1. Home / 
  2. All Categories / 
  3. Circuit-Breakers

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
HGA36045BEUP
HGA36045BEUP
In Stock
From
$1,368.12
Square D
45
3
HGA36045BEUPYP
HGA36045BEUPYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045BEUR
HGA36045BEUR
In Stock
From
$1,368.12
Square D
45
3
HGA36045BEURYP
HGA36045BEURYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045BEUS
HGA36045BEUS
In Stock
From
$1,368.12
Square D
45
3
HGA36045BEUSYP
HGA36045BEUSYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045BH
HGA36045BH
In Stock
From
$1,368.12
Square D
45
3
HGA36045BHSD
HGA36045BHSD
In Stock
From
$1,368.12
Square D
45
3
HGA36045BHSDYP
HGA36045BHSDYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045BHSH
HGA36045BHSH
In Stock
From
$1,368.12
Square D
45
3
HGA36045BHSHYP
HGA36045BHSHYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045BHSJ
HGA36045BHSJ
In Stock
From
$1,368.12
Square D
45
3
HGA36045BHSJYP
HGA36045BHSJYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045BHSK
HGA36045BHSK
In Stock
From
$1,368.12
Square D
45
3
HGA36045BHSKYP
HGA36045BHSKYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045BHSL
HGA36045BHSL
In Stock
From
$1,368.12
Square D
45
3
HGA36045BHSLYP
HGA36045BHSLYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045BHSN
HGA36045BHSN
In Stock
From
$1,368.12
Square D
45
3
HGA36045BHSNYP
HGA36045BHSNYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045BHSP
HGA36045BHSP
In Stock
From
$1,368.12
Square D
45
3
HGA36045BHSPYP
HGA36045BHSPYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045BHSR
HGA36045BHSR
In Stock
From
$1,368.12
Square D
45
3
HGA36045BHSRYP
HGA36045BHSRYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045BHSV
HGA36045BHSV
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.

Learn More