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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
MQJ3110KL
MQJ3110KL
In Stock
From
$1,504.39
Murray Corporation
110
3
MQJ3150
MQJ3150
In Stock
From
$439.15
Murray Corporation
150
3
MQJ3225
MQJ3225
In Stock
From
$168.99
Murray Corporation
225
3
MQJ390
MQJ390
In Stock
From
$702.96
Murray Corporation
90
3
ECHS075
ECHS075
In Stock
From
$14.14
Murray Corporation
-
-
ECHS100
ECHS100
In Stock
From
$24.55
Murray Corporation
-
-
ECHS150
ECHS150
In Stock
From
$17.15
Murray Corporation
-
-
ECHS250
ECHS250
In Stock
From
$16.16
Murray Corporation
-
-
MP130KH
MP130KH
In Stock
From
$21.93
Murray Corporation
30
1
MP215KH
MP215KH
In Stock
From
$26.42
Murray Corporation
15
2
MP245
MP245
In Stock
From
$25.83
Murray Corporation
45
2
MP290KH
MP290KH
In Stock
From
$197.04
Murray Corporation
90
2
MP3015N
MP3015N
In Stock
From
$13.00
Murray Corporation
30
2
MP345
MP345
In Stock
From
$39.86
Murray Corporation
45
3
MPD2150R
MPD2150R
In Stock
From
$108.14
Murray Corporation
150
2
MPD2200
MPD2200
In Stock
From
$363.19
Murray Corporation
200
2
MQ115
MQ115
In Stock
From
$22.69
Murray Corporation
15
1
MQ120
MQ120
In Stock
From
$28.57
Murray Corporation
20
1
ECSBPK03
ECSBPK03
In Stock
From
$198.00
Murray Corporation
-
-
EP3125
EP3125
In Stock
From
$980.07
Murray Corporation
125
3
EP3150
EP3150
In Stock
From
$258.26
Murray Corporation
150
3
EP3225
EP3225
In Stock
From
$511.34
Murray Corporation
225
3
MBK225M
MBK225M
In Stock
From
$187.34
Murray Corporation
225
2
MP2100KH
MP2100KH
In Stock
From
$240.78
Murray Corporation
100
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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