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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.
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Part Number
PRICE
Manufacturer
Amperage
Poles
HGA36045AABKUJYP
HGA36045AABKUJYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045AABKUK
HGA36045AABKUK
In Stock
From
$1,368.12
Square D
45
3
HGA36045AABKUKYP
HGA36045AABKUKYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045AABKUN
HGA36045AABKUN
In Stock
From
$1,368.12
Square D
45
3
HGA36045AABKUNYP
HGA36045AABKUNYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045AABKUO
HGA36045AABKUO
In Stock
From
$1,368.12
Square D
45
3
HGA36045AABKUOYP
HGA36045AABKUOYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045AABKUP
HGA36045AABKUP
In Stock
From
$1,368.12
Square D
45
3
HGA36045AABKUPYP
HGA36045AABKUPYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045AABKUR
HGA36045AABKUR
In Stock
From
$1,368.12
Square D
45
3
HGA36045AABKURYP
HGA36045AABKURYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045AABKUS
HGA36045AABKUS
In Stock
From
$1,368.12
Square D
45
3
HGA36045AABKUSYP
HGA36045AABKUSYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045AABKYP
HGA36045AABKYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045AASD
HGA36045AASD
In Stock
From
$1,368.12
Square D
45
3
HGA36045AASDYP
HGA36045AASDYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045AASH
HGA36045AASH
In Stock
From
$1,368.12
Square D
45
3
HGA36045AASHYP
HGA36045AASHYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045AASJ
HGA36045AASJ
In Stock
From
$1,368.12
Square D
45
3
HGA36045AASJYP
HGA36045AASJYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045AASK
HGA36045AASK
In Stock
From
$1,368.12
Square D
45
3
HGA36045AASKYP
HGA36045AASKYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045AASL
HGA36045AASL
In Stock
From
$1,368.12
Square D
45
3
HGA36045AASLYP
HGA36045AASLYP
In Stock
From
$1,368.12
Square D
45
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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