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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
HDA36060U44XAB
HDA36060U44XAB
In Stock
From
$2,275.88
Square D
60
600
HDA36060U44XABBC
HDA36060U44XABBC
In Stock
From
$2,275.88
Square D
60
600
HDA36060U44XABBCSD
HDA36060U44XABBCSD
In Stock
From
$2,275.88
Square D
60
600
HDA36060U44XABBCSDYP
HDA36060U44XABBCSDYP
In Stock
From
$2,275.88
Square D
60
600
HDA36060U44XABBCSH
HDA36060U44XABBCSH
In Stock
From
$2,275.88
Square D
60
600
HDA36060U44XABBCSHYP
HDA36060U44XABBCSHYP
In Stock
From
$2,275.88
Square D
60
600
HDA36060U44XABBCSJ
HDA36060U44XABBCSJ
In Stock
From
$2,275.88
Square D
60
600
HDA36060U44XABBCSJYP
HDA36060U44XABBCSJYP
In Stock
From
$2,275.88
Square D
60
600
HDA36060U44XABBCSK
HDA36060U44XABBCSK
In Stock
From
$2,275.88
Square D
60
600
HDA36060U44XABBCSKYP
HDA36060U44XABBCSKYP
In Stock
From
$2,275.88
Square D
60
600
HDA36060U44XABBCSL
HDA36060U44XABBCSL
In Stock
From
$2,275.88
Square D
60
600
HDA36060U44XABBCSLYP
HDA36060U44XABBCSLYP
In Stock
From
$2,275.88
Square D
60
600
HDA36060U44XABBCSN
HDA36060U44XABBCSN
In Stock
From
$2,275.88
Square D
60
600
HDA36060U44XABBCSNYP
HDA36060U44XABBCSNYP
In Stock
From
$2,275.88
Square D
60
600
HDA36060U44XABBCSP
HDA36060U44XABBCSP
In Stock
From
$2,275.88
Square D
60
600
HDA36060U44XABBCSPYP
HDA36060U44XABBCSPYP
In Stock
From
$2,275.88
Square D
60
600
HDA36060U44XABBCSR
HDA36060U44XABBCSR
In Stock
From
$2,275.88
Square D
60
600
HDA36060U44XABBCSRYP
HDA36060U44XABBCSRYP
In Stock
From
$2,275.88
Square D
60
600
HDA36060U44XABBCSV
HDA36060U44XABBCSV
In Stock
From
$2,275.88
Square D
60
600
HDA36060U44XABBCSVYP
HDA36060U44XABBCSVYP
In Stock
From
$2,275.88
Square D
60
600
HDA36060U44XABBCUA
HDA36060U44XABBCUA
In Stock
From
$2,275.88
Square D
60
600
HDA36060U44XABBCUAYP
HDA36060U44XABBCUAYP
In Stock
From
$2,275.88
Square D
60
600
HDA36060U44XABBCUD
HDA36060U44XABBCUD
In Stock
From
$2,275.88
Square D
60
600
HDA36060U44XABBCUDYP
HDA36060U44XABBCUDYP
In Stock
From
$2,275.88
Square D
60
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.