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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
E2KM3400MKWS10
E2KM3400MKWS10
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Eaton
400
3
E2KM3400MLWS10
E2KM3400MLWS10
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Eaton
400
3
E2KM3400MNWA06
E2KM3400MNWA06
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Eaton
400
3
E2KM3400W
E2KM3400W
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Eaton
400
3
E2LEM3400M2WU66
E2LEM3400M2WU66
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Westinghouse
400
3
E2LEM3400MWU66
E2LEM3400MWU66
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Cutler Hammer
400
3
E2M3600W
E2M3600W
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Cutler Hammer
600
3
E2MM3600W
E2MM3600W
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Westinghouse
600
3
E2N310WU66
E2N310WU66
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Eaton
1000
3
E2N312MW
E2N312MW
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Eaton
1200
3
E2N312W
E2N312W
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Eaton
1200
3
E2N312WU66
E2N312WU66
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Westinghouse
1200
3
E2N3600W
E2N3600W
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Westinghouse
600
3
E2N3600WU66
E2N3600WU66
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Eaton
600
3
E2N3700WU66
E2N3700WU66
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Eaton
700
3
E2N3800MWU66
E2N3800MWU66
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Cutler Hammer
800
3
E2N3800WU66
E2N3800WU66
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Westinghouse
800
3
E2N3900WU66
E2N3900WU66
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Westinghouse
900
3
E2NM312MW
E2NM312MW
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Westinghouse
1200
3
E2NM312W
E2NM312W
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From
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Westinghouse
1200
3
E2NM3600W
E2NM3600W
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From
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Westinghouse
600
3
ED2015
ED2015
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Cutler Hammer
15
2
ED2025
ED2025
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Cutler Hammer
25
2
ED2030L
ED2030L
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Eaton
30
2
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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