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
MDN4083LEA0722NMNFNENNDAX
MDN4083LEA0722NMNFNENNDAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNFNENNDCX
MDN4083LEA0722NMNFNENNDCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNFNENNDPX
MDN4083LEA0722NMNFNENNDPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNFNENNDSX
MDN4083LEA0722NMNFNENNDSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNFNENNDWX
MDN4083LEA0722NMNFNENNDWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNFNENNMAX
MDN4083LEA0722NMNFNENNMAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNFNENNMCX
MDN4083LEA0722NMNFNENNMCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNFNENNMPX
MDN4083LEA0722NMNFNENNMPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNFNENNMSX
MDN4083LEA0722NMNFNENNMSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNFNENNMWX
MDN4083LEA0722NMNFNENNMWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNFNENNNAX
MDN4083LEA0722NMNFNENNNAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNFNENNNCX
MDN4083LEA0722NMNFNENNNCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNFNENNNPX
MDN4083LEA0722NMNFNENNNPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNFNENNNSX
MDN4083LEA0722NMNFNENNNSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNFNENNNWX
MDN4083LEA0722NMNFNENNNWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNFNENRCAX
MDN4083LEA0722NMNFNENRCAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNFNENRCCX
MDN4083LEA0722NMNFNENRCCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNFNENRCPX
MDN4083LEA0722NMNFNENRCPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNFNENRCSX
MDN4083LEA0722NMNFNENRCSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNFNENRCWX
MDN4083LEA0722NMNFNENRCWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNFNENRDAX
MDN4083LEA0722NMNFNENRDAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNFNENRDCX
MDN4083LEA0722NMNFNENRDCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNFNENRDPX
MDN4083LEA0722NMNFNENRDPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNFNENRDSX
MDN4083LEA0722NMNFNENRDSX
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