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
MDSC163WEA161GAMNN2NNNNAX
MDSC163WEA161GAMNN2NNNNAX
Limited Stock
From
Get Price
Cutler Hammer
1600
3
MDSC323WEA25MTHKHN6YCANAX
MDSC323WEA25MTHKHN6YCANAX
Limited Stock
From
Get Price
Cutler Hammer
2300
3
MDSC323WEA301GANAN6YNANAX-2W98
MDSC323WEA301GANAN6YNANAX-2W98
Limited Stock
From
Get Price
Eaton
2300
3
MDSC323WEA30MTCKH34YHANAX
MDSC323WEA30MTCKH34YHANAX
Limited Stock
From
Get Price
Cutler Hammer
2300
3
MDSC323WEA325GNMNN6E
MDSC323WEA325GNMNN6E
Limited Stock
From
Get Price
Eaton
2300
3
MDSC4N3WEA40MTCKH44YCANAX
MDSC4N3WEA40MTCKH44YCANAX
Limited Stock
From
Get Price
Cutler Hammer
4000
3
MDSC4N3WEA40MTHKHN6YCANAX
MDSC4N3WEA40MTHKHN6YCANAX
Limited Stock
From
Get Price
Cutler Hammer
4000
3
MDSC4N3WEA40MTNMNN6YCYNAX
MDSC4N3WEA40MTNMNN6YCYNAX
Limited Stock
From
Get Price
Cutler Hammer
4000
3
126D299G02
126D299G02
Limited Stock
From
Get Price
Westinghouse
-
-
139D633G04
139D633G04
Limited Stock
From
Get Price
Eaton
-
-
139D635G01
139D635G01
Limited Stock
From
Get Price
Cutler Hammer
-
-
140D150H01
140D150H01
Limited Stock
From
Get Price
Westinghouse
-
-
140D316G02
140D316G02
Limited Stock
From
Get Price
Westinghouse
200
-
140D316G10
140D316G10
Limited Stock
From
Get Price
Cutler Hammer
1200
-
140D316G11
140D316G11
Limited Stock
From
Get Price
Cutler Hammer
1600
-
140D777G01
140D777G01
Limited Stock
From
Get Price
Westinghouse
-
-
140D778G01
140D778G01
Limited Stock
From
Get Price
Cutler Hammer
-
-
140D779G01
140D779G01
Limited Stock
From
Get Price
Westinghouse
-
-
140D930G05
140D930G05
Limited Stock
From
Get Price
Westinghouse
-
-
140D930H01
140D930H01
Limited Stock
From
Get Price
Westinghouse
-
-
140D930H02
140D930H02
Limited Stock
From
Get Price
Westinghouse
-
-
140D930H03
140D930H03
Limited Stock
From
Get Price
Westinghouse
-
-
140D930H04
140D930H04
Limited Stock
From
Get Price
Cutler Hammer
-
-
151D018G01
151D018G01
Limited Stock
From
Get Price
Cutler Hammer
-
-
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