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
MDN4083LEA0722NMNGNNNHNAX
MDN4083LEA0722NMNGNNNHNAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNGNNNHNCX
MDN4083LEA0722NMNGNNNHNCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNGNNNHNPX
MDN4083LEA0722NMNGNNNHNPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNGNNNHNSX
MDN4083LEA0722NMNGNNNHNSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNGNNNHNWX
MDN4083LEA0722NMNGNNNHNWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNGNNNKCAX
MDN4083LEA0722NMNGNNNKCAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNGNNNKCCX
MDN4083LEA0722NMNGNNNKCCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNGNNNKCPX
MDN4083LEA0722NMNGNNNKCPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNGNNNKCSX
MDN4083LEA0722NMNGNNNKCSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNGNNNKCWX
MDN4083LEA0722NMNGNNNKCWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNGNNNKDAX
MDN4083LEA0722NMNGNNNKDAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNGNNNKDCX
MDN4083LEA0722NMNGNNNKDCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNGNNNKDPX
MDN4083LEA0722NMNGNNNKDPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNGNNNKDSX
MDN4083LEA0722NMNGNNNKDSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNGNNNKDWX
MDN4083LEA0722NMNGNNNKDWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNGNNNKMAX
MDN4083LEA0722NMNGNNNKMAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNGNNNKMCX
MDN4083LEA0722NMNGNNNKMCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNGNNNKMPX
MDN4083LEA0722NMNGNNNKMPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNGNNNKMSX
MDN4083LEA0722NMNGNNNKMSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNGNNNKMWX
MDN4083LEA0722NMNGNNNKMWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNGNNNKNAX
MDN4083LEA0722NMNGNNNKNAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNGNNNKNCX
MDN4083LEA0722NMNGNNNKNCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNGNNNKNPX
MDN4083LEA0722NMNGNNNKNPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNGNNNKNSX
MDN4083LEA0722NMNGNNNKNSX
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