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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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Amperage
Poles
MDN4083LEA0722NMNJNENNCAX
MDN4083LEA0722NMNJNENNCAX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENNCCX
MDN4083LEA0722NMNJNENNCCX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENNCPX
MDN4083LEA0722NMNJNENNCPX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENNCSX
MDN4083LEA0722NMNJNENNCSX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENNCWX
MDN4083LEA0722NMNJNENNCWX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENNDAX
MDN4083LEA0722NMNJNENNDAX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENNDCX
MDN4083LEA0722NMNJNENNDCX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENNDPX
MDN4083LEA0722NMNJNENNDPX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENNDSX
MDN4083LEA0722NMNJNENNDSX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENNDWX
MDN4083LEA0722NMNJNENNDWX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENNMAX
MDN4083LEA0722NMNJNENNMAX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENNMCX
MDN4083LEA0722NMNJNENNMCX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENNMPX
MDN4083LEA0722NMNJNENNMPX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENNMSX
MDN4083LEA0722NMNJNENNMSX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENNMWX
MDN4083LEA0722NMNJNENNMWX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENNNAX
MDN4083LEA0722NMNJNENNNAX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENNNCX
MDN4083LEA0722NMNJNENNNCX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENNNPX
MDN4083LEA0722NMNJNENNNPX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENNNSX
MDN4083LEA0722NMNJNENNNSX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENNNWX
MDN4083LEA0722NMNJNENNNWX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENRCAX
MDN4083LEA0722NMNJNENRCAX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENRCCX
MDN4083LEA0722NMNJNENRCCX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENRCPX
MDN4083LEA0722NMNJNENRCPX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENRCSX
MDN4083LEA0722NMNJNENRCSX
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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