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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
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Manufacturer
Amperage
P1A30ML125CTS
P1A30ML125CTS
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Siemens
125
P1A42FX250CTS
P1A42FX250CTS
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Siemens
250
P1A42JX400ATS
P1A42JX400ATS
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Siemens
400
P1A42JX400CTS
P1A42JX400CTS
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Siemens
400
P1A42MC250CT
P1A42MC250CT
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Siemens
250
P1A42ML125ABF
P1A42ML125ABF
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Siemens
125
P1A42ML125ATS
P1A42ML125ATS
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Siemens
125
P1A42ML250CTS
P1A42ML250CTS
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Siemens
250
P1A42ML400ATS
P1A42ML400ATS
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Siemens
400
P1A42QJ225ATS
P1A42QJ225ATS
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Siemens
225
P1A42QJ225CBS
P1A42QJ225CBS
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Siemens
225
P1A42QJ225CTS
P1A42QJ225CTS
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Siemens
225
P1C18BL100ATS
P1C18BL100ATS
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Siemens
100
P1C18BL100CTS
P1C18BL100CTS
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Siemens
100
P1C18ML125CTS
P1C18ML125CTS
Limited Stock
From
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Siemens
125
P1C18QJ225ATS
P1C18QJ225ATS
Limited Stock
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Siemens
225
P1C30BL100ATS
P1C30BL100ATS
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Siemens
100
P1C30BL100CBS
P1C30BL100CBS
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Siemens
100
P1C30BL100CTF
P1C30BL100CTF
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Siemens
100
P1C30BL100CTS
P1C30BL100CTS
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Siemens
100
P1C30ML125ABS
P1C30ML125ABS
Limited Stock
From
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Siemens
125
P1C30ML125ATF
P1C30ML125ATF
Limited Stock
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Siemens
125
P1C30ML125CBS
P1C30ML125CBS
Limited Stock
From
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Siemens
125
P1C30ML250ABS
P1C30ML250ABS
Limited Stock
From
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Siemens
250
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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