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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
HDA36015BHSN
HDA36015BHSN
In Stock
From
$1,009.91
Square D
15
600
HDA36015BHSNYP
HDA36015BHSNYP
In Stock
From
$1,009.91
Square D
15
600
HDA36015BHSP
HDA36015BHSP
In Stock
From
$1,009.91
Square D
15
600
HDA36015BHSPYP
HDA36015BHSPYP
In Stock
From
$1,009.91
Square D
15
600
HDA36015BHSR
HDA36015BHSR
In Stock
From
$1,009.91
Square D
15
600
HDA36015BHSRYP
HDA36015BHSRYP
In Stock
From
$1,009.91
Square D
15
600
HDA36015BHSV
HDA36015BHSV
In Stock
From
$1,009.91
Square D
15
600
HDA36015BHSVYP
HDA36015BHSVYP
In Stock
From
$1,009.91
Square D
15
600
HDA36015BHUA
HDA36015BHUA
In Stock
From
$1,009.91
Square D
15
600
HDA36015BHUAYP
HDA36015BHUAYP
In Stock
From
$1,009.91
Square D
15
600
HDA36015BHUD
HDA36015BHUD
In Stock
From
$1,009.91
Square D
15
600
HDA36015BHUDYP
HDA36015BHUDYP
In Stock
From
$1,009.91
Square D
15
600
HDA36015BHUH
HDA36015BHUH
In Stock
From
$1,009.91
Square D
15
600
HDA36015BHUHYP
HDA36015BHUHYP
In Stock
From
$1,009.91
Square D
15
600
HDA36015BHUJ
HDA36015BHUJ
In Stock
From
$1,009.91
Square D
15
600
HDA36015BHUJYP
HDA36015BHUJYP
In Stock
From
$1,009.91
Square D
15
600
HDA36015BHUK
HDA36015BHUK
In Stock
From
$1,009.91
Square D
15
600
HDA36015BHUKYP
HDA36015BHUKYP
In Stock
From
$1,009.91
Square D
15
600
HDA36015BHUN
HDA36015BHUN
In Stock
From
$1,009.91
Square D
15
600
HDA36015BHUNYP
HDA36015BHUNYP
In Stock
From
$1,009.91
Square D
15
600
HDA36015BHUO
HDA36015BHUO
In Stock
From
$1,009.91
Square D
15
600
HDA36015BHUOYP
HDA36015BHUOYP
In Stock
From
$1,009.91
Square D
15
600
HDA36015BHUP
HDA36015BHUP
In Stock
From
$1,009.91
Square D
15
600
HDA36015BHUPYP
HDA36015BHUPYP
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.