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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.
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Part Number
PRICE
Manufacturer
Amperage
Poles
3WL9111-0AP04-0AA0
3WL9111-0AP04-0AA0
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Siemens
-
-
3WL9111-0AT81-0AA0
3WL9111-0AT81-0AA0
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$326.34
Siemens
-
-
3WL9111-0BB13-0AA0
3WL9111-0BB13-0AA0
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-
-
3WL9111-0BB22-0AA0
3WL9111-0BB22-0AA0
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Siemens
-
-
3WL9111-0BB68-0AA0
3WL9111-0BB68-0AA0
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3WL9211-3BC11-0BA1-Z-R30
3WL9211-3BC11-0BA1-Z-R30
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Siemens
-
-
5ST3700
5ST3700
In Stock
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$27.27
Siemens
-
-
5ST3701-0HG
5ST3701-0HG
In Stock
From
$40.40
Siemens
-
-
5ST3703-0HG
5ST3703-0HG
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$51.51
Siemens
-
-
5ST3705-0HG
5ST3705-0HG
In Stock
From
$168.74
Siemens
-
-
5ST3705-3HG
5ST3705-3HG
In Stock
From
$303.07
Siemens
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-
5ST3710-3HG
5ST3710-3HG
In Stock
From
$342.39
Siemens
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-
5SX5220-7
5SX5220-7
In Stock
From
$129.44
Siemens
20
2
8WA1-721
8WA1-721
In Stock
From
$1.89
Siemens
-
-
8WA1-722
8WA1-722
In Stock
From
$3.46
Siemens
-
-
8WA1-734
8WA1-734
In Stock
From
$3.00
Siemens
-
-
8WA1011-1BF25
8WA1011-1BF25
In Stock
From
$3.00
Siemens
-
-
8WA1011-1MH15
8WA1011-1MH15
In Stock
From
$28.51
Siemens
-
-
8WA1815
8WA1815
In Stock
From
$4.53
Siemens
-
-
8WA1845
8WA1845
In Stock
From
$8.59
Siemens
-
-
B250BP
B250BP
In Stock
From
$77.41
Siemens
-
-
CLF63B110
CLF63B110
In Stock
From
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Siemens
110
3
F2B030
F2B030
In Stock
From
$14.44
ITE
30
2
F2B080
F2B080
In Stock
From
$204.12
Gould
80
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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