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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
HDA36035AABKYP
HDA36035AABKYP
In Stock
From
$885.49
Square D
35
600
HDA36035AASD
HDA36035AASD
In Stock
From
$885.49
Square D
35
600
HDA36035AASDYP
HDA36035AASDYP
In Stock
From
$885.49
Square D
35
600
HDA36035AASH
HDA36035AASH
In Stock
From
$885.49
Square D
35
600
HDA36035AASHYP
HDA36035AASHYP
In Stock
From
$885.49
Square D
35
600
HDA36035AASJ
HDA36035AASJ
In Stock
From
$885.49
Square D
35
600
HDA36035AASJYP
HDA36035AASJYP
In Stock
From
$885.49
Square D
35
600
HDA36035AASK
HDA36035AASK
In Stock
From
$885.49
Square D
35
600
HDA36035AASKYP
HDA36035AASKYP
In Stock
From
$885.49
Square D
35
600
HDA36035AASL
HDA36035AASL
In Stock
From
$885.49
Square D
35
600
HDA36035AASLYP
HDA36035AASLYP
In Stock
From
$885.49
Square D
35
600
HDA36035AASN
HDA36035AASN
In Stock
From
$885.49
Square D
35
600
HDA36035AASNYP
HDA36035AASNYP
In Stock
From
$885.49
Square D
35
600
HDA36035AASP
HDA36035AASP
In Stock
From
$885.49
Square D
35
600
HDA36035AASPYP
HDA36035AASPYP
In Stock
From
$885.49
Square D
35
600
HDA36035AASR
HDA36035AASR
In Stock
From
$885.49
Square D
35
600
HDA36035AASRYP
HDA36035AASRYP
In Stock
From
$885.49
Square D
35
600
HDA36035AASV
HDA36035AASV
In Stock
From
$885.49
Square D
35
600
HDA36035AASVYP
HDA36035AASVYP
In Stock
From
$885.49
Square D
35
600
HDA36035AAUA
HDA36035AAUA
In Stock
From
$885.49
Square D
35
600
HDA36035AAUAYP
HDA36035AAUAYP
In Stock
From
$885.49
Square D
35
600
HDA36035AAUD
HDA36035AAUD
In Stock
From
$885.49
Square D
35
600
HDA36035AAUDYP
HDA36035AAUDYP
In Stock
From
$885.49
Square D
35
600
HDA36035AAUH
HDA36035AAUH
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.