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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
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MDN4083LEA0722NMNGNNNYNCX
MDN4083LEA0722NMNGNNNYNCX
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Cutler Hammer
800
3
MDN4083LEA0722NMNGNNNYNPX
MDN4083LEA0722NMNGNNNYNPX
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Cutler Hammer
800
3
MDN4083LEA0722NMNGNNNYNSX
MDN4083LEA0722NMNGNNNYNSX
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Cutler Hammer
800
3
MDN4083LEA0722NMNGNNNYNWX
MDN4083LEA0722NMNGNNNYNWX
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Cutler Hammer
800
3
MDN4083LEA0722NMNGNYMKNAX
MDN4083LEA0722NMNGNYMKNAX
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Cutler Hammer
800
3
MDN4083LEA0722NMNGNYMKNCX
MDN4083LEA0722NMNGNYMKNCX
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Cutler Hammer
800
3
MDN4083LEA0722NMNGNYMKNPX
MDN4083LEA0722NMNGNYMKNPX
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Cutler Hammer
800
3
MDN4083LEA0722NMNGNYMKNSX
MDN4083LEA0722NMNGNYMKNSX
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Cutler Hammer
800
3
MDN4083LEA0722NMNGNYMKNWX
MDN4083LEA0722NMNGNYMKNWX
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Cutler Hammer
800
3
MDN4083LEA0722NMNGNYMNCAX
MDN4083LEA0722NMNGNYMNCAX
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Cutler Hammer
800
3
MDN4083LEA0722NMNGNYMNCCX
MDN4083LEA0722NMNGNYMNCCX
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Cutler Hammer
800
3
MDN4083LEA0722NMNGNYMNCPX
MDN4083LEA0722NMNGNYMNCPX
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Cutler Hammer
800
3
MDN4083LEA0722NMNGNYMNCSX
MDN4083LEA0722NMNGNYMNCSX
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Cutler Hammer
800
3
MDN4083LEA0722NMNGNYMNCWX
MDN4083LEA0722NMNGNYMNCWX
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Cutler Hammer
800
3
MDN4083LEA0722NMNGNYMNDAX
MDN4083LEA0722NMNGNYMNDAX
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Cutler Hammer
800
3
MDN4083LEA0722NMNGNYMNDCX
MDN4083LEA0722NMNGNYMNDCX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNGNYMNDPX
MDN4083LEA0722NMNGNYMNDPX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNGNYMNDSX
MDN4083LEA0722NMNGNYMNDSX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNGNYMNDWX
MDN4083LEA0722NMNGNYMNDWX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNGNYMNMAX
MDN4083LEA0722NMNGNYMNMAX
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Cutler Hammer
800
3
MDN4083LEA0722NMNGNYMNMCX
MDN4083LEA0722NMNGNYMNMCX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0722NMNGNYMNMPX
MDN4083LEA0722NMNGNYMNMPX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0722NMNGNYMNMSX
MDN4083LEA0722NMNGNYMNMSX
Limited Stock
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Cutler Hammer
800
3
MDN4083LEA0722NMNGNYMNMWX
MDN4083LEA0722NMNGNYMNMWX
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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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