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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
MD2800WK
MD2800WK
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Cutler Hammer
800
2
MD4CSN
MD4CSN
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Cutler Hammer
-
-
MDD-X50
MDD-X50
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Cutler Hammer
5000
3
MDD-X60
MDD-X60
Limited Stock
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Cutler Hammer
6000
3
MDN6083XEA041GNMNN6YPNNAX
MDN6083XEA041GNMNN6YPNNAX
Limited Stock
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Cutler Hammer
400
3
MDN6083XEA081GNMNN6YPNNAX
MDN6083XEA081GNMNN6YPNNAX
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Cutler Hammer
800
3
MDNC12
MDNC12
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Cutler Hammer
1200
3
MDNC16
MDNC16
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Cutler Hammer
1600
3
MDS2800WK
MDS2800WK
Limited Stock
From
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Cutler Hammer
800
2
MDS3800WK
MDS3800WK
Limited Stock
From
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Cutler Hammer
800
3
MDSC12
MDSC12
Limited Stock
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Cutler Hammer
1200
3
MDSC25
MDSC25
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Cutler Hammer
2500
3
MDSC50
MDSC50
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Cutler Hammer
5000
3
MDSC60
MDSC60
Limited Stock
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Cutler Hammer
6000
3
MDSCA3800F
MDSCA3800F
Limited Stock
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Eaton
800
3
MDSCG3800F
MDSCG3800F
Limited Stock
From
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Westinghouse
800
3
MDSCGA3800F
MDSCGA3800F
Limited Stock
From
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Cutler Hammer
800
3
MDSG2800F
MDSG2800F
Limited Stock
From
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Eaton
800
2
MDSG3800F
MDSG3800F
Limited Stock
From
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Westinghouse
800
3
MDSGA2800F
MDSGA2800F
Limited Stock
From
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Eaton
800
2
MDSGA3800F
MDSGA3800F
Limited Stock
From
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Eaton
800
3
MDSHTR332
MDSHTR332
Limited Stock
From
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Cutler Hammer
-
-
MDSHTR350
MDSHTR350
Limited Stock
From
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Cutler Hammer
-
-
MDSHTR432
MDSHTR432
Limited Stock
From
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Cutler Hammer
-
-
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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