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
MDL3800
CIRCUIT BREAKER, 3 POLE, 800A; PRODUCT RANGE:C SERIES; CURRENT RATING:800A; NO. OF POLES:3 POLE; VOLTAGE RATING VDC:250V; VOLTAGE RATING VAC:600V; CIRCUIT BREAKER MOUNTING:DIN RAIL, PANEL RO ...
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EATON CORPORATION
CUTLER HAMMER
LD3400
CIRCUIT BREAKER, 3 POLE, 400 AMP, 250 VDC, 600 VAC, 50-60 HZ
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GENERAL ELECTRIC
TFK236F000
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER FRAME, FRAME ONLY, TYPE TFK, 3 POLE, 600 VAC, BOLT-ON, THERMAL MAGNETIC, INTERCHANGEABLE TRIP
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$1,839.93
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GENERAL ELECTRIC
TJC-36600G
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 600AMP, 3POLE, 600VAC
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$1,026.00
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GENERAL ELECTRIC
THFK236F000
CIRCUIT BREAKER, HI-BREAK FRAME ONLY, THERMAL MAGNETIC, HIGH INTERRUPTING CAPACITY, TFK FRAME TYPE, 225 AMP, 600 VAC, 3 POLE, 3 PHASE, 25KAIC@480V, BOLT-ON
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SIEMENS
FURNAS ELECTRIC CO
3RV1021-0KA10
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, MOTOR STARTER, 0.9-1.25 AMP, 3 POLE, 600 VAC, 10 AMP TRIP, 16 AMP, STANDARD SWITCHING CAPACITY, SCREW CONNECTION
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$806.27
EATON CORPORATION
CUTLER HAMMER
KDC3400
CIRCUIT BREAKER, SERIES C, TYPE KDC, K FRAME, 3 POLE, 3 PHASE, 400A, 600V, 100KA @ 480V, LI TRIP, FEED-THRU, THERMAL MAGNETIC
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ALLEN BRADLEY
140M-C2T-B63
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, MOTOR PROTECTION, 140M, FRAME C, RATING - 32 AMP, NORMAL BREAK, ADJ THERMAL/ FIXED MAG, RANGE - 4-6.3 AMP
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$600.23
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GENERAL ELECTRIC
TEC36030
DISCONTINUED BY MANUFACTURER, MAG-BREAK MOTOR CIRCUIT PROTECTOR, 30AMP, 3POLE, 600VAC, MAGNETIC ONLY, MAGNETIC RANGE 90-390A, TYPE TEC, STANDARD INTERRUPTING CAPACITY, FEED-THRU, UL LISTED, ...
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$1,110.90
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EATON CORPORATION
CUTLER HAMMER
JDC3150
CIRCUIT BREAKER, MOLDED CASE, J-FRAME, 150 AMP, 3 POLE, 600 VAC, 250 VDC, 50/60 HZ
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EATON CORPORATION
CUTLER HAMMER
HND312T36W
CIRCUIT BREAKER FRAME ONLY, WITHOUT TERMINALS, DIGITRIP 310 RMS, 3 POLE, 1200 AMP FRAME, 600 VAC, 100 KAIC AT 240 VAC, 65 KAIC AT 480 VAC
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EATON CORPORATION
CUTLER HAMMER
HKD3300
THERMAL MAG CKT BREAKER, 3 POLE, 300A; PRODUCT RANGE:HKD SERIES; CURRENT RATING:300A; NO. OF POLES:3 POLE; VOLTAGE RATING VDC:250VDC; VOLTAGE RATING VAC:600VAC; CIRCUIT BREAKER MOUNTING:DIN ...
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EATON CORPORATION
CUTLER HAMMER
HFD3100
MOLDED CASE CIRCUIT BREAKER, C SERIES, F-FRAME, 600 VAC, 250 VDC, 3-POLE, 100 AMP, LOAD SIDE LUGS ONLY, BOLT-ON
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EATON CORPORATION
CUTLER HAMMER
HFD3030
MOLDED CASE CIRCUIT BREAKER, C SERIES, F-FRAME, 600 VAC, 250 VDC, 3-POLE, 30 AMP, LOAD SIDE LUGS ONLY
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EATON CORPORATION
CUTLER HAMMER
HFD3015
CIRCUIT BREAKER, C SERIES, F-FRAME, 15 AMP, 3 POLE, 600 VAC, 250 VDC, LOAD SIDE LUGS ONLY
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EATON CORPORATION
CUTLER HAMMER
HMCPE100R3C
CIRCUIT BREAKER, SERIES G, 3 POLE, 3 PHASE, 480V, 100A, 14KAIC @ 400V, FEED-THRU, INSTANTANEOUS TRIP, MAGNETIC ONLY
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GENERAL ELECTRIC
THED136150
CIRCUIT BREAKER, 150 AMP, 3 POLE, 600 VAC , THED136150
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GENERAL ELECTRIC
THED136070
CIRCUIT BREAKER, MOLDED CASE, THERMAL MAGNETIC, 70 AMP, 600 VAC, 250 VDC, 3 POLE, W/LOAD LUGS
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GENERAL ELECTRIC
TFJ236200
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 200 AMP, 3 POLE, 600 VAC
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$1,922.22
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GENERAL ELECTRIC
TED134030
CIRCUIT BREAKER, 30 AMP, 3 POLE, 480 VAC, 250 VDC, 5 KAIC, MOLDED CASE, THERMAL MAGNETIC
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GENERAL ELECTRIC
SELA36AI0150
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 150 AMP, 3 POLE, 600 VAC, FRAME TYPE: SELA, INSTANTANEOUS TRIP FUNCTIONS, MAGNETIC ONLY, SUITABLE FOR REVERSE FED APPLICATIONS, HIGH INTERRUPTI ...
