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
MDN4083LEA0722NMNK4ENYMWX
MDN4083LEA0722NMNK4ENYMWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNK4ENYNCX
MDN4083LEA0722NMNK4ENYNCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNK4ENYNPX
MDN4083LEA0722NMNK4ENYNPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNK4ENYNSX
MDN4083LEA0722NMNK4ENYNSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNK4ENYNWX
MDN4083LEA0722NMNK4ENYNWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNK4ENYNYX
MDN4083LEA0722NMNK4ENYNYX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNK4NCNCAX
MDN4083LEA0722NMNK4NCNCAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNK4NCNCCX
MDN4083LEA0722NMNK4NCNCCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNK4NCNCPX
MDN4083LEA0722NMNK4NCNCPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNK4NCNCSX
MDN4083LEA0722NMNK4NCNCSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNK4NCNCWX
MDN4083LEA0722NMNK4NCNCWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNK4NCNDAX
MDN4083LEA0722NMNK4NCNDAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNK4NCNDCX
MDN4083LEA0722NMNK4NCNDCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNK4NCNDPX
MDN4083LEA0722NMNK4NCNDPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNK4NCNDSX
MDN4083LEA0722NMNK4NCNDSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNK4NCNDWX
MDN4083LEA0722NMNK4NCNDWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNK4NCNMAX
MDN4083LEA0722NMNK4NCNMAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNK4NCNMCX
MDN4083LEA0722NMNK4NCNMCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNK4NCNMPX
MDN4083LEA0722NMNK4NCNMPX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNK4NCNMSX
MDN4083LEA0722NMNK4NCNMSX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNK4NCNMWX
MDN4083LEA0722NMNK4NCNMWX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNK4NCNNAX
MDN4083LEA0722NMNK4NCNNAX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNK4NCNNCX
MDN4083LEA0722NMNK4NCNNCX
Limited Stock
From
Get Price
Cutler Hammer
800
3
MDN4083LEA0722NMNK4NCNNPX
MDN4083LEA0722NMNK4NCNNPX
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