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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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Manufacturer
5110E
5110E
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Ohmite
51138112
51138112
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Wago
5118N
5118N
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EBM Papst
51404673501
51404673501
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Honeywell
516-280-400
516-280-400
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EDAC
5171-150-136-RL
5171-150-136-RL
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Bussco
5218NM
5218NM
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EBM Papst
52990-1
52990-1
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Challenger
52EA11F
52EA11F
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Siemens
52EA31A
52EA31A
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Siemens
53-7404-0000
53-7404-0000
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Danaher Controls
533-233-10
533-233-10
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Generic
538980000
538980000
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Weidmuller
53934-1
53934-1
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Challenger
541-PMS-050
541-PMS-050
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Jewell Instruments
54142LP
54142LP
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Thomas & Betts
54147NP
54147NP
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Thomas & Betts
5415FO
5415FO
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Legrand
5418-0
5418-0
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Pomona Electronics
5421-0220
5421-0220
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Parker
54275PFNM
54275PFNM
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Thomas & Betts
545-142
545-142
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Siemens
54509SP
54509SP
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Thomas & Betts
54511NP
54511NP
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Thomas & Betts
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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