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GENERAL ELECTRIC
FVK422R
DISCONTINUED BY MANUFACTURER, FUSIBLE PLUG, FLEX-A-POWER BUSWAY, TYPE QMR, 3 PHASE, 4 WIRE, 60 AMP, 240V
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$792.00
EATON CORPORATION
CUTLER HAMMER
MA3800F
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 600V, 800A, 3P, BOLT-ON CONNECTION, THERMAL MAGNETIC PROTECTION, 30KA@480V AIC RATING
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$1,162.35
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EATON CORPORATION
CUTLER HAMMER
JDC3250
###CIRCUIT BREAKER, TYPE JDC, 250AMP, 3POLE, 600VAC, 250VDC, 35KAIC @ 600V
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EATON CORPORATION
CUTLER HAMMER
HFD3030L
MOLDED CASE CIRCUIT BREAKER, C SERIES, F-FRAME, 30 AMP, 3 POLE, 600 VAC / 250 VDC, 50/60 HZ, TRIP TYPE: FIXED TERMINAL / FIXED MAGNETIC, TERMINALS: LINE AND LOAD
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SIEMENS
ED43B035
MOLDED CASE CIRCUIT BREAKER, SENTRON SERIES, THERMAL MAHNETIC, STANDARD RATING, TYPE ED, 480 VAC, 3 POLE, STANDARD 40 DEGREES C BREAKER, 35 AMP , ED43B035 , ED43B035
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EATON CORPORATION
CUTLER HAMMER
NC31200WK
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 1200 AMP, 3 POLE, 600 V
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$971.21
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EATON CORPORATION
CUTLER HAMMER
KD3400F
CIRCUIT BREAKER FRAME, SERIES C, K FRAME, FRAME ONLY, 3 PHASE, 3 POLE, 400 AMP RATING, 600 VAC, BOLT-ON, THERMAL MAGNETIC
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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 ...
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SIEMENS
ITE SIEMENS
ED63B030
CIRCUIT BREAKER, 30 AMP, 3 POLE, 600 VAC
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SIEMENS
ITE SIEMENS
FXD63B225
MOLDED CASE CIRCUIT BREAKER WITH THERMAL - MAGNETIC TRIP UNIT. STANDARD 40 DEG C BREAKER FD FRAME WITH STANDARD BREAKING CAPACITY AND NON INTERCHANGEABLE TRIP. MEETS UL 489 / IEC 60947-2 STA ...
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SIEMENS
ITE SIEMENS
ED63B025L
BRKR ED6 3P 600V 25A LUG, ED STD INTER TM BRKR, MOLDED CASE CIRCUIT BREAKERS , ED63B025L , ED63B025L
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SIEMENS
ITE SIEMENS
MBKQJ3
CIRCUIT BREAKER MOUNTING KIT, QJ FRAME, 3 PHASE, 600 V, 225 A, ALUMINUM
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SIEMENS
ITE SIEMENS
JXD63B400
CIRCUIT BREAKER, SENTRON, 3 POLE, 3 PHASE, 400 AMP, 600V, 35KAIC @ 480V, 40 DEG C, BOLT ON, NON-INTERCHANGEABLE TRIP, WITHOUT LUGS, THERMAL MAGNETIC
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SIEMENS
ITE SIEMENS
EH3B070
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 70 AMP, 3 POLE, 3 PHASE, 480 VAC, 18KA @ 240V, 14KA @ 480V
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$686.28
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GENERAL ELECTRIC
TQD22150WL
CIRCUIT BREAKER, Q-LINE, 2 POLE, 1 PHASE, 150 AMP, 240V, 10KAIC, LINE & LOAD SIDE LUGS, FEED-THRU, THERMAL MAGNETIC
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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
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$699.93
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WESTINGHOUSE
LB3400
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 400 AMP, 3 POLE, 600 VAC, 50/60 HZ
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$628.00
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SIEMENS
ITE SIEMENS
BOS14355
DISCONTINUED BY MANUFACTURER, BUS PLUG FUSIBLE 400A 600V 3P
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$5,600.00
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SIEMENS
ITE SIEMENS
JXD63B200
CIRCUIT BREAKER, 200-AMP, JXD SERIES, 600V
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SIEMENS
JXD23B300
CIRCUIT BREAKER, SENTRON SERIES, TYPE JXD, THERMAL MAGNETIC, STANDARD INTERRUPTING CAPACITY, 3 POLE, 3 PHASE, 300 AMP, 240 VAC , JXD23B300 , JXD23B300
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SIEMENS
ITE SIEMENS
HHED63B070
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, SENTRON, 70 AMPS, THERMAL MAGNETIC, EXTRA HIGH INTERRUPT, ED FRAME, 600 VAC, 3 POLE, 40C
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$627.70
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