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
MG24455
MG24455
In Stock
From
$142.20
Schneider Electric
40
2
MG24456
MG24456
In Stock
From
$204.81
Square D
50
2
MG24457
MG24457
In Stock
From
$155.98
Schneider Electric
63
2
MGA266002
MGA266002
In Stock
From
$1,882.93
Square D
600
2
MJA36400YP
MJA36400YP
In Stock
From
$3,714.52
Schneider Electric
400
3
MJA36600JK
MJA36600JK
In Stock
From
$3,180.60
Schneider Electric
600
3
MJA36600YP
MJA36600YP
In Stock
From
$3,992.34
Square D
600
3
MJP36400YP
MJP36400YP
In Stock
From
$2,785.87
Square D
400
3
PGA36120U41A
PGA36120U41A
In Stock
From
$11,686.86
Square D
1200
3
PGA36120U44A
PGA36120U44A
In Stock
From
$14,312.06
Schneider Electric
1200
3
PGL36100U41A
PGL36100U41A
In Stock
From
$7,459.18
Square D
1000
3
PJA36100U41A
PJA36100U41A
In Stock
From
$13,267.80
Square D
1000
3
PJA36120U43AYP
PJA36120U43AYP
In Stock
From
$14,110.45
Square D
1200
3
PJL36120U41A
PJL36120U41A
In Stock
From
$8,445.99
Square D
1200
3
PKA36040CU44ABD
PKA36040CU44ABD
In Stock
From
$666.67
Schneider Electric
400
3
QBL22125
QBL22125
In Stock
From
$234.78
Square D
125
2
QBL22150
QBL22150
In Stock
From
Get Price
Square D
150
2
QBL22225
QBL22225
In Stock
From
$231.26
Square D
225
2
QBL32080
QBL32080
In Stock
From
$495.57
Schneider Electric
80
3
QBL32090
QBL32090
In Stock
From
$377.26
Square D
90
3
QBL32100
QBL32100
In Stock
From
$352.17
Schneider Electric
100
3
QBL32100YP
QBL32100YP
In Stock
From
$864.43
Square D
100
3
QBL32110
QBL32110
In Stock
From
$570.19
Schneider Electric
110
3
QBL32150YP
QBL32150YP
In Stock
From
$1,771.04
Schneider Electric
150
3
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