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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
LGH3350FAG
LGH3350FAG
In Stock
From
$4,301.36
Eaton
350
3
LH36150
LH36150
In Stock
From
$1,522.58
Square D
150
3
LH36200
LH36200
In Stock
From
$2,410.73
Square D
200
3
LH36225
LH36225
In Stock
From
$3,521.70
Square D
225
3
LH36250
LH36250
In Stock
From
$2,046.19
Square D
250
3
LJL36250U31X
LJL36250U31X
In Stock
From
$5,327.69
Square D
250
3
MDL3450
MDL3450
In Stock
From
$3,777.89
Cutler Hammer
450
3
MDL3500
MDL3500
In Stock
From
$3,356.17
Eaton
500
3
MDL3600
MDL3600
In Stock
From
$5,137.71
Westinghouse
600
3
MJL36450
MJL36450
In Stock
From
$5,035.12
Square D
450
3
MJL36700
MJL36700
In Stock
From
$4,312.48
Square D
700
3
MP290
MP290
In Stock
From
$33.21
Siemens
90
2
NGC312032E
NGC312032E
In Stock
From
$19,023.62
Eaton
-
-
NGC312033E
NGC312033E
In Stock
From
$8,961.44
Eaton
-
-
NGG3B020L
NGG3B020L
In Stock
From
$382.30
Siemens
20
3
NGG3B125
NGG3B125
In Stock
From
$347.19
Siemens
125
3
NGG3B125L
NGG3B125L
In Stock
From
$998.82
Siemens
125
3
NGH308032EC
NGH308032EC
In Stock
From
$6,580.84
Eaton
-
-
NGH308035E
NGH308035E
In Stock
From
$7,366.96
Eaton
-
-
NGH308036E
NGH308036E
In Stock
From
$8,609.18
Eaton
-
-
NGH308038E
NGH308038E
In Stock
From
$6,630.26
Eaton
-
-
NGH312036EC
NGH312036EC
In Stock
From
$12,604.41
Eaton
-
-
NGH312038EC
NGH312038EC
In Stock
From
$14,246.05
Eaton
-
-
NGS308033E
NGS308033E
In Stock
From
$13,695.53
Eaton
-
-
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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