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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
MDN4083LEA0522NMNRNENRNCX
MDN4083LEA0522NMNRNENRNCX
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Cutler Hammer
800
3
MDN4083LEA0522NMNRNENRNPX
MDN4083LEA0522NMNRNENRNPX
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Cutler Hammer
800
3
MDN4083LEA0522NMNRNENRNSX
MDN4083LEA0522NMNRNENRNSX
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Cutler Hammer
800
3
MDN4083LEA0522NMNRNENRNWX
MDN4083LEA0522NMNRNENRNWX
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Cutler Hammer
800
3
MDN4083LEA0522NMNRNENYCAX
MDN4083LEA0522NMNRNENYCAX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNRNENYCCX
MDN4083LEA0522NMNRNENYCCX
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Cutler Hammer
800
3
MDN4083LEA0522NMNRNENYCPX
MDN4083LEA0522NMNRNENYCPX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNRNENYCSX
MDN4083LEA0522NMNRNENYCSX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNRNENYCWX
MDN4083LEA0522NMNRNENYCWX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNRNENYDAX
MDN4083LEA0522NMNRNENYDAX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNRNENYDCX
MDN4083LEA0522NMNRNENYDCX
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Cutler Hammer
800
3
MDN4083LEA0522NMNRNENYDPX
MDN4083LEA0522NMNRNENYDPX
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Cutler Hammer
800
3
MDN4083LEA0522NMNRNENYDSX
MDN4083LEA0522NMNRNENYDSX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNRNENYDWX
MDN4083LEA0522NMNRNENYDWX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNRNENYMAX
MDN4083LEA0522NMNRNENYMAX
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Cutler Hammer
800
3
MDN4083LEA0522NMNRNENYMCX
MDN4083LEA0522NMNRNENYMCX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNRNENYMPX
MDN4083LEA0522NMNRNENYMPX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNRNENYMSX
MDN4083LEA0522NMNRNENYMSX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNRNENYMWX
MDN4083LEA0522NMNRNENYMWX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNRNENYNAX
MDN4083LEA0522NMNRNENYNAX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0522NMNRNENYNCX
MDN4083LEA0522NMNRNENYNCX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0522NMNRNENYNPX
MDN4083LEA0522NMNRNENYNPX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0522NMNRNENYNSX
MDN4083LEA0522NMNRNENYNSX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0522NMNRNENYNWX
MDN4083LEA0522NMNRNENYNWX
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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