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
WLS1F308JK
WLS1F308JK
Limited Stock
From
Get Price
Siemens
800
3
WLS1F308JL
WLS1F308JL
Limited Stock
From
Get Price
Siemens
800
3
WLS1F308JN
WLS1F308JN
Limited Stock
From
Get Price
Siemens
800
3
WLS1F308JP
WLS1F308JP
Limited Stock
From
Get Price
Siemens
800
3
WLS1F308JQ
WLS1F308JQ
Limited Stock
From
Get Price
Siemens
800
3
WLS1F308JR
WLS1F308JR
Limited Stock
From
Get Price
Siemens
800
3
WLS1F308JT
WLS1F308JT
Limited Stock
From
Get Price
Siemens
800
3
WLS1F308JU
WLS1F308JU
Limited Stock
From
Get Price
Siemens
800
3
WLS1F308JW
WLS1F308JW
Limited Stock
From
Get Price
Siemens
800
3
WLS1F308JY
WLS1F308JY
Limited Stock
From
Get Price
Siemens
800
3
WLS1F308K
WLS1F308K
Limited Stock
From
Get Price
Siemens
800
3
WLS1F308KA
WLS1F308KA
Limited Stock
From
Get Price
Siemens
800
3
WLS1F308KB
WLS1F308KB
Limited Stock
From
Get Price
Siemens
800
3
WLS1F308KC
WLS1F308KC
Limited Stock
From
Get Price
Siemens
800
3
WLS1F308KD
WLS1F308KD
Limited Stock
From
Get Price
Siemens
800
3
WLS1F308KE
WLS1F308KE
Limited Stock
From
Get Price
Siemens
800
3
WLS1F308KF
WLS1F308KF
Limited Stock
From
Get Price
Siemens
800
3
WLS1F308KG
WLS1F308KG
Limited Stock
From
Get Price
Siemens
800
3
WLS1F308KH
WLS1F308KH
Limited Stock
From
Get Price
Siemens
800
3
WLS1F308KJ
WLS1F308KJ
Limited Stock
From
Get Price
Siemens
800
3
WLS1F308KK
WLS1F308KK
Limited Stock
From
Get Price
Siemens
800
3
WLS1F308KL
WLS1F308KL
Limited Stock
From
Get Price
Siemens
800
3
WLS1F308KN
WLS1F308KN
Limited Stock
From
Get Price
Siemens
800
3
WLS1F308KP
WLS1F308KP
Limited Stock
From
Get Price
Siemens
800
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