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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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Manufacturer
Amperage
Poles
MDN4083LEA0722NMNJNNNHDAX
MDN4083LEA0722NMNJNNNHDAX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNHDCX
MDN4083LEA0722NMNJNNNHDCX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNHDPX
MDN4083LEA0722NMNJNNNHDPX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNHDSX
MDN4083LEA0722NMNJNNNHDSX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNHDWX
MDN4083LEA0722NMNJNNNHDWX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNHMAX
MDN4083LEA0722NMNJNNNHMAX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNHMCX
MDN4083LEA0722NMNJNNNHMCX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNHMPX
MDN4083LEA0722NMNJNNNHMPX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNHMSX
MDN4083LEA0722NMNJNNNHMSX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNHMWX
MDN4083LEA0722NMNJNNNHMWX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNHNAX
MDN4083LEA0722NMNJNNNHNAX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNHNCX
MDN4083LEA0722NMNJNNNHNCX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNHNPX
MDN4083LEA0722NMNJNNNHNPX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNHNSX
MDN4083LEA0722NMNJNNNHNSX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNHNWX
MDN4083LEA0722NMNJNNNHNWX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNKCAX
MDN4083LEA0722NMNJNNNKCAX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNKCCX
MDN4083LEA0722NMNJNNNKCCX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNKCPX
MDN4083LEA0722NMNJNNNKCPX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNKCSX
MDN4083LEA0722NMNJNNNKCSX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNKCWX
MDN4083LEA0722NMNJNNNKCWX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNKDAX
MDN4083LEA0722NMNJNNNKDAX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNKDCX
MDN4083LEA0722NMNJNNNKDCX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNKDPX
MDN4083LEA0722NMNJNNNKDPX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNKDSX
MDN4083LEA0722NMNJNNNKDSX
Limited Stock
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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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