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
ALLEN BRADLEY
140M-F8N-C45
DISCONTINUED BY MANUFACTURER 07/26/2023, MOTOR CIRCUIT PROTECTOR, 140M, FRAME F, RATING - 45 AMP, HIGH BREAK, FIXED MAG ONLY, RANGE - 32-45 AMP
✓ IN STOCK!
Buy Surplus As Low As
$1,247.35
Repair Yours
$1,000.00
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
$795.00
Repair Yours
$660.00
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
$1,340.00
Repair Yours
$690.00
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
$824.64
Repair Yours
$684.45
ASEA BROWN BOVERI
T4V250TW-4
DISCONTINUED BY MANUFACTURER, MOLDED CASE CIRCUIT BREAKER, TMAX SERIES/250 SIZE, CURRENT LIMITING/200 AMP, 1150 VAC/1000 VDC, FIXED 4-POLE (IN-SERIES), FRONT TERMINALS, THERMOMAGNETIC RELEAS ...
✓ IN STOCK!
Buy Surplus As Low As
$1,195.23
Repair Yours
$1,365.03
EATON CORPORATION
KLOCKNER MOELLER
NZMH6-100/ZM6A-70-NA
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 600 VAC MAX, 100 AMP, THERMAL TRIP 70 AMP, INSTANTANEOUS TRIP RANGE: 600-1200 AMP
✓ IN STOCK!
Buy Surplus As Low As
$579.44
Repair Yours
$544.35
SIEMENS
3WN6683-0KG58-1KA3-Z
CIRCUIT BREAKER, MOLED CASE, 220-250V, 50/60HZ
✓ IN STOCK!
Repair Yours
$7,889.23
SCHNEIDER ELECTRIC
MERLIN GERIN
31620
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 250 AMP, 3 POLES, 690 VAC, 50/60 HZ, 750 VDC
✓ IN STOCK!
Buy Surplus As Low As
$990.54
Repair Yours
$822.15
PROTEUS
PAT 160
DISCONTINUED BY MANUFACTURER, MOULDED CASE CIRCUIT BREAKER, 160 AMP, 3 POLE, 415 VAC, 25 KA
✓ IN STOCK!
Buy Surplus As Low As
$548.36
Repair Yours
$531.55
SCHNEIDER ELECTRIC
MERLIN GERIN
MG29851
CIRCUIT BREAKER 100AMP 3P 750V 50/60HZ 8KV W/TRIP
✓ IN STOCK!
Buy Surplus As Low As
$775.94
Repair Yours
$515.23
SIEMENS
5SN9-G8A
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 8 AMP, 50/60 HZ,
✓ IN STOCK!
Buy Surplus As Low As
$33.00
Repair Yours
Contact Us
ASEA BROWN BOVERI
MPS-4G
DISCONTINUED BY MANUFACTURER, MICRO POWER SHIELD,800AMP,715611A00
✓ IN STOCK!
Buy Surplus As Low As
$298.56
Repair Yours
$300.00
ASEA BROWN BOVERI
S281-K16
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 16 AMP, 1 POLE, 277/480 VC
✓ IN STOCK!
Buy Surplus As Low As
$40.45
ASEA BROWN BOVERI
S272-K10A
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER,10 AMP, 2 POLE, 277/480 VAC, K-CURVE
✓ IN STOCK!
Buy Surplus As Low As
$86.40
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
$24.00
SIEMENS
B325M
BREAKER 25A 3P 240V 10K 50C BL MARINE, BL BREAKERS 10K , B325M
✓ IN STOCK!
Repair Yours
$300.00
ALLEN BRADLEY
1492-MCBA340
MINIATURE CIRCUIT BREAKER, CIRCUIT BREAKER - 1" WIDE PER POLE, DIN RAIL MOUNTING, 10 KA, STANDARD TERMINAL, NONE,240V AC, 3 POLE, 40AMPS
✓ IN STOCK!
Buy Surplus As Low As
$94.36
ALLEN BRADLEY
140M-C-UCF
DISCONTINUED BY MANUFACTURER 04/29/2022, UNDERVOLTAGE RELEASE MODULE, 2 EARLY MAKE CONTACTS INTEGRATED, 220-230 V AC, 50 HZ, LEFT SIDE MOUNTING, 18 MM WIDE, USED WITH 140M-C -D -F, MOUNTABLE
✓ IN STOCK!
