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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
MDN4083LEA0522NMNXNNMNCAX
MDN4083LEA0522NMNXNNMNCAX
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNMNCCX
MDN4083LEA0522NMNXNNMNCCX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNMNCPX
MDN4083LEA0522NMNXNNMNCPX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNMNCSX
MDN4083LEA0522NMNXNNMNCSX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNMNCWX
MDN4083LEA0522NMNXNNMNCWX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNMNDAX
MDN4083LEA0522NMNXNNMNDAX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNMNDCX
MDN4083LEA0522NMNXNNMNDCX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNMNDPX
MDN4083LEA0522NMNXNNMNDPX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNMNDSX
MDN4083LEA0522NMNXNNMNDSX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNMNDWX
MDN4083LEA0522NMNXNNMNDWX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNMNMAX
MDN4083LEA0522NMNXNNMNMAX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNMNMCX
MDN4083LEA0522NMNXNNMNMCX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNMNMPX
MDN4083LEA0522NMNXNNMNMPX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNMNMSX
MDN4083LEA0522NMNXNNMNMSX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNMNMWX
MDN4083LEA0522NMNXNNMNMWX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNMNNAX
MDN4083LEA0522NMNXNNMNNAX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNMNNCX
MDN4083LEA0522NMNXNNMNNCX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNMNNPX
MDN4083LEA0522NMNXNNMNNPX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNMNNSX
MDN4083LEA0522NMNXNNMNNSX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNMNNWX
MDN4083LEA0522NMNXNNMNNWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0522NMNXNNNACAX
MDN4083LEA0522NMNXNNNACAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0522NMNXNNNACCX
MDN4083LEA0522NMNXNNNACCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0522NMNXNNNACPX
MDN4083LEA0522NMNXNNNACPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0522NMNXNNNACSX
MDN4083LEA0522NMNXNNNACSX
Limited Stock
From
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Cutler Hammer
800
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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