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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
NDX3B100
NDX3B100
In Stock
From
$1,731.14
Siemens
100
3
NEB1B020B
NEB1B020B
In Stock
From
$96.73
Siemens
20
1
NEB1B030
NEB1B030
In Stock
From
$139.13
Siemens
30
1
NEB1B030B
NEB1B030B
In Stock
From
$175.59
Siemens
30
1
NEB1B040
NEB1B040
In Stock
From
$184.46
Siemens
40
1
NEB1B040B
NEB1B040B
In Stock
From
$184.46
Siemens
40
1
NEB2B015B
NEB2B015B
In Stock
From
$208.08
Siemens
15
2
NEB2B020
NEB2B020
In Stock
From
$325.62
Siemens
20
2
NEB2B020B
NEB2B020B
In Stock
From
$287.93
Siemens
20
2
NEB2B040B
NEB2B040B
In Stock
From
$291.05
Siemens
40
2
NEB2B070
NEB2B070
In Stock
From
$295.12
Siemens
70
2
NEB2B100B
NEB2B100B
In Stock
From
$208.99
Siemens
100
2
NEB3B015
NEB3B015
In Stock
From
$883.55
Siemens
15
3
NEB3B020
NEB3B020
In Stock
From
$1,044.11
Siemens
20
3
NEB3B035B
NEB3B035B
In Stock
From
$1,514.33
Siemens
35
3
NEB3B060
NEB3B060
In Stock
From
$1,289.42
Siemens
60
3
NEB3B080B
NEB3B080B
In Stock
From
$1,638.46
Siemens
80
3
NEB3B100B
NEB3B100B
In Stock
From
$1,509.11
Siemens
100
3
NEG2B040L
NEG2B040L
In Stock
From
$1,788.92
Siemens
40
2
NEG2B060L
NEG2B060L
In Stock
From
$1,870.54
Siemens
60
2
NEG3B020
NEG3B020
In Stock
From
$316.62
Siemens
20
3
NEG3B050
NEG3B050
In Stock
From
$261.97
Siemens
50
3
NEG3B110L
NEG3B110L
In Stock
From
$2,496.36
Siemens
110
3
NEG4B030L
NEG4B030L
In Stock
From
$3,185.54
Siemens
30
4
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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