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Circuit Breaker

For power distribution and electrical protection systems, circuit breakers are among the most critical components for safeguarding equipment, personnel, and facilities from electrical overloads and short circuits. Circuit breakers automatically interrupt electrical current flow when abnormal conditions are detected, protecting circuits from damage while allowing manual reset and continued operation. Electrical.com carries an extensive selection of circuit breakers from all major manufacturers, including new, used, surplus, and re-certified options. These components are designed to meet the diverse needs of commercial buildings, manufacturing facilities, data centers, and industrial power distribution applications.
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Part Number
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Manufacturer
Amperage
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HQNPL2020
HQNPL2020
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Cutler Hammer
20
2
HRGCV11L
HRGCV11L
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Cutler Hammer
-
-
HRGCV31L
HRGCV31L
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Cutler Hammer
-
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K-600-VSR-600A-MO-DO
K-600-VSR-600A-MO-DO
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Cutler Hammer
600
3
KEM3125T
KEM3125T
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Cutler Hammer
-
3
KPRL3AGB06-1
KPRL3AGB06-1
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Cutler Hammer
-
-
KS3125TG
KS3125TG
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Cutler Hammer
-
3
KYKJG
KYKJG
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Westinghouse
-
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LFB3010MR
LFB3010MR
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Cutler Hammer
-
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LST4RPK
LST4RPK
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Cutler Hammer
-
-
MDNC12
MDNC12
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Cutler Hammer
1200
3
MDSC12
MDSC12
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Cutler Hammer
1200
3
MN403PA
MN403PA
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Cutler Hammer
-
-
MP40KF225-3
MP40KF225-3
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Cutler Hammer
-
-
MWI6084HEA
MWI6084HEA
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Cutler Hammer
800
4
MWI6203LEA
MWI6203LEA
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Cutler Hammer
2000
3
MWI6253LEA
MWI6253LEA
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Cutler Hammer
2500
3
MWN6163HEA
MWN6163HEA
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Cutler Hammer
1600
3
PD6D08A080
PD6D08A080
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Cutler Hammer
-
-
PD6D16A120
PD6D16A120
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Cutler Hammer
-
-
PD6R16A080
PD6R16A080
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Cutler Hammer
-
-
PD6R16A100
PD6R16A100
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Cutler Hammer
-
-
PD6R16A120
PD6R16A120
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Cutler Hammer
-
-
PD6R20A200
PD6R20A200
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Cutler Hammer
-
-
Popular Circuit Breaker Manufacturers

Electrical.com stocks the largest inventory of circuit breakers in the world, with over 1 million square feet of new, used, surplus, and re-certified circuit protection equipment available for immediate shipment. From residential to industrial applications, across all voltage and amperage ratings, we have what you need when others say no. Our comprehensive circuit breaker inventory spans all voltage classes, amperage ratings, and pole configurations from all major manufacturers including current production and discontinued models from legacy suppliers. Available in new factory condition, surplus stock, and re-certified options‚ All backed by our standard 2-year Electrical.com warranty. Our circuit breakers serve critical applications across manufacturing facilities, commercial buildings, data centers, healthcare facilities, utilities and power generation, industrial plants, residential construction, telecommunications infrastructure, and process control installations.


Whether you're maintaining legacy equipment with obsolete circuit breaker models or sourcing current production components for new electrical systems, our 40+ warehouse locations across the US and Canada ensure rapid delivery to minimize your downtime and keep your operations running. Need circuit breakers now? Call 877-999-7077 or email [email protected]. With same-day shipping available and the right parts ready to ship from our nearest warehouse location, Electrical.com gets your operations back online fast. We can say yes when others have to say no.

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