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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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MDN4083LEA0622NMNRNNNKCPX
MDN4083LEA0622NMNRNNNKCPX
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Cutler Hammer
800
3
MDN4083LEA0622NMNRNNNKCSX
MDN4083LEA0622NMNRNNNKCSX
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Cutler Hammer
800
3
MDN4083LEA0622NMNRNNNKCWX
MDN4083LEA0622NMNRNNNKCWX
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Cutler Hammer
800
3
MDN4083LEA0622NMNRNNNKDAX
MDN4083LEA0622NMNRNNNKDAX
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Cutler Hammer
800
3
MDN4083LEA0622NMNRNNNKDCX
MDN4083LEA0622NMNRNNNKDCX
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Cutler Hammer
800
3
MDN4083LEA0622NMNRNNNKDPX
MDN4083LEA0622NMNRNNNKDPX
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Cutler Hammer
800
3
MDN4083LEA0622NMNRNNNKDSX
MDN4083LEA0622NMNRNNNKDSX
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Cutler Hammer
800
3
MDN4083LEA0622NMNRNNNKDWX
MDN4083LEA0622NMNRNNNKDWX
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Cutler Hammer
800
3
MDN4083LEA0622NMNRNNNKMAX
MDN4083LEA0622NMNRNNNKMAX
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Cutler Hammer
800
3
MDN4083LEA0622NMNRNNNKMCX
MDN4083LEA0622NMNRNNNKMCX
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Cutler Hammer
800
3
MDN4083LEA0622NMNRNNNKMPX
MDN4083LEA0622NMNRNNNKMPX
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Cutler Hammer
800
3
MDN4083LEA0622NMNRNNNKMSX
MDN4083LEA0622NMNRNNNKMSX
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Cutler Hammer
800
3
MDN4083LEA0622NMNRNNNKMWX
MDN4083LEA0622NMNRNNNKMWX
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Cutler Hammer
800
3
MDN4083LEA0622NMNRNNNKNAX
MDN4083LEA0622NMNRNNNKNAX
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Cutler Hammer
800
3
MDN4083LEA0622NMNRNNNKNCX
MDN4083LEA0622NMNRNNNKNCX
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Cutler Hammer
800
3
MDN4083LEA0622NMNRNNNKNPX
MDN4083LEA0622NMNRNNNKNPX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0622NMNRNNNKNSX
MDN4083LEA0622NMNRNNNKNSX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0622NMNRNNNKNWX
MDN4083LEA0622NMNRNNNKNWX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0622NMNRNNNLCAX
MDN4083LEA0622NMNRNNNLCAX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0622NMNRNNNLCCX
MDN4083LEA0622NMNRNNNLCCX
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Cutler Hammer
800
3
MDN4083LEA0622NMNRNNNLCPX
MDN4083LEA0622NMNRNNNLCPX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0622NMNRNNNLCSX
MDN4083LEA0622NMNRNNNLCSX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0622NMNRNNNLCWX
MDN4083LEA0622NMNRNNNLCWX
Limited Stock
From
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Cutler Hammer
800
3
MDN4083LEA0622NMNRNNNLDAX
MDN4083LEA0622NMNRNNNLDAX
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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