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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
PRICE
Manufacturer
Amperage
Poles
HJY3X250
HJY3X250
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Siemens
250
3
HJY3X250L
HJY3X250L
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Siemens
250
3
HJY3X400
HJY3X400
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Siemens
400
3
HJY3X400L
HJY3X400L
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Siemens
400
3
HJY4B250
HJY4B250
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Siemens
250
4
HJY4B250L
HJY4B250L
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Siemens
250
4
HJY4B300
HJY4B300
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Siemens
300
4
HJY4B300L
HJY4B300L
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Siemens
300
4
HJY4B350
HJY4B350
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Siemens
350
4
HJY4B350L
HJY4B350L
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Siemens
350
4
HJY4B400
HJY4B400
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Siemens
400
4
HJY4B400L
HJY4B400L
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Siemens
400
4
HJY4C250
HJY4C250
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Siemens
250
4
HJY4C250L
HJY4C250L
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Siemens
250
4
HJY4C300
HJY4C300
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Siemens
300
4
HJY4C300L
HJY4C300L
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Siemens
300
4
HJY4C350
HJY4C350
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Siemens
350
4
HJY4C350L
HJY4C350L
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Siemens
350
4
HJY4C400
HJY4C400
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Siemens
400
4
HJY4C400L
HJY4C400L
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Siemens
400
4
HLG2B400
HLG2B400
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Siemens
400
2
HLG2B400B
HLG2B400B
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Siemens
400
2
HLG2B400L
HLG2B400L
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Siemens
400
2
HLG2B500B
HLG2B500B
Limited Stock
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Siemens
500
2
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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