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
DN-WM-2
DN-WM-2
In Stock
From
$8.91
Automation Direct
KN-L5-151-200-250
KN-L5-151-200-250
In Stock
From
$9.09
Automation Direct
KN-ST1RED
KN-ST1RED
In Stock
From
$7.79
Automation Direct
KN-T12RED-25
KN-T12RED-25
In Stock
From
$20.00
Automation Direct
KN-TC-1S
KN-TC-1S
In Stock
From
$28.42
Automation Direct
MS25-2500
MS25-2500
In Stock
From
$114.30
Automation Direct
NCP2-D
NCP2-D
In Stock
From
$13.13
Automation Direct
P3-FILL
P3-FILL
In Stock
From
$32.53
Automation Direct
ZP-MC-CG-29M8
ZP-MC-CG-29M8
In Stock
From
$108.75
Automation Direct
D0-ACC-2
D0-ACC-2
In Stock
From
$70.70
Automation Direct
D4-16IOCON
D4-16IOCON
In Stock
From
$81.99
Automation Direct
DN-2J12
DN-2J12
In Stock
From
$13.21
Automation Direct
DN-2J6-EACH
DN-2J6-EACH
In Stock
From
$0.23
Automation Direct
DN-D10YEL-A-EACH
DN-D10YEL-A-EACH
In Stock
From
$0.75
Automation Direct
DN-R35S11
DN-R35S11
In Stock
From
$1.02
Automation Direct
DN-SUPP-6-1
DN-SUPP-6-1
In Stock
From
$24.24
Automation Direct
DN-T12R
DN-T12R
In Stock
From
$0.40
Automation Direct
G3P-025
G3P-025
In Stock
From
$259.69
Automation Direct
GCB100S-3FF100LL
GCB100S-3FF100LL
In Stock
From
$268.67
Automation Direct
GCB100S-3FF15LL
GCB100S-3FF15LL
In Stock
From
$196.22
Automation Direct
KN-G12SP-EACH
KN-G12SP-EACH
In Stock
From
$1.25
Automation Direct
OP-YELLOW
OP-YELLOW
Limited Stock
From
Get Price
Automation Direct
HDPR
HDPR
In Stock
From
$7.87
Automation Direct
DN-FESPA-EACH
DN-FESPA-EACH
In Stock
From
Get Price
Automation Direct
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