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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
MDN4083LEA0522NMNXNENNMPX
MDN4083LEA0522NMNXNENNMPX
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNENNMSX
MDN4083LEA0522NMNXNENNMSX
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNENNMWX
MDN4083LEA0522NMNXNENNMWX
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNENNNAX
MDN4083LEA0522NMNXNENNNAX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNENNNCX
MDN4083LEA0522NMNXNENNNCX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNENNNPX
MDN4083LEA0522NMNXNENNNPX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNENNNSX
MDN4083LEA0522NMNXNENNNSX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNENNNWX
MDN4083LEA0522NMNXNENNNWX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNENRCAX
MDN4083LEA0522NMNXNENRCAX
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNENRCCX
MDN4083LEA0522NMNXNENRCCX
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNENRCPX
MDN4083LEA0522NMNXNENRCPX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNENRCSX
MDN4083LEA0522NMNXNENRCSX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNENRCWX
MDN4083LEA0522NMNXNENRCWX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNENRDAX
MDN4083LEA0522NMNXNENRDAX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNENRDCX
MDN4083LEA0522NMNXNENRDCX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNENRDPX
MDN4083LEA0522NMNXNENRDPX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNENRDSX
MDN4083LEA0522NMNXNENRDSX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNENRDWX
MDN4083LEA0522NMNXNENRDWX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNENRMAX
MDN4083LEA0522NMNXNENRMAX
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNENRMCX
MDN4083LEA0522NMNXNENRMCX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNENRMPX
MDN4083LEA0522NMNXNENRMPX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNENRMSX
MDN4083LEA0522NMNXNENRMSX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNENRMWX
MDN4083LEA0522NMNXNENRMWX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNXNENRNAX
MDN4083LEA0522NMNXNENRNAX
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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