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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
MHL366001212
MHL366001212
In Stock
From
$1,150.87
Square D
600
3
MHL36700
MHL36700
In Stock
From
$2,075.16
Square D
700
3
MHL36900
MHL36900
In Stock
From
$1,181.99
Square D
900
3
MHL369001287
MHL369001287
In Stock
From
$3,060.44
Square D
900
3
MHP261000
MHP261000
In Stock
From
$1,895.13
Square D
1000
2
MHP26300
MHP26300
In Stock
From
$1,296.79
Square D
300
2
MHP26600
MHP26600
In Stock
From
$1,112.69
Square D
600
2
MHP26800
MHP26800
In Stock
From
$6,047.38
Square D
800
2
MHP360006M
MHP360006M
In Stock
From
$4,593.88
Square D
600
3
MHP361000
MHP361000
In Stock
From
$4,729.27
Square D
1000
3
MHP36300
MHP36300
In Stock
From
$2,097.88
Square D
300
3
MHP36400
MHP36400
In Stock
From
$3,192.15
Square D
400
3
MHP36700
MHP36700
In Stock
From
$500.92
Square D
700
3
MJF36400
MJF36400
Limited Stock
From
Get Price
Square D
400
3
MJF36600
MJF36600
In Stock
From
$4,998.93
Square D
600
3
MJL26700
MJL26700
In Stock
From
$6,993.60
Square D
700
2
MJM36600
MJM36600
In Stock
From
$4,959.25
Schneider Electric
600
3
MJP36300
MJP36300
In Stock
From
$2,097.88
Square D
300
3
MJP36450
MJP36450
In Stock
From
$1,657.12
Schneider Electric
450
3
MP115KH
MP115KH
In Stock
From
$25.26
Murray Corporation
15
1
MP16H2
MP16H2
In Stock
From
Get Price
Merlin Gerin
1600
3
MP2020
MP2020
In Stock
From
$21.00
Murray
20
1
MP20H1
MP20H1
In Stock
From
Get Price
Merlin Gerin
2000
3
MP220
MP220
In Stock
From
$15.97
Murray Corporation
20
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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