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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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SEF36350LSIGS1
SEF36350LSIGS1
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350
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SEF36350LSIGS2
SEF36350LSIGS2
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350
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SEF36350LSIGS3
SEF36350LSIGS3
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Schneider Electric
350
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SEF36350LSIGS4
SEF36350LSIGS4
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Schneider Electric
350
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SEF36350LSIGT1
SEF36350LSIGT1
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Schneider Electric
350
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SEF36350LSIGT2
SEF36350LSIGT2
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Schneider Electric
350
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SEF36350LSIGT3
SEF36350LSIGT3
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Square D
350
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SEF36350LSIGT4
SEF36350LSIGT4
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Schneider Electric
350
3
SEF36350LSIGV1
SEF36350LSIGV1
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Square D
350
3
SEF36350LSIMR
SEF36350LSIMR
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Schneider Electric
350
3
SEF36350LSIS1
SEF36350LSIS1
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Schneider Electric
350
3
SEF36350LSIS2
SEF36350LSIS2
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Square D
350
3
SEF36350LSIS3
SEF36350LSIS3
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Schneider Electric
350
3
SEF36350LSIS4
SEF36350LSIS4
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Square D
350
3
SEF36350LSIT1
SEF36350LSIT1
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Schneider Electric
350
3
SEF36350LSIT2
SEF36350LSIT2
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Square D
350
3
SEF36350LSIT3
SEF36350LSIT3
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Schneider Electric
350
3
SEF36350LSIT4
SEF36350LSIT4
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Square D
350
3
SEF36350LSIV1
SEF36350LSIV1
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Square D
350
3
SEF36350LSMR
SEF36350LSMR
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Square D
350
3
SEF36350LSS1
SEF36350LSS1
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Square D
350
3
SEF36350LSS2
SEF36350LSS2
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Square D
350
3
SEF36350LSS3
SEF36350LSS3
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Square D
350
3
SEF36350LSS4
SEF36350LSS4
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Schneider Electric
350
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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