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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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SEF364000LSIGES9E4
SEF364000LSIGES9E4
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Schneider Electric
4000
3
SEF364000LSIGES9E8
SEF364000LSIGES9E8
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Square D
4000
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SEF364000LSIGES9F4
SEF364000LSIGES9F4
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4000
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SEF364000LSIGES9F8
SEF364000LSIGES9F8
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4000
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SEF364000LSIGET1
SEF364000LSIGET1
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Schneider Electric
4000
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SEF364000LSIGET2
SEF364000LSIGET2
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Square D
4000
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SEF364000LSIGET3
SEF364000LSIGET3
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Schneider Electric
4000
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SEF364000LSIGET4
SEF364000LSIGET4
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Schneider Electric
4000
3
SEF364000LSIGET5
SEF364000LSIGET5
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Square D
4000
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SEF364000LSIGET6
SEF364000LSIGET6
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Schneider Electric
4000
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SEF364000LSIGET7
SEF364000LSIGET7
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Square D
4000
3
SEF364000LSIGEV1
SEF364000LSIGEV1
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Square D
4000
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SEF364000LSIGF4
SEF364000LSIGF4
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Schneider Electric
4000
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SEF364000LSIGF8
SEF364000LSIGF8
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Square D
4000
3
SEF364000LSIGMR
SEF364000LSIGMR
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Square D
4000
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SEF364000LSIGS1
SEF364000LSIGS1
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Square D
4000
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SEF364000LSIGS2
SEF364000LSIGS2
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Square D
4000
3
SEF364000LSIGS3
SEF364000LSIGS3
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Schneider Electric
4000
3
SEF364000LSIGS4
SEF364000LSIGS4
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Schneider Electric
4000
3
SEF364000LSIGT1
SEF364000LSIGT1
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Schneider Electric
4000
3
SEF364000LSIGT2
SEF364000LSIGT2
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Schneider Electric
4000
3
SEF364000LSIGT3
SEF364000LSIGT3
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Square D
4000
3
SEF364000LSIGT4
SEF364000LSIGT4
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Schneider Electric
4000
3
SEF364000LSIGV1
SEF364000LSIGV1
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Schneider Electric
4000
3
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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