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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
MDN4083LEA0522NMNXNNNKNCX
MDN4083LEA0522NMNXNNNKNCX
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNNKNPX
MDN4083LEA0522NMNXNNNKNPX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNNKNSX
MDN4083LEA0522NMNXNNNKNSX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNNKNWX
MDN4083LEA0522NMNXNNNKNWX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNNLCAX
MDN4083LEA0522NMNXNNNLCAX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNNLCCX
MDN4083LEA0522NMNXNNNLCCX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNNLCPX
MDN4083LEA0522NMNXNNNLCPX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNNLCSX
MDN4083LEA0522NMNXNNNLCSX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNNLCWX
MDN4083LEA0522NMNXNNNLCWX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNNLDAX
MDN4083LEA0522NMNXNNNLDAX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNNLDCX
MDN4083LEA0522NMNXNNNLDCX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNNLDPX
MDN4083LEA0522NMNXNNNLDPX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNNLDSX
MDN4083LEA0522NMNXNNNLDSX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNNLDWX
MDN4083LEA0522NMNXNNNLDWX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNNLMAX
MDN4083LEA0522NMNXNNNLMAX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNNLMCX
MDN4083LEA0522NMNXNNNLMCX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNNLMPX
MDN4083LEA0522NMNXNNNLMPX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNNLMSX
MDN4083LEA0522NMNXNNNLMSX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNNLMWX
MDN4083LEA0522NMNXNNNLMWX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNNLNAX
MDN4083LEA0522NMNXNNNLNAX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNNLNCX
MDN4083LEA0522NMNXNNNLNCX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNNLNPX
MDN4083LEA0522NMNXNNNLNPX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNNLNSX
MDN4083LEA0522NMNXNNNLNSX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNNNLNWX
MDN4083LEA0522NMNXNNNLNWX
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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