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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
HDA36100UO
HDA36100UO
In Stock
From
$424.27
Square D
100
3
HDA36100UP
HDA36100UP
In Stock
From
$424.46
Square D
100
3
HDA36100UR
HDA36100UR
In Stock
From
$428.41
Square D
100
3
HDA36100US
HDA36100US
In Stock
From
$428.75
Square D
100
3
HDA36110SD
HDA36110SD
In Stock
From
$1,550.47
Square D
110
3
HDA36110SH
HDA36110SH
In Stock
From
$1,550.47
Square D
110
3
HDA36110SJ
HDA36110SJ
In Stock
From
$1,550.47
Square D
110
3
HDA36110SK
HDA36110SK
In Stock
From
$1,550.47
Square D
110
3
HDA36110SL
HDA36110SL
In Stock
From
$1,550.47
Square D
110
3
HDA36110SN
HDA36110SN
In Stock
From
$1,550.47
Square D
110
3
HDA36110SP
HDA36110SP
In Stock
From
$1,550.47
Square D
110
3
HDA36110SR
HDA36110SR
In Stock
From
$1,550.47
Square D
110
3
HDA36110SV
HDA36110SV
In Stock
From
$1,550.47
Square D
110
3
HDA36110UA
HDA36110UA
In Stock
From
$1,550.47
Square D
110
3
HDA36110UD
HDA36110UD
In Stock
From
$1,550.47
Square D
110
3
HDA36110UH
HDA36110UH
In Stock
From
$1,550.47
Square D
110
3
HDA36110UJ
HDA36110UJ
In Stock
From
$1,550.47
Square D
110
3
HDA36110UK
HDA36110UK
In Stock
From
$1,550.47
Square D
110
3
HDA36110UN
HDA36110UN
In Stock
From
$1,550.47
Square D
110
3
HDA36110UO
HDA36110UO
In Stock
From
$1,550.47
Square D
110
3
HDA36110UP
HDA36110UP
In Stock
From
$1,550.47
Square D
110
3
HDA36110UR
HDA36110UR
In Stock
From
$1,550.47
Square D
110
3
HDA36110US
HDA36110US
In Stock
From
$1,550.47
Square D
110
3
HDA36125SD
HDA36125SD
In Stock
From
$1,464.86
Square D
125
3
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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