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
MDN4083LEA0722NMNJ2YNNMPX
MDN4083LEA0722NMNJ2YNNMPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJ2YNNMSX
MDN4083LEA0722NMNJ2YNNMSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJ2YNNMWX
MDN4083LEA0722NMNJ2YNNMWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJ2YNNNAX
MDN4083LEA0722NMNJ2YNNNAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJ2YNNNCX
MDN4083LEA0722NMNJ2YNNNCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJ2YNNNPX
MDN4083LEA0722NMNJ2YNNNPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJ2YNNNSX
MDN4083LEA0722NMNJ2YNNNSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJ2YNNNWX
MDN4083LEA0722NMNJ2YNNNWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJ2YNRCAX
MDN4083LEA0722NMNJ2YNRCAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJ2YNRCCX
MDN4083LEA0722NMNJ2YNRCCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJ2YNRCPX
MDN4083LEA0722NMNJ2YNRCPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJ2YNRCSX
MDN4083LEA0722NMNJ2YNRCSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJ2YNRCWX
MDN4083LEA0722NMNJ2YNRCWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJ2YNRDAX
MDN4083LEA0722NMNJ2YNRDAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJ2YNRDCX
MDN4083LEA0722NMNJ2YNRDCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJ2YNRDPX
MDN4083LEA0722NMNJ2YNRDPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJ2YNRDSX
MDN4083LEA0722NMNJ2YNRDSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJ2YNRDWX
MDN4083LEA0722NMNJ2YNRDWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJ2YNRMAX
MDN4083LEA0722NMNJ2YNRMAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJ2YNRMCX
MDN4083LEA0722NMNJ2YNRMCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJ2YNRMPX
MDN4083LEA0722NMNJ2YNRMPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJ2YNRMSX
MDN4083LEA0722NMNJ2YNRMSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJ2YNRMWX
MDN4083LEA0722NMNJ2YNRMWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNJ2YNRNAX
MDN4083LEA0722NMNJ2YNRNAX
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