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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
HDA36015ABUJ
HDA36015ABUJ
In Stock
From
$1,009.91
Square D
15
600
HDA36015ABUJYP
HDA36015ABUJYP
In Stock
From
$1,009.91
Square D
15
600
HDA36015ABUK
HDA36015ABUK
In Stock
From
$1,009.91
Square D
15
600
HDA36015ABUKYP
HDA36015ABUKYP
In Stock
From
$1,009.91
Square D
15
600
HDA36015ABUN
HDA36015ABUN
In Stock
From
$1,009.91
Square D
15
600
HDA36015ABUNYP
HDA36015ABUNYP
In Stock
From
$1,009.91
Square D
15
600
HDA36015ABUO
HDA36015ABUO
In Stock
From
$1,009.91
Square D
15
600
HDA36015ABUOYP
HDA36015ABUOYP
In Stock
From
$1,009.91
Square D
15
600
HDA36015ABUP
HDA36015ABUP
In Stock
From
$1,009.91
Square D
15
600
HDA36015ABUPYP
HDA36015ABUPYP
In Stock
From
$1,009.91
Square D
15
600
HDA36015ABUR
HDA36015ABUR
In Stock
From
$1,009.91
Square D
15
600
HDA36015ABURYP
HDA36015ABURYP
In Stock
From
$1,009.91
Square D
15
600
HDA36015ABUS
HDA36015ABUS
In Stock
From
$1,009.91
Square D
15
600
HDA36015ABUSYP
HDA36015ABUSYP
In Stock
From
$1,009.91
Square D
15
600
HDA36015ABYP
HDA36015ABYP
In Stock
From
$1,009.91
Square D
15
600
HDA36015AE
HDA36015AE
In Stock
From
$1,009.91
Square D
15
600
HDA36015AEBC
HDA36015AEBC
In Stock
From
$1,009.91
Square D
15
600
HDA36015AEBCSD
HDA36015AEBCSD
In Stock
From
$1,009.91
Square D
15
600
HDA36015AEBCSDYP
HDA36015AEBCSDYP
In Stock
From
$1,009.91
Square D
15
600
HDA36015AEBCSH
HDA36015AEBCSH
In Stock
From
$1,009.91
Square D
15
600
HDA36015AEBCSHYP
HDA36015AEBCSHYP
In Stock
From
$1,009.91
Square D
15
600
HDA36015AEBCSJ
HDA36015AEBCSJ
In Stock
From
$1,009.91
Square D
15
600
HDA36015AEBCSJYP
HDA36015AEBCSJYP
In Stock
From
$1,009.91
Square D
15
600
HDA36015AEBCSK
HDA36015AEBCSK
In Stock
From
$1,009.91
Square D
15
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.