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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
HGA36045AFSV
HGA36045AFSV
In Stock
From
$1,368.12
Square D
45
3
HGA36045AFSVYP
HGA36045AFSVYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045AFUA
HGA36045AFUA
In Stock
From
$1,368.12
Square D
45
3
HGA36045AFUAYP
HGA36045AFUAYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045AFUD
HGA36045AFUD
In Stock
From
$1,368.12
Square D
45
3
HGA36045AFUDYP
HGA36045AFUDYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045AFUH
HGA36045AFUH
In Stock
From
$1,368.12
Square D
45
3
HGA36045AFUHYP
HGA36045AFUHYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045AFUJ
HGA36045AFUJ
In Stock
From
$1,368.12
Square D
45
3
HGA36045AFUJYP
HGA36045AFUJYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045AFUK
HGA36045AFUK
In Stock
From
$1,368.12
Square D
45
3
HGA36045AFUKYP
HGA36045AFUKYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045AFUN
HGA36045AFUN
In Stock
From
$1,368.12
Square D
45
3
HGA36045AFUNYP
HGA36045AFUNYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045AFUO
HGA36045AFUO
In Stock
From
$1,368.12
Square D
45
3
HGA36045AFUOYP
HGA36045AFUOYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045AFUP
HGA36045AFUP
In Stock
From
$1,368.12
Square D
45
3
HGA36045AFUPYP
HGA36045AFUPYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045AFUR
HGA36045AFUR
In Stock
From
$1,368.12
Square D
45
3
HGA36045AFURYP
HGA36045AFURYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045AFUS
HGA36045AFUS
In Stock
From
$1,368.12
Square D
45
3
HGA36045AFUSYP
HGA36045AFUSYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045AFYP
HGA36045AFYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045BC
HGA36045BC
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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