1. Home / 
  2. All Categories / 
  3. Circuit Breaker / 
  4. Molded Case Circuit Breaker

Molded Case Circuit Breaker

For circuit breaker systems in commercial and industrial facilities, molded case circuit breakers are among the most widely used components for reliable overcurrent protection and electrical distribution. Molded case circuit breakers provide automatic circuit interruption during overload or short circuit conditions, protecting electrical systems and equipment from damage while enabling manual switching control. Electrical.com carries an extensive selection of molded case 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.
SORT BY
Part Number
PRICE
Manufacturer
CR151KKC01AH
CR151KKC01AH
In Stock
From
$17.05
General Electric
CR151KKC01AJ
CR151KKC01AJ
In Stock
From
$36.05
General Electric
CR151KKC01AK
CR151KKC01AK
In Stock
From
$14.67
General Electric
CR453CA2HLLAY
CR453CA2HLLAY
In Stock
From
$59.74
General Electric
D/721131-000
D/721131-000
Limited Stock
From
Get Price
General Electric
DICE61C20/030
DICE61C20/030
Limited Stock
From
Get Price
General Electric
DM60C10/030
DM60C10/030
Limited Stock
From
Get Price
General Electric
DOC532/300
DOC532/300
Limited Stock
From
Get Price
General Electric
DPA100C10030
DPA100C10030
Limited Stock
From
Get Price
General Electric
DPC100C06/030
DPC100C06/030
Limited Stock
From
Get Price
General Electric
DPE100B40/030
DPE100B40/030
Limited Stock
From
Get Price
General Electric
DPE100B50/030
DPE100B50/030
Limited Stock
From
Get Price
General Electric
DPT100 B32/030
DPT100 B32/030
Limited Stock
From
Get Price
General Electric
EC26030
EC26030
In Stock
From
$92.54
General Electric
EC26050
EC26050
In Stock
From
$359.28
General Electric
EP101-ULC05
EP101-ULC05
In Stock
From
$14.94
General Electric
EP101B02
EP101B02
Limited Stock
From
Get Price
General Electric
EP101C02
EP101C02
Limited Stock
From
Get Price
General Electric
EP101C04
EP101C04
Limited Stock
From
Get Price
General Electric
EP101C06
EP101C06
Limited Stock
From
Get Price
General Electric
EP101C10
EP101C10
Limited Stock
From
Get Price
General Electric
EP101C50
EP101C50
Limited Stock
From
Get Price
General Electric
EP101D04
EP101D04
Limited Stock
From
Get Price
General Electric
EP101D06
EP101D06
Limited Stock
From
Get Price
General Electric
Popular Molded Case Circuit Breaker Manufacturers

Electrical.com stocks the largest inventory of molded case circuit breakers in the world, with over 1 million square feet of new, used, surplus, and re-certified MCCBs available for immediate shipment. From standard thermal-magnetic breakers to electronic trip units across all amperage ratings, we have what you need when others say no. Our comprehensive molded case circuit breaker inventory spans all voltage and current ratings, frame sizes, and interrupting capacities 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 molded case circuit breakers serve critical applications across commercial buildings, industrial facilities, manufacturing plants, data centers, healthcare facilities, distribution panels, motor control centers, switchboards, and power distribution systems.


Whether you're maintaining legacy equipment with obsolete MCCB models or sourcing current production breakers for new installations and retrofits, our 40+ warehouse locations across the US and Canada ensure rapid delivery to minimize your downtime. Need molded case 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.