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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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MF40060V1-1000U-G99
MF40060V1-1000U-G99
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$28.51
Sunon
MF40060V1000UA99
MF40060V1000UA99
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GM1204PQB1-8A
GM1204PQB1-8A
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KD1212PTB1-6A/F
KD1212PTB1-6A/F
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KDE1204PFB1-8
KDE1204PFB1-8
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Sunon
KDE1204PFV1.11.MS.A.GN
KDE1204PFV1.11.MS.A.GN
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KDE1204PKV1
KDE1204PKV1
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KDE1245PFB1-8
KDE1245PFB1-8
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KDE2406PHS2
KDE2406PHS2
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KDE2409PTB1-6A
KDE2409PTB1-6A
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Sunon
KDE2412PMS1-6A
KDE2412PMS1-6A
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Sunon
MB50151V1-000U-A99
MB50151V1-000U-A99
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Sunon
MC30101V2-0000-A99
MC30101V2-0000-A99
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Sunon
ME40101V1000UG99
ME40101V1000UG99
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ME50152V2-0000-A99
ME50152V2-0000-A99
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Sunon
ME8025VX-0000-G99
ME8025VX-0000-G99
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Sunon
PE60252B1-000U-A99
PE60252B1-000U-A99
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Sunon
PE80252B1-000U-A99
PE80252B1-000U-A99
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Sunon
PE92252B1000UA99
PE92252B1000UA99
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Sunon
PMD2404PQB1-A
PMD2404PQB1-A
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Sunon
SF11580A-1083HSL
SF11580A-1083HSL
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Sunon
SF23080AT-2082HBL
SF23080AT-2082HBL
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Sunon
EF50102B1-Q00U-A99
EF50102B1-Q00U-A99
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Sunon
FG-12/45
FG-12/45
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Sunon
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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