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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
LDC3450X
LDC3450X
In Stock
From
$6,325.10
Eaton
450
3
LDC3450Y
LDC3450Y
In Stock
From
$4,791.76
Westinghouse
450
3
LDC3500W
LDC3500W
In Stock
From
$3,888.00
Westinghouse
500
3
LDC3500X
LDC3500X
In Stock
From
$2,645.45
Westinghouse
500
3
LDC3500Y
LDC3500Y
In Stock
From
$2,674.85
Westinghouse
500
3
LDC3600C
LDC3600C
In Stock
From
$3,571.24
Westinghouse
600
3
LDC3600X
LDC3600X
In Stock
From
$4,502.11
Cutler Hammer
600
3
LDC3600Y
LDC3600Y
In Stock
From
$3,563.71
Westinghouse
600
3
LGA36600U44XENYH2
LGA36600U44XENYH2
In Stock
From
$3,653.52
Square D
600
3
LGB2K015B
LGB2K015B
In Stock
From
$681.92
Siemens
15
2
LGB2K020B
LGB2K020B
In Stock
From
$348.36
Siemens
20
2
LGB2K030B
LGB2K030B
In Stock
From
$761.01
Siemens
30
2
LGB2K035B
LGB2K035B
In Stock
From
$292.53
Siemens
35
2
LGB2K040B
LGB2K040B
In Stock
From
$540.88
Siemens
40
2
LGB2K045B
LGB2K045B
In Stock
From
$284.33
Siemens
45
2
LGB2K050B
LGB2K050B
In Stock
From
$318.47
Siemens
50
2
LGB2K060B
LGB2K060B
In Stock
From
$600.13
Siemens
60
2
LGB2K070B
LGB2K070B
In Stock
From
$599.73
Siemens
70
2
LGB2K090B
LGB2K090B
In Stock
From
$251.47
Siemens
90
2
LGB2K100B
LGB2K100B
In Stock
From
$357.92
Siemens
100
2
LGB2K110B
LGB2K110B
In Stock
From
$568.07
Siemens
110
2
LGB2K125B
LGB2K125B
In Stock
From
$646.73
Siemens
125
2
LGB3K020B
LGB3K020B
In Stock
From
$892.20
Siemens
20
3
LGB3K025B
LGB3K025B
In Stock
From
$947.57
Siemens
25
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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