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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
B34000S01
B34000S01
In Stock
From
$199.36
Siemens
40
3
B340H
B340H
In Stock
From
$126.46
Siemens
40
3
B345H
B345H
In Stock
From
$141.34
Siemens
45
3
B350
B350
In Stock
From
$59.71
Siemens
50
3
B350HH
B350HH
In Stock
From
$157.64
Siemens
50
3
B360
B360
In Stock
From
$99.36
Siemens
60
3
B36000S01
B36000S01
In Stock
From
$186.89
Siemens
60
3
B360H00S01
B360H00S01
In Stock
From
$213.55
Siemens
60
3
B37000S01
B37000S01
In Stock
From
$153.71
Siemens
70
3
B370H
B370H
In Stock
From
$199.66
Siemens
70
3
B380H
B380H
In Stock
From
$212.38
Siemens
80
3
B390
B390
In Stock
From
$114.63
Siemens
90
3
BQ1B050
BQ1B050
In Stock
From
$29.35
Siemens
50
1
BQ1B060
BQ1B060
In Stock
From
$7.83
Siemens
60
1
BQ2B015
BQ2B015
In Stock
From
$17.33
Siemens
15
2
BQ2B020
BQ2B020
In Stock
From
$13.95
Siemens
20
2
BQ2B02000S01
BQ2B02000S01
In Stock
From
$66.60
Siemens
20
2
BQ2B030
BQ2B030
In Stock
From
$75.33
Siemens
30
2
BQ2B04000S01
BQ2B04000S01
In Stock
From
$124.94
Siemens
40
2
BQ2B040H
BQ2B040H
In Stock
From
$57.58
Siemens
40
2
BQ2B050
BQ2B050
In Stock
From
$39.08
Siemens
50
2
BQ2B06000S01
BQ2B06000S01
In Stock
From
$32.02
Siemens
60
2
BQ2B090
BQ2B090
In Stock
From
$93.05
Siemens
90
2
BQ2B10000S01
BQ2B10000S01
In Stock
From
$167.70
Siemens
100
2
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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