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
K440LIGD
K440LIGD
Limited Stock
From
Get Price
General Electric
K440LIGDM
K440LIGDM
Limited Stock
From
Get Price
General Electric
K440LIGDMR
K440LIGDMR
Limited Stock
From
Get Price
General Electric
K440LIGDPM
K440LIGDPM
Limited Stock
From
Get Price
General Electric
K440LIGDPMR
K440LIGDPMR
Limited Stock
From
Get Price
General Electric
K440LIGDR
K440LIGDR
Limited Stock
From
Get Price
General Electric
K440LIGDZ1
K440LIGDZ1
Limited Stock
From
Get Price
General Electric
K440LIGDZ1M
K440LIGDZ1M
Limited Stock
From
Get Price
General Electric
K440LIGDZ1MR
K440LIGDZ1MR
Limited Stock
From
Get Price
General Electric
K440LIGDZ1PM
K440LIGDZ1PM
Limited Stock
From
Get Price
General Electric
K440LIGDZ1PMR
K440LIGDZ1PMR
Limited Stock
From
Get Price
General Electric
K440LIGDZ1R
K440LIGDZ1R
Limited Stock
From
Get Price
General Electric
K440LIGDZ2
K440LIGDZ2
Limited Stock
From
Get Price
General Electric
K440LIGDZ2M
K440LIGDZ2M
Limited Stock
From
Get Price
General Electric
K440LIGDZ2MR
K440LIGDZ2MR
Limited Stock
From
Get Price
General Electric
K440LIGDZ2PM
K440LIGDZ2PM
Limited Stock
From
Get Price
General Electric
K440LIGDZ2PMR
K440LIGDZ2PMR
Limited Stock
From
Get Price
General Electric
K440LIGDZ2R
K440LIGDZ2R
Limited Stock
From
Get Price
General Electric
K440LIGM
K440LIGM
Limited Stock
From
Get Price
General Electric
K440LIGMR
K440LIGMR
Limited Stock
From
Get Price
General Electric
K440LIGPM
K440LIGPM
Limited Stock
From
Get Price
General Electric
K440LIGPMR
K440LIGPMR
Limited Stock
From
Get Price
General Electric
K440LIGR
K440LIGR
Limited Stock
From
Get Price
General Electric
K440LIGZ1
K440LIGZ1
Limited Stock
From
Get Price
General Electric
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