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
MDN4083LEA0622NMNKNENCNWX
MDN4083LEA0622NMNKNENCNWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0622NMNKNENHCAX
MDN4083LEA0622NMNKNENHCAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0622NMNKNENHCCX
MDN4083LEA0622NMNKNENHCCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0622NMNKNENHCPX
MDN4083LEA0622NMNKNENHCPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0622NMNKNENHCSX
MDN4083LEA0622NMNKNENHCSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0622NMNKNENHCWX
MDN4083LEA0622NMNKNENHCWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0622NMNKNENHDAX
MDN4083LEA0622NMNKNENHDAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0622NMNKNENHDCX
MDN4083LEA0622NMNKNENHDCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0622NMNKNENHDPX
MDN4083LEA0622NMNKNENHDPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0622NMNKNENHDSX
MDN4083LEA0622NMNKNENHDSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0622NMNKNENHDWX
MDN4083LEA0622NMNKNENHDWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0622NMNKNENHMAX
MDN4083LEA0622NMNKNENHMAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0622NMNKNENHMCX
MDN4083LEA0622NMNKNENHMCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0622NMNKNENHMPX
MDN4083LEA0622NMNKNENHMPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0622NMNKNENHMSX
MDN4083LEA0622NMNKNENHMSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0622NMNKNENHMWX
MDN4083LEA0622NMNKNENHMWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0622NMNKNENHNAX
MDN4083LEA0622NMNKNENHNAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0622NMNKNENHNCX
MDN4083LEA0622NMNKNENHNCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0622NMNKNENHNPX
MDN4083LEA0622NMNKNENHNPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0622NMNKNENHNSX
MDN4083LEA0622NMNKNENHNSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0622NMNKNENHNWX
MDN4083LEA0622NMNKNENHNWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0622NMNKNENKCAX
MDN4083LEA0622NMNKNENKCAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0622NMNKNENKCCX
MDN4083LEA0622NMNKNENKCCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0622NMNKNENKCPX
MDN4083LEA0622NMNKNENKCPX
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