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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EATON CORPORATION
CUTLER HAMMER
CH-115GF
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 15AMP, 1POLE, 120VAC, GROUND FAULT
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$141.59
ASEA BROWN BOVERI
S271-K6
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 6AMP, 1POLE, 277/480VAC, DIN-RAIL MOUNT
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Buy Surplus As Low As
$13.23
ALLEN BRADLEY
1492-SP2C-020
DISCONTINUED BY MANUFACTURER 04/30/2014, MINIATURE CIRCUIT BREAKER, SUPPLEMENTARY PROTECTOR, 2 POLE, 2 AMP, C CURVE, 480Y/277 VAC MAX US, 415 VAC MAX IEC, 2 POLE, 415 VAC, C-CURVE
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Buy Surplus As Low As
$116.84
ALLEN BRADLEY
1492-SP1C030
DISCONTINUED BY MANUFACTURER 2014-04-29, CIRCUIT BREAKER, 3AMP, 1POLE, 240/415VAC, C-CURVE, 10KA
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Buy Surplus As Low As
$20.00
ALLEN BRADLEY
1492-SP1C010
DISCONTINUED BY MANUFACTURER, PRODUCT HAS BEEN DISCONTINUED SINCE: 04/30/2014 CIRCUIT BREAKER, 1 AMP, 1 POLE, 240/415 VAC, C-CURVE, DIN RAIL MOUNT
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Buy Surplus As Low As
$18.88
SIEMENS
ITE SIEMENS
BF120
CIRCUIT BREAKER, 20AMP, 1POLE, 120VAC, W/GROUND FAULT
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SIEMENS
5SX2320-7
DISCONTINUED BY MANUFACTURER, MINIATURE CIRCUIT BREAKER, 5SX2, 3 POLE, 480 VAC, 20 AMP, C TRIP CURVE, STANDARD, (5SX23-C20)
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Buy Surplus As Low As
$36.75
SIEMENS
ITE SIEMENS
ED63S100A
CIRCUIT BREAKER, MOLDED CASE, W/ MAGNETIC ONLY TRIP UNIT, 100 AMP, 3 POLE, 600 V, 18 KA, ED FRAME, W/ STANDARD BREAKING CAPACITY
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SIEMENS
ED43B040
CIRCUIT BREAKER, FRAME TYPE ED, THERMAL MAGNETIC, INSTANTANEOUS TRIP, 18 KA, 40 AMP, 3 POLE, 480 VAC, SIDE LUG TERMINAL, BOLT-ON , ED43B040 , ED43B040
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SIEMENS
ITE SIEMENS
E43B100
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 100 AMP, 3 POLE, 480 VAC
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Buy Surplus As Low As
$173.18
SIEMENS
ITE SIEMENS
E22B015
DISCONTINUED BY MANUFACTURER,CIRCUIT BREAKER, 15 AMP, 2 POLE, 240 VAC, TYPE E
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Buy Surplus As Low As
$52.80
SIEMENS
CQD220
BREAKER CQD 2P 20A 480/277V 14KA DIN, CIRCUIT BREAKER BQ & HB , CQD220 , CQD220
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SIEMENS
ITE SIEMENS
CQD215
CIRCUIT BREAKER, 15AMP, 2 POLE, 480/277V, 14KA, DIN
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EATON CORPORATION
CUTLER HAMMER
CHB-120GF
DISCONTINUED BY MANUFACTURER, GROUND FAULT CIRCUIT BREAKER, 20 AMP, 1-POLE, 120/240 VAC, 10 KAIC
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Buy Surplus As Low As
$285.31
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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
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ALLEN BRADLEY
1492-GH030
MINIATURE CIRCUIT BREAKER,BULLETIN 1492-GH, HIGH DENSITY SUPPLEMENTARY PROTECTORS, CIRCUIT BREAKER, 3 AMP, 1 POLE, 250 VAC, 50/60 HZ, DC 65V, DIN RAIL MOUNT
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Buy Surplus As Low As
$94.91
ALLEN BRADLEY
140M-D8E-C10
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, MOTOR PROTECTION, 140M, FRAME D, RATING - 32 AMP, HIGH BREAK, ADJ THERMAL/ FIXED MAG, RANGE - 6.3-10 AMP, REPLACED BY 140MT-D9E-C10
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$391.20
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WESTINGHOUSE
FA3015
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, MOLDED, 15AMP, 3POLE, 600VAC, 3 PHASE, BOLT-ON CONNECTION, THERMAL MAGNETIC, LONG-TIME AND INSTANTANEOUS, 14KA@480V
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Buy Surplus As Low As
$208.51
SIEMENS
ITE SIEMENS
FD63T200
THERMAL MAGNETIC. FD FRAME. 3 POLE. 200 AMPERE. MAGNETIC TRIP ADJUSTMENT. SPEEDFAX[T BRAND. FD6 MODEL, SIEMENS LOW VOLTAGE SENTRON MOLDED CASE CIRCUIT BREAKER. THERMAL - MAGNETIC TRIP UNIT F ...
