS
✓ IN STOCK!
Repair Yours
CAN$360.00
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!
Repair Yours
CAN$393.61
EATON CORPORATION
CUTLER HAMMER
WMS3C30
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, C-CURVE, 30 AMP, 3 POLE, 480 VAC, PLUG-IN
✓ IN STOCK!
Buy Surplus As Low As
CAN$128.89
EATON CORPORATION
CUTLER HAMMER
QBGF1020
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 20AMP, 1POLE, 120VAC, GROUND FAULT
✓ IN STOCK!
Buy Surplus As Low As
CAN$247.06
Repair Yours
CAN$360.00
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
CAN$37.23
ALLEN BRADLEY
1492-CB2G005
DISCONTINUED BY MANUFACTURER 12/01/2007, CIRCUIT BREAKER, 2 POLES, MAGNETIC TRIP RANGE 6...10 X RATED CURRENT (AC), 0.5 A, IEC, OPEN STYLE, DIN RAIL MOUNTABLE
✓ IN STOCK!
Buy Surplus As Low As
CAN$50.24
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
CAN$34.37
Repair Yours
CAN$360.00
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
CAN$67.52
WESTINGHOUSE
HMCP050K2C
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 50 AMP, 3 POLE, 600 VAC
✓ IN STOCK!
Buy Surplus As Low As
CAN$625.22
Repair Yours
CAN$376.80
