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
HGA36045BCSD
HGA36045BCSD
In Stock
From
$1,368.12
Square D
45
3
HGA36045BCSDYP
HGA36045BCSDYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045BCSH
HGA36045BCSH
In Stock
From
$1,368.12
Square D
45
3
HGA36045BCSHYP
HGA36045BCSHYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045BCSJ
HGA36045BCSJ
In Stock
From
$1,368.12
Square D
45
3
HGA36045BCSJYP
HGA36045BCSJYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045BCSK
HGA36045BCSK
In Stock
From
$1,368.12
Square D
45
3
HGA36045BCSKYP
HGA36045BCSKYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045BCSL
HGA36045BCSL
In Stock
From
$1,368.12
Square D
45
3
HGA36045BCSLYP
HGA36045BCSLYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045BCSN
HGA36045BCSN
In Stock
From
$1,368.12
Square D
45
3
HGA36045BCSNYP
HGA36045BCSNYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045BCSP
HGA36045BCSP
In Stock
From
$1,368.12
Square D
45
3
HGA36045BCSPYP
HGA36045BCSPYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045BCSR
HGA36045BCSR
In Stock
From
$1,368.12
Square D
45
3
HGA36045BCSRYP
HGA36045BCSRYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045BCSV
HGA36045BCSV
In Stock
From
$1,368.12
Square D
45
3
HGA36045BCSVYP
HGA36045BCSVYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045BCUA
HGA36045BCUA
In Stock
From
$1,368.12
Square D
45
3
HGA36045BCUAYP
HGA36045BCUAYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045BCUD
HGA36045BCUD
In Stock
From
$1,368.12
Square D
45
3
HGA36045BCUDYP
HGA36045BCUDYP
In Stock
From
$1,368.12
Square D
45
3
HGA36045BCUH
HGA36045BCUH
In Stock
From
$1,368.12
Square D
45
3
HGA36045BCUHYP
HGA36045BCUHYP
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