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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
MDN4083LEA0722NMNFNNNKDWX
MDN4083LEA0722NMNFNNNKDWX
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Cutler Hammer
800
3
MDN4083LEA0722NMNFNNNKMAX
MDN4083LEA0722NMNFNNNKMAX
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Cutler Hammer
800
3
MDN4083LEA0722NMNFNNNKMCX
MDN4083LEA0722NMNFNNNKMCX
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Cutler Hammer
800
3
MDN4083LEA0722NMNFNNNKMPX
MDN4083LEA0722NMNFNNNKMPX
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Cutler Hammer
800
3
MDN4083LEA0722NMNFNNNKMSX
MDN4083LEA0722NMNFNNNKMSX
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Cutler Hammer
800
3
MDN4083LEA0722NMNFNNNKMWX
MDN4083LEA0722NMNFNNNKMWX
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Cutler Hammer
800
3
MDN4083LEA0722NMNFNNNKNAX
MDN4083LEA0722NMNFNNNKNAX
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Cutler Hammer
800
3
MDN4083LEA0722NMNFNNNKNCX
MDN4083LEA0722NMNFNNNKNCX
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Cutler Hammer
800
3
MDN4083LEA0722NMNFNNNKNPX
MDN4083LEA0722NMNFNNNKNPX
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Cutler Hammer
800
3
MDN4083LEA0722NMNFNNNKNSX
MDN4083LEA0722NMNFNNNKNSX
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Cutler Hammer
800
3
MDN4083LEA0722NMNFNNNKNWX
MDN4083LEA0722NMNFNNNKNWX
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Cutler Hammer
800
3
MDN4083LEA0722NMNFNNNLCAX
MDN4083LEA0722NMNFNNNLCAX
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Cutler Hammer
800
3
MDN4083LEA0722NMNFNNNLCCX
MDN4083LEA0722NMNFNNNLCCX
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Cutler Hammer
800
3
MDN4083LEA0722NMNFNNNLCPX
MDN4083LEA0722NMNFNNNLCPX
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Cutler Hammer
800
3
MDN4083LEA0722NMNFNNNLCSX
MDN4083LEA0722NMNFNNNLCSX
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Cutler Hammer
800
3
MDN4083LEA0722NMNFNNNLCWX
MDN4083LEA0722NMNFNNNLCWX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0722NMNFNNNLDAX
MDN4083LEA0722NMNFNNNLDAX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNFNNNLDCX
MDN4083LEA0722NMNFNNNLDCX
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Cutler Hammer
800
3
MDN4083LEA0722NMNFNNNLDPX
MDN4083LEA0722NMNFNNNLDPX
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Cutler Hammer
800
3
MDN4083LEA0722NMNFNNNLDSX
MDN4083LEA0722NMNFNNNLDSX
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Cutler Hammer
800
3
MDN4083LEA0722NMNFNNNLDWX
MDN4083LEA0722NMNFNNNLDWX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0722NMNFNNNLMAX
MDN4083LEA0722NMNFNNNLMAX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0722NMNFNNNLMCX
MDN4083LEA0722NMNFNNNLMCX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0722NMNFNNNLMPX
MDN4083LEA0722NMNFNNNLMPX
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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