1. Home / 
  2. All Categories / 
  3. Circuit Breaker

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
HDA36030BKUA
HDA36030BKUA
In Stock
From
$670.97
Square D
30
3
HDA36030BKUAYP
HDA36030BKUAYP
In Stock
From
$670.97
Square D
30
3
HDA36030BKUD
HDA36030BKUD
In Stock
From
$670.97
Square D
30
3
HDA36030BKUDYP
HDA36030BKUDYP
In Stock
From
$670.97
Square D
30
3
HDA36030BKUH
HDA36030BKUH
In Stock
From
$670.97
Square D
30
3
HDA36030BKUHYP
HDA36030BKUHYP
In Stock
From
$670.97
Square D
30
3
HDA36030BKUJ
HDA36030BKUJ
In Stock
From
$670.97
Square D
30
3
HDA36030BKUJYP
HDA36030BKUJYP
In Stock
From
$670.97
Square D
30
3
HDA36030BKUK
HDA36030BKUK
In Stock
From
$670.97
Square D
30
3
HDA36030BKUKYP
HDA36030BKUKYP
In Stock
From
$670.97
Square D
30
3
HDA36030BKUN
HDA36030BKUN
In Stock
From
$670.97
Square D
30
3
HDA36030BKUNYP
HDA36030BKUNYP
In Stock
From
$670.97
Square D
30
3
HDA36030BKUO
HDA36030BKUO
In Stock
From
$670.97
Square D
30
3
HDA36030BKUOYP
HDA36030BKUOYP
In Stock
From
$670.97
Square D
30
3
HDA36030BKUP
HDA36030BKUP
In Stock
From
$670.97
Square D
30
3
HDA36030BKUPYP
HDA36030BKUPYP
In Stock
From
$670.97
Square D
30
3
HDA36030BKUR
HDA36030BKUR
In Stock
From
$670.97
Square D
30
3
HDA36030BKURYP
HDA36030BKURYP
In Stock
From
$670.97
Square D
30
3
HDA36030BKUS
HDA36030BKUS
In Stock
From
$670.97
Square D
30
3
HDA36030BKUSYP
HDA36030BKUSYP
In Stock
From
$670.97
Square D
30
3
HDA36030BKYP
HDA36030BKYP
In Stock
From
$670.97
Square D
30
3
HDA36030SD
HDA36030SD
In Stock
From
$670.97
Square D
30
3
HDA36030SDYP
HDA36030SDYP
In Stock
From
$670.97
Square D
30
3
HDA36030SH
HDA36030SH
In Stock
From
$670.97
Square D
30
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