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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.
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Part Number
PRICE
Manufacturer
GK3-EF40
GK3-EF40
In Stock
From
$860.32
Schneider Electric
GV2-P21H7
GV2-P21H7
In Stock
From
$128.57
Schneider Electric
GV2L06
GV2L06
In Stock
From
$194.82
Schneider Electric
GV2LS14
GV2LS14
In Stock
From
$61.30
Schneider Electric
GV2RS08
GV2RS08
In Stock
From
$43.17
Schneider Electric
GV3-M06
GV3-M06
In Stock
From
$51.39
Schneider Electric
GV3ME08
GV3ME08
Limited Stock
From
Get Price
Schneider Electric
GV3P501
GV3P501
In Stock
From
$146.54
Schneider Electric
GV3P73
GV3P73
In Stock
From
$359.63
Schneider Electric
GZ1-E16
GZ1-E16
Limited Stock
From
Get Price
Schneider Electric
GZ1-M08
GZ1-M08
Limited Stock
From
Get Price
Schneider Electric
HACR-110
HACR-110
In Stock
From
$58.19
Schneider Electric
HACR-3-10
HACR-3-10
In Stock
From
$20.44
Schneider Electric
HACR-RT-215
HACR-RT-215
In Stock
From
$21.74
Schneider Electric
HGL36100-MD
HGL36100-MD
In Stock
From
$592.81
Schneider Electric
HJL36020AACA
HJL36020AACA
In Stock
From
$1,221.50
Schneider Electric
HJL36020CA
HJL36020CA
In Stock
From
$765.82
Schneider Electric
HJL36030AACA
HJL36030AACA
In Stock
From
$513.34
Schneider Electric
HJL36030CA
HJL36030CA
In Stock
From
$1,129.34
Schneider Electric
HJL36040CA
HJL36040CA
In Stock
From
$1,185.34
Schneider Electric
HJL36050AACA
HJL36050AACA
In Stock
From
$870.34
Schneider Electric
HJL36050CA
HJL36050CA
In Stock
From
$1,146.45
Schneider Electric
HJL3606U31X
HJL3606U31X
In Stock
From
$756.95
Schneider Electric
HJL36070CA
HJL36070CA
In Stock
From
$862.17
Schneider 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.