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
MDN4083LEA0722NMNJNNNLMSX
MDN4083LEA0722NMNJNNNLMSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNLMWX
MDN4083LEA0722NMNJNNNLMWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNLNAX
MDN4083LEA0722NMNJNNNLNAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNLNCX
MDN4083LEA0722NMNJNNNLNCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNLNPX
MDN4083LEA0722NMNJNNNLNPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNLNSX
MDN4083LEA0722NMNJNNNLNSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNLNWX
MDN4083LEA0722NMNJNNNLNWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNNMAX
MDN4083LEA0722NMNJNNNNMAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNNMCX
MDN4083LEA0722NMNJNNNNMCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNNMPX
MDN4083LEA0722NMNJNNNNMPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNNMSX
MDN4083LEA0722NMNJNNNNMSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNNMWX
MDN4083LEA0722NMNJNNNNMWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNNNAX
MDN4083LEA0722NMNJNNNNNAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNNNCX
MDN4083LEA0722NMNJNNNNNCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNNNPX
MDN4083LEA0722NMNJNNNNNPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNNNSX
MDN4083LEA0722NMNJNNNNNSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNNNWX
MDN4083LEA0722NMNJNNNNNWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNRCAX
MDN4083LEA0722NMNJNNNRCAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNRCCX
MDN4083LEA0722NMNJNNNRCCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNRCPX
MDN4083LEA0722NMNJNNNRCPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNRCSX
MDN4083LEA0722NMNJNNNRCSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNRCWX
MDN4083LEA0722NMNJNNNRCWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNRDAX
MDN4083LEA0722NMNJNNNRDAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJNNNRDCX
MDN4083LEA0722NMNJNNNRDCX
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