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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
KD4350
KD4350
In Stock
From
$2,900.11
Cutler Hammer
350
4
KD4400K
KD4400K
In Stock
From
$1,092.31
Westinghouse
400
4
KDB3100
KDB3100
In Stock
From
$1,328.02
Cutler Hammer
100
3
KDB3100W
KDB3100W
In Stock
From
$691.34
Westinghouse
100
3
KDB3125
KDB3125
In Stock
From
$2,615.37
Eaton
125
3
KDB3125W
KDB3125W
In Stock
From
$1,122.80
Cutler Hammer
125
3
KDB3175
KDB3175
In Stock
From
$1,675.92
Westinghouse
175
3
KDB3175W
KDB3175W
In Stock
From
$1,675.92
Westinghouse
175
3
KDB3200
KDB3200
In Stock
From
$1,868.69
Westinghouse
200
3
KDB3200W
KDB3200W
In Stock
From
$1,306.92
Eaton
200
3
KDB3225W
KDB3225W
In Stock
From
$1,115.88
Eaton
225
3
KDB3250
KDB3250
In Stock
From
$1,478.79
Eaton
250
3
KDB3250FT35W
KDB3250FT35W
In Stock
From
$2,133.34
Westinghouse
250
3
KDB3350
KDB3350
In Stock
From
$1,399.29
Eaton
350
3
KDB3350X
KDB3350X
In Stock
From
$1,704.49
Eaton
350
3
KDB3350Y
KDB3350Y
In Stock
From
$1,765.80
Cutler Hammer
350
3
KDB3400FT36W
KDB3400FT36W
In Stock
From
$4,611.97
Westinghouse
400
3
KDB3400K
KDB3400K
Limited Stock
From
Get Price
Eaton
400
3
KDC3125W
KDC3125W
In Stock
From
$2,507.32
Westinghouse
125
3
KDC3150W
KDC3150W
In Stock
From
Get Price
Cutler Hammer
150
3
KDC3175W
KDC3175W
In Stock
From
Get Price
Cutler Hammer
175
3
KDC3200W
KDC3200W
In Stock
From
$1,795.90
Westinghouse
200
3
KDC3200Y
KDC3200Y
In Stock
From
$1,802.59
Westinghouse
200
3
KDC3225W
KDC3225W
In Stock
From
$2,144.14
Cutler Hammer
225
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.

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