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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.
SORT BY
Part Number
PRICE
Manufacturer
Amperage
Voltage
HDA36020BCSHYP
HDA36020BCSHYP
In Stock
From
$801.77
Square D
20
600
HDA36020BCSJ
HDA36020BCSJ
In Stock
From
$801.77
Square D
20
600
HDA36020BCSJYP
HDA36020BCSJYP
In Stock
From
$801.77
Square D
20
600
HDA36020BCSK
HDA36020BCSK
In Stock
From
$801.77
Square D
20
600
HDA36020BCSKYP
HDA36020BCSKYP
In Stock
From
$801.77
Square D
20
600
HDA36020BCSL
HDA36020BCSL
In Stock
From
$801.77
Square D
20
600
HDA36020BCSLYP
HDA36020BCSLYP
In Stock
From
$801.77
Square D
20
600
HDA36020BCSN
HDA36020BCSN
In Stock
From
$801.77
Square D
20
600
HDA36020BCSNYP
HDA36020BCSNYP
In Stock
From
$801.77
Square D
20
600
HDA36020BCSP
HDA36020BCSP
In Stock
From
$801.77
Square D
20
600
HDA36020BCSPYP
HDA36020BCSPYP
In Stock
From
$801.77
Square D
20
600
HDA36020BCSR
HDA36020BCSR
In Stock
From
$801.77
Square D
20
600
HDA36020BCSRYP
HDA36020BCSRYP
In Stock
From
$801.77
Square D
20
600
HDA36020BCSV
HDA36020BCSV
In Stock
From
$801.77
Square D
20
600
HDA36020BCSVYP
HDA36020BCSVYP
In Stock
From
$801.77
Square D
20
600
HDA36020BCUA
HDA36020BCUA
In Stock
From
$801.77
Square D
20
600
HDA36020BCUAYP
HDA36020BCUAYP
In Stock
From
$801.77
Square D
20
600
HDA36020BCUD
HDA36020BCUD
In Stock
From
$801.77
Square D
20
600
HDA36020BCUDYP
HDA36020BCUDYP
In Stock
From
$801.77
Square D
20
600
HDA36020BCUH
HDA36020BCUH
In Stock
From
$801.77
Square D
20
600
HDA36020BCUHYP
HDA36020BCUHYP
In Stock
From
$801.77
Square D
20
600
HDA36020BCUJ
HDA36020BCUJ
In Stock
From
$801.77
Square D
20
600
HDA36020BCUJYP
HDA36020BCUJYP
In Stock
From
$801.77
Square D
20
600
HDA36020BCUK
HDA36020BCUK
In Stock
From
$801.77
Square D
20
600
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.