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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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ACM4520-421-2P-T000
ACM4520-421-2P-T000
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AR00719
AR00719
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$4.49
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B33331V7306J080
B33331V7306J080
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$23.60
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B72214S2301K101
B72214S2301K101
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$0.92
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B72220S2301K101
B72220S2301K101
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$1.97
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B72660M0461K093
B72660M0461K093
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$2.27
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B84111AB110
B84111AB110
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$16.72
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B84112-B-B110
B84112-B-B110
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$64.17
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B84112-B-B60
B84112-B-B60
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B84112B0000B110
B84112B0000B110
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B84113-S5-B1111
B84113-S5-B1111
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$46.02
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B84113CB110
B84113CB110
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$85.06
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B84113H0000M116
B84113H0000M116
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B84142-A30-R
B84142-A30-R
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B84142A0030R000
B84142A0030R000
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B84143-A10-R207
B84143-A10-R207
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B84143-A165-R207
B84143-A165-R207
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B84143-A32-R207
B84143-A32-R207
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B84143-A75-R207
B84143-A75-R207
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B84143-B320-S20
B84143-B320-S20
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B84143A0120R105
B84143A0120R105
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$286.32
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B84143A36R105
B84143A36R105
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$197.15
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B84144-A80-R
B84144-A80-R
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$170.94
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B84144A0025R120
B84144A0025R120
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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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