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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
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Part Number
PRICE
Manufacturer
Amperage
Poles
MQJ3100
MQJ3100
In Stock
From
$630.04
Murray Corporation
100
3
MQJ3100KH
MQJ3100KH
In Stock
From
$1,209.95
Murray Corporation
100
3
MQJ3110
MQJ3110
In Stock
From
$368.64
Murray Corporation
110
3
MQJ3110KH
MQJ3110KH
In Stock
From
$690.43
Murray Corporation
110
3
MQJ3125KL
MQJ3125KL
In Stock
From
$1,504.39
Murray Corporation
125
3
MQJ3150KL
MQJ3150KL
In Stock
From
$478.15
Murray Corporation
150
3
MQJ3175
MQJ3175
In Stock
From
$859.63
Murray Corporation
175
3
MQJ3175KL
MQJ3175KL
In Stock
From
$1,504.39
Murray Corporation
175
3
MQJ3200KL
MQJ3200KL
In Stock
From
$550.61
Murray Corporation
200
3
MQJ3225KL
MQJ3225KL
In Stock
From
$1,504.39
Murray Corporation
225
3
MQJ360
MQJ360
In Stock
From
$539.23
Murray Corporation
60
3
MQJ360KL
MQJ360KL
In Stock
From
$1,504.39
Murray Corporation
60
3
MQJ370
MQJ370
In Stock
From
$859.63
Murray Corporation
70
3
MQJ370KL
MQJ370KL
In Stock
From
$1,504.39
Murray Corporation
70
3
MQJ380
MQJ380
In Stock
From
$847.69
Murray Corporation
80
3
MQJ380KL
MQJ380KL
In Stock
From
$645.12
Murray Corporation
80
3
MQJ390KL
MQJ390KL
In Stock
From
$534.90
Murray Corporation
90
3
MEQ9683
MEQ9683
In Stock
From
$658.17
Murray Corporation
150
4
MEQ9985
MEQ9985
In Stock
From
$9.09
Murray Corporation
200
4
MP125GF
MP125GF
In Stock
From
$135.01
Murray Corporation
25
1
MP2110
MP2110
Limited Stock
From
Get Price
Murray Corporation
110
2
MP220AFC
MP220AFC
In Stock
From
$108.58
Murray Corporation
20
2
MP220SN
MP220SN
In Stock
From
$96.53
Murray Corporation
20
2
MP220ST
MP220ST
In Stock
From
$226.17
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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