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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
HKD3350W
HKD3350W
In Stock
From
$2,403.06
Eaton
350
3
HKD3400KW
HKD3400KW
In Stock
From
$1,037.22
Eaton
400
3
HLD3300
HLD3300
In Stock
From
$4,226.20
Cutler Hammer
300
3
HLD3450
HLD3450
In Stock
From
$3,938.41
Eaton
450
3
HMCP400D5C
HMCP400D5C
In Stock
From
$1,125.93
Eaton
400
3
HMCP400F5C
HMCP400F5C
In Stock
From
$1,529.98
Eaton
400
3
HMCP400J5C
HMCP400J5C
In Stock
From
$1,726.34
Eaton
400
3
HMCP400K5C
HMCP400K5C
In Stock
From
$2,282.00
Eaton
400
3
HMCP400N5C
HMCP400N5C
In Stock
From
$2,358.82
Eaton
400
3
HMCP400R5C
HMCP400R5C
In Stock
From
$1,469.93
Eaton
400
3
HMCP400Y5C
HMCP400Y5C
In Stock
From
$2,371.95
Eaton
400
3
KD3125
KD3125
In Stock
From
$1,581.73
Eaton
125
3
KD3150
KD3150
In Stock
From
$1,266.21
Eaton
150
3
KD3400K
KD3400K
In Stock
From
$2,150.68
Eaton
400
3
KDC3100
KDC3100
In Stock
From
$1,937.57
Eaton
100
3
KDC3125
KDC3125
In Stock
From
$3,471.55
Eaton
125
3
KDC3150
KDC3150
In Stock
From
$2,771.52
Eaton
150
3
KDC3175
KDC3175
In Stock
From
$2,283.66
Eaton
175
3
KDC3200
KDC3200
In Stock
From
$2,284.59
Eaton
200
3
KDC3225
KDC3225
In Stock
From
$2,505.87
Eaton
225
3
KDC3250
KDC3250
In Stock
From
$2,335.45
Eaton
250
3
KDC3300
KDC3300
In Stock
From
$2,972.28
Eaton
300
3
KDC3350
KDC3350
In Stock
From
$3,058.70
Eaton
350
3
LD3400T56W
LD3400T56W
In Stock
From
$1,835.98
Eaton
400
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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