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
PM3602-10-RC
PM3602-10-RC
In Stock
From
$1.27
Bourns
PM43-100M-RC
PM43-100M-RC
In Stock
From
$0.95
Bourns
PM54-330L-RC
PM54-330L-RC
In Stock
From
$1.24
Bourns
PWR220T-20-4700F
PWR220T-20-4700F
In Stock
From
$7.24
Bourns
PWR220T-20-R500F
PWR220T-20-R500F
Limited Stock
From
Get Price
Bourns
RL622-101K-RC
RL622-101K-RC
In Stock
From
$1.39
Bourns
RL622-180K-RC
RL622-180K-RC
In Stock
From
$1.60
Bourns
RL855-222K-RC
RL855-222K-RC
In Stock
From
$1.76
Bourns
SDR0302-4R7ML
SDR0302-4R7ML
In Stock
From
$0.57
Bourns
SDR0503-332JL
SDR0503-332JL
In Stock
From
$0.87
Bourns
SDR0603-220ML
SDR0603-220ML
In Stock
From
$0.64
Bourns
SDR0604-101KL
SDR0604-101KL
In Stock
From
$0.35
Bourns
SDR0604-151KL
SDR0604-151KL
In Stock
From
$0.52
Bourns
SDR0604-331KL
SDR0604-331KL
In Stock
From
$0.42
Bourns
SDR0604-681KL
SDR0604-681KL
In Stock
From
$0.52
Bourns
SDR0805-180ML
SDR0805-180ML
In Stock
From
$0.87
Bourns
SDR1006-220ML
SDR1006-220ML
In Stock
From
$1.04
Bourns
SDR1006-332KL
SDR1006-332KL
In Stock
From
$1.50
Bourns
SMAJ16CA
SMAJ16CA
In Stock
From
$1.69
Bourns
SMBJ17CA
SMBJ17CA
In Stock
From
$0.45
Bourns
SMBJ18CA
SMBJ18CA
In Stock
From
$0.16
Bourns
SMCJ30A
SMCJ30A
In Stock
From
$0.62
Bourns
SRF1306-350Y
SRF1306-350Y
In Stock
From
$1.79
Bourns
SRN4018-470M
SRN4018-470M
In Stock
From
$0.47
Bourns
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