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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
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Amperage
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MDN4083LEA0722NMNJNENHMPX
MDN4083LEA0722NMNJNENHMPX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENHMSX
MDN4083LEA0722NMNJNENHMSX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENHMWX
MDN4083LEA0722NMNJNENHMWX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENHNAX
MDN4083LEA0722NMNJNENHNAX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENHNCX
MDN4083LEA0722NMNJNENHNCX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENHNPX
MDN4083LEA0722NMNJNENHNPX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENHNSX
MDN4083LEA0722NMNJNENHNSX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENHNWX
MDN4083LEA0722NMNJNENHNWX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENKCAX
MDN4083LEA0722NMNJNENKCAX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENKCCX
MDN4083LEA0722NMNJNENKCCX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENKCPX
MDN4083LEA0722NMNJNENKCPX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENKCSX
MDN4083LEA0722NMNJNENKCSX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENKCWX
MDN4083LEA0722NMNJNENKCWX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENKDAX
MDN4083LEA0722NMNJNENKDAX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENKDCX
MDN4083LEA0722NMNJNENKDCX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENKDPX
MDN4083LEA0722NMNJNENKDPX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENKDSX
MDN4083LEA0722NMNJNENKDSX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENKDWX
MDN4083LEA0722NMNJNENKDWX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENKMAX
MDN4083LEA0722NMNJNENKMAX
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENKMCX
MDN4083LEA0722NMNJNENKMCX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENKMPX
MDN4083LEA0722NMNJNENKMPX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENKMSX
MDN4083LEA0722NMNJNENKMSX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENKMWX
MDN4083LEA0722NMNJNENKMWX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0722NMNJNENKNAX
MDN4083LEA0722NMNJNENKNAX
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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