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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
3BR4242L200R
3BR4242L200R
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Eaton
200
-
3BR4242L225R
3BR4242L225R
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Eaton
225
-
3BR4242L400S
3BR4242L400S
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Eaton
400
-
3BR4242L600S
3BR4242L600S
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Eaton
600
-
3BR4242LC200R
3BR4242LC200R
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Eaton
200
-
3BR4242LC225
3BR4242LC225
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Eaton
225
-
3BR4242LC225R
3BR4242LC225R
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Eaton
225
-
3BR4242LC400R
3BR4242LC400R
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Eaton
400
-
3BR4242LC600S
3BR4242LC600S
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Eaton
600
-
452D370G02
452D370G02
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Eaton
250
3
452D371G26
452D371G26
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Eaton
-
3
452D371G27
452D371G27
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Eaton
-
3
452D377G01
452D377G01
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Eaton
-
-
452D377G05
452D377G05
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Eaton
-
-
452D377G06
452D377G06
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Eaton
-
-
452D377G07
452D377G07
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Eaton
-
-
452D377G08
452D377G08
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Eaton
-
-
452D384G13
452D384G13
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Eaton
-
3
452D384G15
452D384G15
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Eaton
-
3
452D384G17
452D384G17
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Eaton
-
3
452D384G20
452D384G20
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Eaton
-
3
452D384G23
452D384G23
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Eaton
-
3
452D385G15
452D385G15
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Eaton
-
3
452D385G17
452D385G17
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Eaton
-
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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