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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
E41B080
E41B080
In Stock
From
$74.10
Siemens
80
1
E41B090
E41B090
In Stock
From
$74.10
Siemens
90
1
E41B100
E41B100
In Stock
From
$18.88
ITE
100
1
E42B020
E42B020
In Stock
From
$123.72
Siemens
20
2
E42B025
E42B025
In Stock
From
$33.32
ITE
25
2
E42B035
E42B035
In Stock
From
$72.13
Siemens
35
2
E42B045
E42B045
In Stock
From
$83.98
Siemens
45
2
E42B050
E42B050
In Stock
From
$85.82
ITE
50
2
E42B060
E42B060
In Stock
From
$161.28
ITE
60
2
E42B070
E42B070
In Stock
From
$81.42
Siemens
70
2
E42B080
E42B080
In Stock
From
$98.87
Siemens
80
2
E42B090
E42B090
In Stock
From
$97.41
ITE
90
2
E42B100
E42B100
In Stock
From
$73.50
ITE
100
2
E43A003
E43A003
In Stock
From
$87.08
Siemens
3
3
E43A005
E43A005
In Stock
From
$142.43
Siemens
5
3
E43A010
E43A010
In Stock
From
$92.91
ITE
25
3
E43A040
E43A040
In Stock
From
$114.68
ITE
40
3
E43B025
E43B025
In Stock
From
$161.97
Siemens
25
3
E43B035
E43B035
In Stock
From
$297.43
Siemens
35
3
E43B045
E43B045
In Stock
From
$108.13
Siemens
45
3
E43B050
E43B050
In Stock
From
$174.06
Siemens
50
3
E43B060
E43B060
In Stock
From
$197.43
Siemens
60
3
E43B110
E43B110
In Stock
From
$201.17
ITE
110
3
E43M020
E43M020
In Stock
From
$142.41
ITE
20
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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