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
HDA36070SD
HDA36070SD
In Stock
From
$426.99
Square D
70
3
HDA36070SH
HDA36070SH
In Stock
From
$429.33
Square D
70
3
HDA36070SJ
HDA36070SJ
In Stock
From
$481.58
Square D
70
3
HDA36070SK
HDA36070SK
In Stock
From
$424.68
Square D
70
3
HDA36070SL
HDA36070SL
In Stock
From
$482.87
Square D
70
3
HDA36070SN
HDA36070SN
In Stock
From
$430.22
Square D
70
3
HDA36070SP
HDA36070SP
In Stock
From
$423.78
Square D
70
3
HDA36070SR
HDA36070SR
In Stock
From
$424.11
Square D
70
3
HDA36070SV
HDA36070SV
In Stock
From
$423.46
Square D
70
3
HDA36070UA
HDA36070UA
In Stock
From
$428.95
Square D
70
3
HDA36070UD
HDA36070UD
In Stock
From
$476.20
Square D
70
3
HDA36070UH
HDA36070UH
In Stock
From
$424.12
Square D
70
3
HDA36070UJ
HDA36070UJ
In Stock
From
$478.00
Square D
70
3
HDA36070UK
HDA36070UK
In Stock
From
$429.72
Square D
70
3
HDA36070UN
HDA36070UN
In Stock
From
$422.89
Square D
70
3
HDA36070UO
HDA36070UO
In Stock
From
$424.93
Square D
70
3
HDA36070UP
HDA36070UP
In Stock
From
$484.70
Square D
70
3
HDA36070UR
HDA36070UR
In Stock
From
$426.41
Square D
70
3
HDA36070US
HDA36070US
In Stock
From
$428.49
Square D
70
3
HDA36080SD
HDA36080SD
In Stock
From
$423.14
Square D
80
3
HDA36080SH
HDA36080SH
In Stock
From
$482.67
Square D
80
3
HDA36080SJ
HDA36080SJ
In Stock
From
$426.10
Square D
80
3
HDA36080SK
HDA36080SK
In Stock
From
$427.19
Square D
80
3
HDA36080SL
HDA36080SL
In Stock
From
$423.69
Square D
80
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