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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
MDL3800F
MDL3800F
In Stock
From
$3,567.82
Eaton
800
3
MDLB3800WK
MDLB3800WK
In Stock
From
$3,430.94
Eaton
800
3
MG24459
MG24459
In Stock
From
$214.02
Schneider Electric
1
3
MGA266002
MGA266002
In Stock
From
$1,882.93
Square D
600
2
MH36600
MH36600
In Stock
From
$3,460.01
Square D
600
3
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
MP115
MP115
In Stock
From
$5.33
Murray
15
1
MP120GF
MP120GF
In Stock
From
$70.87
Siemens
20
1
MP130
MP130
In Stock
From
$7.47
Siemens
30
1
MP150
MP150
In Stock
From
$2.37
Murray
50
1
MP1515
MP1515
In Stock
From
$12.73
Murray
15
2
MP2020N
MP2020N
In Stock
From
$71.17
Murray Corporation
20
2
MP2125
MP2125
In Stock
From
$45.82
Siemens
125
2
MP215GF
MP215GF
In Stock
From
$98.00
Murray Corporation
15
2
MP270
MP270
In Stock
From
$23.08
Murray Corporation
70
2
MP280
MP280
In Stock
From
$44.43
Murray Corporation
80
2
MP3030N
MP3030N
In Stock
From
$27.93
Murray Corporation
30
2
MP3100
MP3100
In Stock
From
$84.03
Murray Corporation
100
3
MP315
MP315
In Stock
From
$27.28
Siemens
15
3
MP330
MP330
In Stock
From
$62.04
Siemens
30
3
MP340
MP340
In Stock
From
$46.97
Murray Corporation
40
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.

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