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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
MP215215CT2
MP215215CT2
In Stock
From
$71.36
Murray Corporation
15
4
MP220240CT2
MP220240CT2
In Stock
From
$31.04
Murray Corporation
40
4
MP23520
MP23520
In Stock
From
$117.02
Murray Corporation
35
4
MP240240CT2
MP240240CT2
In Stock
From
$26.39
Murray Corporation
40
4
MP24520
MP24520
In Stock
From
$43.84
Murray Corporation
45
4
MP25015
MP25015
In Stock
From
$52.60
Murray Corporation
50
4
MP25020
MP25020
In Stock
From
$25.06
Murray Corporation
50
4
MP260KH
MP260KH
In Stock
From
$81.82
Murray Corporation
60
2
MP320KH
MP320KH
In Stock
From
$306.30
Murray Corporation
20
3
MP330KH
MP330KH
In Stock
From
$228.67
Murray Corporation
30
3
MP360KH
MP360KH
In Stock
From
$378.22
Murray Corporation
60
3
MPD2200KH
MPD2200KH
In Stock
From
$307.91
Murray Corporation
200
2
MPD2200RH
MPD2200RH
In Stock
From
$307.91
Murray Corporation
200
2
MQJ2100
MQJ2100
In Stock
From
$180.11
Murray Corporation
100
2
MQJ2125
MQJ2125
In Stock
From
$201.29
Murray Corporation
125
2
MQJ2150
MQJ2150
In Stock
From
$119.82
Murray Corporation
150
2
MQJ2175
MQJ2175
In Stock
From
$322.33
Murray Corporation
175
2
MQJ2200
MQJ2200
In Stock
From
$229.75
Murray Corporation
200
2
MQJ2225
MQJ2225
In Stock
From
$153.25
Murray Corporation
225
2
MQJ2225KH
MQJ2225KH
In Stock
From
$589.90
Murray Corporation
225
2
MQJ260
MQJ260
In Stock
From
$328.31
Murray Corporation
60
2
MQJ270
MQJ270
In Stock
From
$19.98
Murray Corporation
70
2
MQJ280
MQJ280
In Stock
From
$322.33
Murray Corporation
80
2
MQJ290
MQJ290
In Stock
From
$322.33
Murray Corporation
90
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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