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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
HDA36035AFBKUSYP
HDA36035AFBKUSYP
In Stock
From
$885.49
Square D
35
600
HDA36035AFBKYP
HDA36035AFBKYP
In Stock
From
$885.49
Square D
35
600
HDA36035AFSD
HDA36035AFSD
In Stock
From
$885.49
Square D
35
600
HDA36035AFSDYP
HDA36035AFSDYP
In Stock
From
$885.49
Square D
35
600
HDA36035AFSH
HDA36035AFSH
In Stock
From
$885.49
Square D
35
600
HDA36035AFSHYP
HDA36035AFSHYP
In Stock
From
$885.49
Square D
35
600
HDA36035AFSJ
HDA36035AFSJ
In Stock
From
$885.49
Square D
35
600
HDA36035AFSJYP
HDA36035AFSJYP
In Stock
From
$885.49
Square D
35
600
HDA36035AFSK
HDA36035AFSK
In Stock
From
$885.49
Square D
35
600
HDA36035AFSKYP
HDA36035AFSKYP
In Stock
From
$885.49
Square D
35
600
HDA36035AFSL
HDA36035AFSL
In Stock
From
$885.49
Square D
35
600
HDA36035AFSLYP
HDA36035AFSLYP
In Stock
From
$885.49
Square D
35
600
HDA36035AFSN
HDA36035AFSN
In Stock
From
$885.49
Square D
35
600
HDA36035AFSNYP
HDA36035AFSNYP
In Stock
From
$885.49
Square D
35
600
HDA36035AFSP
HDA36035AFSP
In Stock
From
$885.49
Square D
35
600
HDA36035AFSPYP
HDA36035AFSPYP
In Stock
From
$885.49
Square D
35
600
HDA36035AFSR
HDA36035AFSR
In Stock
From
$885.49
Square D
35
600
HDA36035AFSRYP
HDA36035AFSRYP
In Stock
From
$885.49
Square D
35
600
HDA36035AFSV
HDA36035AFSV
In Stock
From
$885.49
Square D
35
600
HDA36035AFSVYP
HDA36035AFSVYP
In Stock
From
$885.49
Square D
35
600
HDA36035AFUA
HDA36035AFUA
In Stock
From
$885.49
Square D
35
600
HDA36035AFUAYP
HDA36035AFUAYP
In Stock
From
$885.49
Square D
35
600
HDA36035AFUD
HDA36035AFUD
In Stock
From
$885.49
Square D
35
600
HDA36035AFUDYP
HDA36035AFUDYP
In Stock
From
$885.49
Square D
35
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.