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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
MDN4083LEA0722NMNG4NHKMSX
MDN4083LEA0722NMNG4NHKMSX
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Cutler Hammer
800
3
MDN4083LEA0722NMNG4NHKMWX
MDN4083LEA0722NMNG4NHKMWX
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Cutler Hammer
800
3
MDN4083LEA0722NMNG4NHKNAX
MDN4083LEA0722NMNG4NHKNAX
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Cutler Hammer
800
3
MDN4083LEA0722NMNG4NHKNCX
MDN4083LEA0722NMNG4NHKNCX
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Cutler Hammer
800
3
MDN4083LEA0722NMNG4NHKNPX
MDN4083LEA0722NMNG4NHKNPX
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Cutler Hammer
800
3
MDN4083LEA0722NMNG4NHKNSX
MDN4083LEA0722NMNG4NHKNSX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNG4NHKNWX
MDN4083LEA0722NMNG4NHKNWX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0722NMNG4NHNCAX
MDN4083LEA0722NMNG4NHNCAX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNG4NHNCCX
MDN4083LEA0722NMNG4NHNCCX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNG4NHNCPX
MDN4083LEA0722NMNG4NHNCPX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNG4NHNCSX
MDN4083LEA0722NMNG4NHNCSX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNG4NHNCWX
MDN4083LEA0722NMNG4NHNCWX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0722NMNG4NHNDAX
MDN4083LEA0722NMNG4NHNDAX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNG4NHNDCX
MDN4083LEA0722NMNG4NHNDCX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNG4NHNDPX
MDN4083LEA0722NMNG4NHNDPX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNG4NHNDSX
MDN4083LEA0722NMNG4NHNDSX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNG4NHNDWX
MDN4083LEA0722NMNG4NHNDWX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNG4NHNMAX
MDN4083LEA0722NMNG4NHNMAX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNG4NHNMCX
MDN4083LEA0722NMNG4NHNMCX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNG4NHNMPX
MDN4083LEA0722NMNG4NHNMPX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNG4NHNMSX
MDN4083LEA0722NMNG4NHNMSX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0722NMNG4NHNMWX
MDN4083LEA0722NMNG4NHNMWX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNG4NHNNAX
MDN4083LEA0722NMNG4NHNNAX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNG4NNACAX
MDN4083LEA0722NMNG4NNACAX
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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