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
MDN4083LEA0722NMNCNYNHNCX
MDN4083LEA0722NMNCNYNHNCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNCNYNHNPX
MDN4083LEA0722NMNCNYNHNPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNCNYNHNSX
MDN4083LEA0722NMNCNYNHNSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNCNYNHNWX
MDN4083LEA0722NMNCNYNHNWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNCNYNKCAX
MDN4083LEA0722NMNCNYNKCAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNCNYNKCCX
MDN4083LEA0722NMNCNYNKCCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNCNYNKCPX
MDN4083LEA0722NMNCNYNKCPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNCNYNKCSX
MDN4083LEA0722NMNCNYNKCSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNCNYNKCWX
MDN4083LEA0722NMNCNYNKCWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNCNYNKDAX
MDN4083LEA0722NMNCNYNKDAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNCNYNKDCX
MDN4083LEA0722NMNCNYNKDCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNCNYNKDPX
MDN4083LEA0722NMNCNYNKDPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNCNYNKDSX
MDN4083LEA0722NMNCNYNKDSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNCNYNKDWX
MDN4083LEA0722NMNCNYNKDWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNCNYNKMAX
MDN4083LEA0722NMNCNYNKMAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNCNYNKMCX
MDN4083LEA0722NMNCNYNKMCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNCNYNKMPX
MDN4083LEA0722NMNCNYNKMPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNCNYNKMSX
MDN4083LEA0722NMNCNYNKMSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNCNYNKMWX
MDN4083LEA0722NMNCNYNKMWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNCNYNKNAX
MDN4083LEA0722NMNCNYNKNAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNCNYNKNCX
MDN4083LEA0722NMNCNYNKNCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNCNYNKNPX
MDN4083LEA0722NMNCNYNKNPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNCNYNKNSX
MDN4083LEA0722NMNCNYNKNSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNCNYNKNWX
MDN4083LEA0722NMNCNYNKNWX
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