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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
MDS4083HEA
MDS4083HEA
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Cutler Hammer
800
3
MDS4083VEA
MDS4083VEA
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Cutler Hammer
800
3
MDS5083HEA
MDS5083HEA
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Cutler Hammer
800
3
MDS5083VEA
MDS5083VEA
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Cutler Hammer
800
3
MDS5083WEA
MDS5083WEA
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Cutler Hammer
800
3
MDS5163HEA
MDS5163HEA
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Cutler Hammer
1600
3
MDS5163VEA
MDS5163VEA
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Cutler Hammer
1600
3
MDS6253HEA
MDS6253HEA
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Cutler Hammer
2500
3
MDS6253VEA
MDS6253VEA
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Cutler Hammer
2500
3
MDS6304WEA251GRNAN6YNANAX
MDS6304WEA251GRNAN6YNANAX
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Eaton
3000
4
MDS6304WEA251GRNAN6YNANX
MDS6304WEA251GRNAN6YNANX
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Eaton
3000
4
MDS6323HEA
MDS6323HEA
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Cutler Hammer
3200
3
MDS8083HEA
MDS8083HEA
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Cutler Hammer
800
3
MDS8083VEA
MDS8083VEA
Limited Stock
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Cutler Hammer
800
3
MDS8163HEA
MDS8163HEA
Limited Stock
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Cutler Hammer
1600
3
MDS8163VEA
MDS8163VEA
Limited Stock
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Cutler Hammer
1600
3
MDS8203HEA
MDS8203HEA
Limited Stock
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Cutler Hammer
2000
3
MDS8253HEA
MDS8253HEA
Limited Stock
From
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Cutler Hammer
2500
3
MDS8253VEA
MDS8253VEA
Limited Stock
From
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Cutler Hammer
2500
3
MDS8253WEA
MDS8253WEA
Limited Stock
From
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Cutler Hammer
2500
3
MDS8303HEA
MDS8303HEA
Limited Stock
From
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Cutler Hammer
3000
3
MDS8303VEA
MDS8303VEA
Limited Stock
From
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Cutler Hammer
3000
3
MDS8303WEA
MDS8303WEA
Limited Stock
From
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Cutler Hammer
3000
3
MDS8323HEA
MDS8323HEA
Limited Stock
From
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Cutler Hammer
3200
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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