1. Home / 
  2. All Categories / 
  3. Circuit Breaker

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.
Popular Categories
SORT BY
Part Number
PRICE
Manufacturer
Amperage
Poles
MDN4083LEA0722NMNENENCNPX
MDN4083LEA0722NMNENENCNPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNENENCNSX
MDN4083LEA0722NMNENENCNSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNENENCNWX
MDN4083LEA0722NMNENENCNWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNENENHCAX
MDN4083LEA0722NMNENENHCAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNENENHCCX
MDN4083LEA0722NMNENENHCCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNENENHCPX
MDN4083LEA0722NMNENENHCPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNENENHCSX
MDN4083LEA0722NMNENENHCSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNENENHCWX
MDN4083LEA0722NMNENENHCWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNENENHDAX
MDN4083LEA0722NMNENENHDAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNENENHDCX
MDN4083LEA0722NMNENENHDCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNENENHDPX
MDN4083LEA0722NMNENENHDPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNENENHDSX
MDN4083LEA0722NMNENENHDSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNENENHDWX
MDN4083LEA0722NMNENENHDWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNENENHMAX
MDN4083LEA0722NMNENENHMAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNENENHMCX
MDN4083LEA0722NMNENENHMCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNENENHMPX
MDN4083LEA0722NMNENENHMPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNENENHMSX
MDN4083LEA0722NMNENENHMSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNENENHMWX
MDN4083LEA0722NMNENENHMWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNENENHNAX
MDN4083LEA0722NMNENENHNAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNENENHNCX
MDN4083LEA0722NMNENENHNCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNENENHNPX
MDN4083LEA0722NMNENENHNPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNENENHNSX
MDN4083LEA0722NMNENENHNSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNENENHNWX
MDN4083LEA0722NMNENENHNWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNENENKCAX
MDN4083LEA0722NMNENENKCAX
Limited Stock
From
Get Price
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.

Learn More