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SIEMENS
ITE SIEMENS
EE3-B030
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, TYPE EE, 30 AMP, 3 POLE, 3 PHASE, 10 KA @ 240 VAC
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Buy Surplus As Low As
$160.45
SIEMENS
ITE SIEMENS
EE3-B020
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 20AMP, 3POLE, 240VAC
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Buy Surplus As Low As
$305.01
SIEMENS
ITE SIEMENS
ED42B020
CIRCUIT BREAKER, MOLDED CASE, SENTRON SERIES, 2 POLE, 20 AMPS, 18 KA AT 480 VAC, 50/60 HZ, FIXED, 3 PHASE
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SIEMENS
ITE SIEMENS
QE120
QE120 CIRCUIT BREAKER, 20A, QE, CIRCUIT BREAKER, 240V, 20 AMP
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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 ...
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Buy Surplus As Low As
$198.63
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
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$187.46
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ALLEN BRADLEY
1492-CB1G100
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 1 POLE, G-TRIP, MAGNETIC TRIP RANGE 6...10 X RATED CURRENT, 10 A RATED CURRENT, 2 HP MAX HP RATING, 277V AC 1 PHASE (65V DC) MAX OPERATING VOLT ...
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Buy Surplus As Low As
$26.09
ALLEN BRADLEY
1492-CB2G500
DISCONTINUED BY MANUFACTURER 11/01/2007, CIRCUIT BREAKER, MINIATURE, 50 AMP, 2 POLE, 480 VAC / 65 VDC, MOUNTABLE
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Buy Surplus As Low As
$159.84
ALLEN BRADLEY
1492-CB2-G150
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 15 AMP, 2 POLE, 480Y/277 VAC, 1 PHSAE, 5 HP
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Buy Surplus As Low As
$73.78
ALLEN BRADLEY
140M-C2E-C16
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, MOTOR PROTECTION, 140M, FRAME C, RATING - 32 AMP, NORMAL BREAK, ADJ THERMAL/ FIXED MAG, RANGE - 10-16 AMP
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Buy Surplus As Low As
$148.50
ALLEN BRADLEY
140M-C2E-C10
DISCONTINUED BY MANUFACTURER 02/04/2022, CIRCUIT BREAKER, MOTOR PROTECTION, 140M, FRAME C, RATING - 32 AMP, NORMAL BREAK, ADJ THERMAL/ FIXED MAG, RANGE - 6.3-10 AMP
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Buy Surplus As Low As
$194.25
ALLEN BRADLEY
198-H3
CIRCUIT BREAKER OPERATING MECHANISM, 194R, ROTORY TYPE, FOR CUTLER-HAMMER-WESTINGHOUSE 250 A, 400 AMP, JD, JDB, JDC, HJD, HMCP 250 AFRAME AND KD, KDB, KDC, HKD, HMCP 400 A FRAME CIRCUIT BREA ...
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Buy Surplus As Low As
$29.60
ALLEN BRADLEY
1492-GH040
CIRCUIT BREAKER, MINIATURE, THERMAL MAGNETIC, 4 AMP, 250 VAC, 50/60 HZ, 80 MM HEIGHT, 73.4 MM DEPTH, DIN RAIL MOUNT, BLACK
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Buy Surplus As Low As
$66.21
ALLEN BRADLEY
1492-GH002
MINIATURE CIRCUIT BREAKER, 0.2 AMP RATING, 250VAC, 65VDC, DIN RAIL MOUNT
✓ IN STOCK!
Buy Surplus As Low As
$38.08
ALLEN BRADLEY
140M-F8E-C45
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, MOTOR PROTECTION, 140M, FRAME F, 45 AMP RATING, HIGH BREAK, ADJ THERMAL/ FIXED MAG, 32-45 AMP RANGE
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Buy Surplus As Low As
$394.75
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ALLEN BRADLEY
140M-F8E-C25
CIRCUIT BREAKER, MOTOR PROTECTION, 140M, FRAME F, RATING - 45 AMP, HIGH BREAK, ADJ THERMAL/ FIXED MAG, RANGE - 18-25 AMP
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Buy Surplus As Low As
$425.83
ALLEN BRADLEY
140M-D8E-C25
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, MOTOR PROTECTION, 140M, FRAME D, RATING - 32 AMP, HIGH BREAK, ADJ THERMAL/ FIXED MAG, RANGE - 18-25 AMP
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Buy Surplus As Low As
$316.64
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WESTINGHOUSE
FDB3015
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 15AMP, 3POLE. 600VAC. 50/60HZ
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Buy Surplus As Low As
$229.00
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SIEMENS
ED41B050L
MOLDED CASE CIRCUIT BREAKER, SENTRON SERIES, THERMAL MAHNETIC, STANDARD RATING, TYPE ED, 480 VAC, 1 POLE, STANDARD 40 DEGREES C BREAKER, 50 AMP
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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
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
ASEA BROWN BOVERI
S271-K10
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 10AMP, 1POLE, 270/480VAC
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Buy Surplus As Low As
$69.38
SIEMENS
ITE SIEMENS
BQ3B050
CIRCUIT BREAKER, BQ, 3POLE, 240V, 50AMP, 10K
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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
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EATON CORPORATION
CUTLER HAMMER
CHB115GF
CIRCUIT BREAKER, 15AMP, 1POLE, GROUND FAULT INTERRUPT
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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 ...
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$243.25
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