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
MDN4083LEA0722NMNKNENAMCX
MDN4083LEA0722NMNKNENAMCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNKNENAMPX
MDN4083LEA0722NMNKNENAMPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNKNENAMSX
MDN4083LEA0722NMNKNENAMSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNKNENAMWX
MDN4083LEA0722NMNKNENAMWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNKNENANAX
MDN4083LEA0722NMNKNENANAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNKNENANCX
MDN4083LEA0722NMNKNENANCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNKNENANPX
MDN4083LEA0722NMNKNENANPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNKNENANSX
MDN4083LEA0722NMNKNENANSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNKNENANWX
MDN4083LEA0722NMNKNENANWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNKNENCCAX
MDN4083LEA0722NMNKNENCCAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNKNENCCCX
MDN4083LEA0722NMNKNENCCCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNKNENCCPX
MDN4083LEA0722NMNKNENCCPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNKNENCCSX
MDN4083LEA0722NMNKNENCCSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNKNENCCWX
MDN4083LEA0722NMNKNENCCWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNKNENCDAX
MDN4083LEA0722NMNKNENCDAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNKNENCDCX
MDN4083LEA0722NMNKNENCDCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNKNENCDPX
MDN4083LEA0722NMNKNENCDPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNKNENCDSX
MDN4083LEA0722NMNKNENCDSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNKNENCDWX
MDN4083LEA0722NMNKNENCDWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNKNENCMAX
MDN4083LEA0722NMNKNENCMAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNKNENCMCX
MDN4083LEA0722NMNKNENCMCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNKNENCMPX
MDN4083LEA0722NMNKNENCMPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNKNENCMSX
MDN4083LEA0722NMNKNENCMSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNKNENCMWX
MDN4083LEA0722NMNKNENCMWX
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