Buy Surplus As Low As
$352.26
ALLEN BRADLEY
141A-FM72SS63
MCS MOUNTING SYSTEM ADAPTER MODULES, MCS STANDARD BUSBAR MODULE WITH TERMINALS, 72MM X 260MM, 2 STANDARD TOP HAT RAIL, 63 AMP
✓ IN STOCK!
Buy Surplus As Low As
$121.54
ALLEN BRADLEY
141A-FM63SS63
MCS MOUNTING SYSTEM ADAPTER MODULES, MCS STANDARD BUSBAR MODULE WITH TERMINALS, 63MM X 260MM, 2 STANDARD TOP HAT RAIL, 63 AMP
✓ IN STOCK!
Buy Surplus As Low As
$83.43
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
$180.32
Repair Yours
$300.00
ALLEN BRADLEY
1492-CB-3-G-050-N
1492 ENERGY LIMITING MINIATURE CIRCUIT BREAKER, 3
✓ IN STOCK!
Buy Surplus As Low As
$152.54
Repair Yours
$300.00
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
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
$18.00
Repair Yours
$300.00
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
$29.00
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
$74.27
ALLEN BRADLEY
1492-CB1G100-N
DISCONTINUED BY MANUFACTURER 12/01/2007, CIRCUIT BREAKER, MINIATURE, ENERGY LIMITING, 1 POLE, MAGNETIC TRIP RANGE 6...10 X RATED CURRENT (AC), 10.0 A
✓ IN STOCK!
Buy Surplus As Low As
$62.35
ALLEN BRADLEY
1492-CB1H060
DISCONTINUED BY MANUFACTURER 2007-11-30, MINIATURE CIRCUIT BREAKER, ENERGY LIMITING, 1 POLE, MAGNETIC TRIP RANGE 12...20 X RATED CURRENT (AC), 6.0 A
✓ IN STOCK!
Buy Surplus As Low As
$23.09
ALLEN BRADLEY
1492-CB1-H-050
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 5 AMP, 1 POLE, 277 VAC, 1 PHASE, 1/2 HP, DIN RAIL MOUNT
✓ IN STOCK!
Buy Surplus As Low As
$30.74
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
$8.31
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
EATON CORPORATION
CUTLER HAMMER
FDB3015L
MOLDED CASE CIRCUIT BREAKER, C SERIES, F-FRAME, 600 VAC, 250 VDC, 3-POLE, 15 AMP, LINE AND LOAD TERMINALS
✓ IN STOCK!
Repair Yours
$300.00
EATON CORPORATION
CUTLER HAMMER
EHD3030
MOLDED CASE CIRCUIT BREAKER, C SERIES, F-FRAME, 480 VAC, 250 VDC, 3-POLE, 30 AMP, LOAD SIDE LUGS ONLY
✓ IN STOCK!
Repair Yours
$300.00
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
$109.58
SIEMENS
FURNAS ELECTRIC CO
3RV1921-1M
DISCONTINUED BY MANUFACTURER, ALARM SWITCH AUXILIARY CONTACT, 10AMP, 240V, 1NO/1NC
✓ IN STOCK!
Buy Surplus As Low As
$15.75
SIEMENS
FURNAS ELECTRIC CO
3RV1915-1C
DISCONTINUED BY MANUFACTURER, BUSSBAR, AUXILIARY LINE SIDE FEEDER, W/OUT SIDE MTD ACCESS, 12 POLE, 63AMP, 690V
✓ IN STOCK!
Buy Surplus As Low As
$24.72
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
SIEMENS
3RV1011-0GA10
CIRCUIT BREAKER, SIZE S00, FOR MOTOR PROTECTION, 0.45-0.63 AMP, 3 POLE, 690 VAC, CLASS 10, STANDARD SWITCHING, SCREW TYPE TERMINAL, DIN RAIL MOUNT
✓ IN STOCK!
Repair Yours
$300.00
MITSUBISHI
NF30-SS-10A
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, AC 220VOLT, 15 AMP, 2 POLE, AC 600V
✓ IN STOCK!
Buy Surplus As Low As
$25.00
Repair Yours
$300.00
MATSUSHITA ELECTRIC
PANASONIC
BA121505
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 2.5 KA, 5 AMP, 1 POLE, 220 VAC
✓ IN STOCK!
Buy Surplus As Low As
$10.14
