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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
HDA36110AFBKSN
HDA36110AFBKSN
In Stock
From
$1,868.60
Square D
110
600
HDA36110AFBKSNYP
HDA36110AFBKSNYP
In Stock
From
$1,868.60
Square D
110
600
HDA36110AFBKSP
HDA36110AFBKSP
In Stock
From
$1,868.60
Square D
110
600
HDA36110AFBKSPYP
HDA36110AFBKSPYP
In Stock
From
$1,868.60
Square D
110
600
HDA36110AFBKSR
HDA36110AFBKSR
In Stock
From
$1,868.60
Square D
110
600
HDA36110AFBKSRYP
HDA36110AFBKSRYP
In Stock
From
$1,868.60
Square D
110
600
HDA36110AFBKSV
HDA36110AFBKSV
In Stock
From
$1,868.60
Square D
110
600
HDA36110AFBKSVYP
HDA36110AFBKSVYP
In Stock
From
$1,868.60
Square D
110
600
HDA36110AFBKUA
HDA36110AFBKUA
In Stock
From
$1,868.60
Square D
110
600
HDA36110AFBKUAYP
HDA36110AFBKUAYP
In Stock
From
$1,868.60
Square D
110
600
HDA36110AFBKUD
HDA36110AFBKUD
In Stock
From
$1,868.60
Square D
110
600
HDA36110AFBKUDYP
HDA36110AFBKUDYP
In Stock
From
$1,868.60
Square D
110
600
HDA36110AFBKUH
HDA36110AFBKUH
In Stock
From
$1,868.60
Square D
110
600
HDA36110AFBKUHYP
HDA36110AFBKUHYP
In Stock
From
$1,868.60
Square D
110
600
HDA36110AFBKUJ
HDA36110AFBKUJ
In Stock
From
$1,868.60
Square D
110
600
HDA36110AFBKUJYP
HDA36110AFBKUJYP
In Stock
From
$1,868.60
Square D
110
600
HDA36110AFBKUK
HDA36110AFBKUK
In Stock
From
$1,868.60
Square D
110
600
HDA36110AFBKUKYP
HDA36110AFBKUKYP
In Stock
From
$1,868.60
Square D
110
600
HDA36110AFBKUN
HDA36110AFBKUN
In Stock
From
$1,868.60
Square D
110
600
HDA36110AFBKUNYP
HDA36110AFBKUNYP
In Stock
From
$1,868.60
Square D
110
600
HDA36110AFBKUO
HDA36110AFBKUO
In Stock
From
$1,868.60
Square D
110
600
HDA36110AFBKUOYP
HDA36110AFBKUOYP
In Stock
From
$1,868.60
Square D
110
600
HDA36110AFBKUP
HDA36110AFBKUP
In Stock
From
$1,868.60
Square D
110
600
HDA36110AFBKUPYP
HDA36110AFBKUPYP
In Stock
From
$1,868.60
Square D
110
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.