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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
NGB3B100
NGB3B100
In Stock
From
$556.74
Siemens
100
3
NGB3B125
NGB3B125
In Stock
From
$457.66
Siemens
125
3
NGG2B030
NGG2B030
In Stock
From
$822.89
Siemens
30
2
NGG2B080L
NGG2B080L
In Stock
From
$599.43
Siemens
80
2
NGG2B100
NGG2B100
In Stock
From
$485.71
Siemens
100
2
NJG3B400L
NJG3B400L
In Stock
From
$5,535.25
Siemens
400
3
NJG3F400
NJG3F400
In Stock
From
$1,001.89
Siemens
400
3
NJX3R400
NJX3R400
Limited Stock
From
Get Price
Siemens
400
3
NLK3B600L
NLK3B600L
In Stock
From
$2,664.79
Siemens
600
3
NMG3F800
NMG3F800
In Stock
From
$868.74
Siemens
800
3
NMX3B700
NMX3B700
In Stock
From
$15,123.99
Siemens
700
3
NMX3B800
NMX3B800
In Stock
From
$2,639.91
Siemens
800
3
NMX3B800L
NMX3B800L
In Stock
From
$4,069.94
Siemens
800
3
NMX3R800
NMX3R800
Limited Stock
From
Get Price
Siemens
800
3
NNG3F120
NNG3F120
In Stock
From
$6,200.83
Siemens
1200
3
NNX3B120
NNX3B120
In Stock
From
$3,712.56
Siemens
1200
3
NPG3F160
NPG3F160
In Stock
From
$13,137.17
Siemens
1600
3
P220
P220
In Stock
From
$64.76
ITE
20
2
P230
P230
In Stock
From
$60.70
ITE
30
2
P270
P270
In Stock
From
$192.81
Siemens
70
2
PXD63B140
PXD63B140
In Stock
From
$4,315.93
Siemens
1400
3
PXD63B160
PXD63B160
In Stock
From
$5,148.08
Siemens
1600
3
Q115H
Q115H
In Stock
From
$23.69
Siemens
15
1
Q120
Q120
In Stock
From
$7.33
Siemens
20
1
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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