1. Home / 
  2. All Categories / 
  3. Circuit Breaker

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
LXD63B450L
LXD63B450L
In Stock
From
$10,478.78
Siemens
450
3
LXD63H600L
LXD63H600L
In Stock
From
$1,487.09
Siemens
600
3
LXD63L600
LXD63L600
In Stock
From
$1,326.73
Siemens
600
3
LXD63L600L
LXD63L600L
In Stock
From
$1,487.09
Siemens
600
3
LXD63M600L
LXD63M600L
In Stock
From
$899.64
Siemens
600
3
LXD63S600AL
LXD63S600AL
In Stock
From
$1,487.09
Siemens
600
3
MLKA3A
MLKA3A
In Stock
From
$252.45
Siemens
-
-
MP1515N
MP1515N
In Stock
From
$26.89
Siemens
15
2
MXD63A800
MXD63A800
In Stock
From
$1,292.47
Siemens
800
3
MXD63A800L
MXD63A800L
In Stock
From
$3,748.69
Siemens
800
3
NEB1B015
NEB1B015
In Stock
From
$104.33
Siemens
15
1
NEB1B015B
NEB1B015B
In Stock
From
$80.55
Siemens
15
1
NEB2B070B
NEB2B070B
In Stock
From
$295.12
Siemens
70
2
NEB2B080B
NEB2B080B
In Stock
From
$170.16
Siemens
80
2
NEB3B025B
NEB3B025B
In Stock
From
$1,928.05
Siemens
25
3
NGB2B015B
NGB2B015B
In Stock
From
$286.13
Siemens
15
2
NGB2B025B
NGB2B025B
In Stock
From
$191.33
Siemens
25
2
NGB2B035B
NGB2B035B
In Stock
From
$172.19
Siemens
35
2
NGB2B080B
NGB2B080B
In Stock
From
$206.45
Siemens
80
2
NGB2K015B
NGB2K015B
In Stock
From
$234.04
Siemens
15
2
NGB2K025B
NGB2K025B
In Stock
From
$158.99
Siemens
25
2
NGB2K030B
NGB2K030B
In Stock
From
$201.37
Siemens
30
2
NGB2K040B
NGB2K040B
In Stock
From
$285.52
Siemens
40
2
NGB2K045B
NGB2K045B
In Stock
From
$249.48
Siemens
45
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.

Learn More