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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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Amperage
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5SM2642-6
5SM2642-6
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Siemens
40
4
5SM3642-4
5SM3642-4
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Siemens
25
4
5SM3746-4
5SM3746-4
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Siemens
63
4
5SN2-701
5SN2-701
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Siemens
1
2
5ST3706
5ST3706
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$47.68
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-
5ST3718
5ST3718
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5ST3748
5ST3748
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5ST3750-0HG
5ST3750-0HG
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$1.07
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8GK6302-1KK33
8GK6302-1KK33
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8GK6710-4KK13
8GK6710-4KK13
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8WA1-501-BEIGE
8WA1-501-BEIGE
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$1.81
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8WA1302
8WA1302
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8WA1822-7VD05
8WA1822-7VD05
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$3.04
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E2B3030
E2B3030
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ITE
30
3
E2B3060
E2B3060
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Siemens
60
3
EC2GB12
EC2GB12
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$12.37
Siemens
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ECTS2
ECTS2
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$7.23
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HEG3B045
HEG3B045
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Siemens
45
3
HF2B015
HF2B015
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Siemens
15
2
JD63W250
JD63W250
In Stock
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$1,886.21
Siemens
-
3
MFHM3RS
MFHM3RS
In Stock
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$677.06
Siemens
-
-
RST2424L1125
RST2424L1125
In Stock
From
$305.32
Siemens
-
-
S38B
S38B
In Stock
From
$228.40
Siemens
-
-
S3VA41TD
S3VA41TD
In Stock
From
$420.56
Siemens
-
-
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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