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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
LJP36400U31X
LJP36400U31X
In Stock
From
$2,304.84
Schneider Electric
400
3
LJP36600U31X
LJP36600U31X
In Stock
From
$3,329.98
Square D
600
3
LLA36400U33X
LLA36400U33X
In Stock
From
$4,091.50
Square D
400
3
LLA36600U31X
LLA36600U31X
In Stock
From
$5,461.77
Schneider Electric
600
3
LRA36600U31X
LRA36600U31X
In Stock
From
$14,381.93
Square D
600
3
LXD63B600
LXD63B600
In Stock
From
$1,743.65
Siemens
600
3
MDL3800WK
MDL3800WK
In Stock
From
$2,786.77
Eaton
800
3
MP115GF
MP115GF
In Stock
From
$21.59
Murray Corporation
15
1
MP120
MP120
In Stock
From
$26.79
Murray Corporation
20
1
MP215GF
MP215GF
In Stock
From
$98.00
Murray Corporation
15
2
NGB3B020B
NGB3B020B
In Stock
From
$421.87
Siemens
20
3
NGB3B125B
NGB3B125B
In Stock
From
$596.43
Siemens
125
3
PGA36100U41A
PGA36100U41A
In Stock
From
$12,133.77
Schneider Electric
1000
3
PGA36120U44A
PGA36120U44A
In Stock
From
$14,312.06
Schneider Electric
1200
3
PJA36100U41A
PJA36100U41A
In Stock
From
$13,049.13
Square D
1000
3
PJA36120U41A
PJA36120U41A
In Stock
From
$9,716.78
Square D
1200
3
PLA34120U44A
PLA34120U44A
In Stock
From
$22,906.72
Square D
1200
3
Q115DF
Q115DF
In Stock
From
$58.80
Siemens
15
1
Q432250
Q432250
In Stock
From
$601.55
Square D
250
3
Q432300
Q432300
In Stock
From
$842.75
Square D
300
3
Q432400
Q432400
In Stock
From
$1,408.34
Square D
400
3
QA120AFC
QA120AFC
In Stock
From
Get Price
Siemens
20
1
QBL22125
QBL22125
In Stock
From
$231.26
Square D
125
2
QBL22200
QBL22200
In Stock
From
$203.97
Square D
200
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.

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