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
SMB110C5ES-S
SMB110C5ES-S
In Stock
From
$13.96
L-Com
TRACK25
TRACK25
In Stock
From
$417.96
L-Com
UP1
UP1
In Stock
From
$10.07
L-Com
UQFP-2
UQFP-2
In Stock
From
$111.47
L-Com
UQFP-4DRA
UQFP-4DRA
In Stock
From
$164.90
L-Com
USP-PCB
USP-PCB
In Stock
From
$8.08
L-Com
DG9025MF3
DG9025MF3
In Stock
From
$50.12
L-Com
DGF9MF
DGF9MF
In Stock
From
$23.90
L-Com
FSP-ST-CR
FSP-ST-CR
In Stock
From
$76.40
L-Com
LCSP1048
LCSP1048
In Stock
From
$81.52
L-Com
MJ110C5E-S
MJ110C5E-S
In Stock
From
$10.68
L-Com
USP2ECF-UABSB
USP2ECF-UABSB
In Stock
From
$55.55
L-Com
AL-NFNFB-2
AL-NFNFB-2
In Stock
From
$104.39
L-Com
DG259MF-IBM
DG259MF-IBM
In Stock
From
$20.20
L-Com
EWR-8-22
EWR-8-22
In Stock
From
$315.04
L-Com
HGLN-CAT6-HP
HGLN-CAT6-HP
In Stock
From
$142.72
L-Com
HGLND-CAT5EJW
HGLND-CAT5EJW
In Stock
From
$120.39
L-Com
HGX-PMT17
HGX-PMT17
In Stock
From
$62.65
L-Com
HR-QBP-1
HR-QBP-1
In Stock
From
$285.49
L-Com
NB121005-1H0
NB121005-1H0
In Stock
From
$614.20
L-Com
NB141207-10V
NB141207-10V
In Stock
From
$353.47
L-Com
NB181608-10F
NB181608-10F
In Stock
From
$1,959.87
L-Com
NBA-0002
NBA-0002
In Stock
From
$15.39
L-Com
NBE141006-KIT03
NBE141006-KIT03
In Stock
From
$60.20
L-Com
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