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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
MICROLOGIC-5.0A
MICROLOGIC-5.0A
In Stock
From
$2,403.65
Merlin Gerin
-
-
MICROLOGIC-6.0H
MICROLOGIC-6.0H
In Stock
From
$1,600.00
Square D
-
-
MLA1
MLA1
In Stock
From
Get Price
General Electric
-
-
MM1515
MM1515
In Stock
From
$21.46
Murray
15
1
MMOTW
MMOTW
In Stock
From
$5,200.62
Cutler Hammer
-
-
MND63
MND63
In Stock
From
$4,146.07
Siemens
1200
-
MOPLG120C
MOPLG120C
In Stock
From
$1,805.84
Cutler Hammer
-
-
MP21515
MP21515
In Stock
From
$50.59
Murray Corporation
15
4
MP23015
MP23015
In Stock
From
$33.88
Murray Corporation
30
4
MP23020
MP23020
In Stock
From
$57.24
Siemens
30
4
MP3100KM
MP3100KM
In Stock
From
$166.07
Murray Corporation
100
3
MP350KH
MP350KH
In Stock
From
$226.85
Murray Corporation
50
3
MPD2150KH
MPD2150KH
In Stock
From
$180.91
Murray Corporation
150
2
MPRPAF
MPRPAF
In Stock
From
$178.77
Square D
-
-
MPSNTAB
MPSNTAB
In Stock
From
$78.69
BRAH Electric
-
-
MQ250
MQ250
In Stock
From
$31.12
Murray
50
2
MQJ280
MQJ280
In Stock
From
$41.43
Murray Corporation
80
2
MQJ3200
MQJ3200
In Stock
From
$491.39
Murray Corporation
200
3
MQJ3225
MQJ3225
In Stock
From
$211.24
Murray Corporation
225
3
MS360800A
MS360800A
In Stock
From
$1,552.50
Eaton
800
3
MSECTOOL
MSECTOOL
In Stock
From
$578.52
Cutler Hammer
-
-
MSRA
MSRA
In Stock
From
$862.16
Cutler Hammer
-
-
MST1
MST1
In Stock
From
$704.88
Cutler Hammer
-
-
MST4
MST4
In Stock
From
$688.77
Cutler Hammer
-
-
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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