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.
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SIEMENS
5SY7502-7
MINIATURE CIRCUIT BREAKER, 230VAC, 15KA, 1+N-POLE, C, 2A , 5SY7502-7 , 5SY7502-7 , 5SY7502-7
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SIEMENS
ITE SIEMENS
E63A002
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 2 AMP, 600 VAC, 3 POLE
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CAN$375.06
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SIEMENS
MURRAY BREAKERS
MP370
BREAKER, 70 AMP, 3 PHASE, 240 VOLT, 10KA MP-T
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SCHURTER
AS168X-CB2H200
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, THERMAL MAG, 2P, 20A; VOLTAGE RATING VDC:65V; VOLTAGE RATING VAC:480V; CURRENT RATING:20A; NO. OF POLES:2; CIRCUIT BREAKER MOUNTING:D
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CAN$69.17
FEDERAL PACIFIC ELECTRIC
NEF435015
CIRCUIT BREAKER, 15 AMP, 3 POLE, 480 VAC
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CAN$225.44
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ASEA BROWN BOVERI
S273C13
CIRCUIT BREAKER 13AMP 3POLE TYPE C 10KA
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CAN$217.80
ASEA BROWN BOVERI
S211B20
CIRCUIT BREAKER 20AMP 1POLE MINI
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CAN$56.63
ASEA BROWN BOVERI
S273-K63A
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 63 AMP, 3 POLE, 277/480 V, AC
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CAN$127.94
ASEA BROWN BOVERI
S271-K6A
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 6 AMP, 1 POLE, 277/480 VAC, DIN-RAIL MOUNT, K-CURVE
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CAN$41.46
HAGER
CDA-225D
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER 25AMP 2P 30MA
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CAN$77.04
ASEA BROWN BOVERI
S201-Z4
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 4-AMP, 1-POLE, 230/400VAC, Z-CURVE, REPLACED BY ST201M-Z4
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CAN$46.49
SIEMENS
FURNAS ELECTRIC CO
3VU9132-0AA16
DISCONTINUED BY MANUFACTURER 10/24/2003, UNDERVOLTAGE RELEASE, 380-415 VAC (50 HZ), 440-480 VAC (60 HZ), ACCESSORY FOR 3VU13 CIRCUIT BREAKERS
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CAN$100.19
SIEMENS
5SZ3-440-3A
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 40AMP, RESIDUAL CURRENT
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CAN$148.11
ETA ENGINEERING TECHNOLOGY
E-T-A CIRCUIT BREAKERS
43-500-P10
CIRCUIT BREAKER, 2.5 AMP
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CAN$22.65
ASEA BROWN BOVERI
ESB43125L
CIRCUIT BREAKER 125AMP 3POLE 480V
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CAN$643.44
ASEA BROWN BOVERI
EHB63070L
CIRCUIT BREAKER 70AMP 3POLE 600V 6 LUG
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CAN$561.28
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SIEMENS
ITE SIEMENS
5SN1325
DISCONTINUED BY MANUFACTURER 01-08-1996, CIRCUIT BREAKER, MINIATURE, TYPE N, G-CURVE, 6KA 25AMP, 1POLE, 380V
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CAN$28.11
SIEMENS
ITE SIEMENS
5SN3315
CIRCUIT BREAKER 1.6AMP 3POLE 220/380VAC G-CURVE
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CAN$486.43
LOVATO
LMR321000
DISCONTINUED BY MANUFACTURER, MOTOR.PROTECTECTOR.CIRCUIT BREAKER, 6-10AMP
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CAN$212.88
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EATON CORPORATION
HEINEMANN
AM1S-A8-A-0030-10E
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, SERIES AM/S, 30 AMP, 250 V, 50 / 60 HZ, 10 DELAY, -40 C TO +85 C.
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CAN$24.66
EATON CORPORATION
HEINEMANN
KD1-1R5
CIRCUIT BREAKER, THERMAL, 1 POLE, 250V, 1.5 AMP, KD SERIES, VOLTAGE RATING VDC:50VDC; VOLTAGE RATING VAC:250VAC, PANEL MOUNT, ROHS COMPLIANT: YES
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ALTECH CORP
1GU50
1G50UM, 50A, CIRCUIT BREAKER,G CHAR, 1POLE, 277VAC, UL508
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SIEMENS
5SQ13-G10A
CIRCUIT BREAKER 10AMP 3-POLE 380/415VAC
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CAN$313.64
SIEMENS
FURNAS ELECTRIC CO
3VF3111-1BQ41-0AB2
CIRCUIT BREAKER 80AMP 400/690V 50/60HZ 3P
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CAN$108.99
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WESTINGHOUSE
QC3030
CIRCUIT BREAKER 30AMP 3POLE 240VAC 10KAIC
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CAN$83.81
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WESTINGHOUSE
EB2025
CIRCUIT BREAKER, 25 AMP, 2 POLE, 240VAC
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CAN$68.67
GENERAL ELECTRIC
TEC26030
CIRCUIT BREAKER, 30 AMP, 2 POLE, 600 VAC
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MITSUBISHI
NF50-CS-3P-50A
DISCONTINUED BY MANUFACTURER, MOLDED CASE CIRCUIT BREAKER, 50 AMP, 3 POLE, 600 VAC, NO FUSE BREAKER
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CAN$159.82
MITSUBISHI
NF225-CS-3P-150A
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, NO-FUSE BREAKER, 3 POLE, 150 AMP, 600 VAC, 50/60 HZ
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CAN$221.64
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MITSUBISHI
NV-2F-15A-2P
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER 15AMP 2POLE 30MA 100/200V
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CAN$55.57
MILBANK
UQFP-200
DISCONTINUED BY MANUFACTURER, CIRCUIT BREAKER, 2 POLE, 200 AMP, THERMAL MAGNETIC TRIP
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CAN$293.30
ETA ENGINEERING TECHNOLOGY
E-T-A CIRCUIT BREAKERS
4104PR
DISCONTINUED BY MANUFACTURER, THERMAL OVERCURRENT CIRCUIT BREAKER, PCB MOUNTING TYPE, SOLDER TERMINAL PINS FOR PCB MOUNTING
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CAN$10.43
SIEMENS
5SZ3227
DISCONTINUED BY MANUFACTURER 01/03/2000, CIRCUIT BREAKER, EARTH LEAKAGE, N-TYPE, 63 AMP, 30 MA, 2-POLE, 230 VAC, PULSE CURRENT SENSITIVE, SURGE-PROOF, DIN RAIL MOUNT, IP40
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CAN$30.22
