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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
HDA36070BEYP
HDA36070BEYP
In Stock
From
$1,192.48
Square D
70
600
HDA36070BH
HDA36070BH
In Stock
From
$1,192.48
Square D
70
600
HDA36070BHSD
HDA36070BHSD
In Stock
From
$1,192.48
Square D
70
600
HDA36070BHSDYP
HDA36070BHSDYP
In Stock
From
$1,192.48
Square D
70
600
HDA36070BHSH
HDA36070BHSH
In Stock
From
$1,192.48
Square D
70
600
HDA36070BHSHYP
HDA36070BHSHYP
In Stock
From
$1,192.48
Square D
70
600
HDA36070BHSJ
HDA36070BHSJ
In Stock
From
$1,192.48
Square D
70
600
HDA36070BHSJYP
HDA36070BHSJYP
In Stock
From
$1,192.48
Square D
70
600
HDA36070BHSK
HDA36070BHSK
In Stock
From
$1,192.48
Square D
70
600
HDA36070BHSKYP
HDA36070BHSKYP
In Stock
From
$1,192.48
Square D
70
600
HDA36070BHSL
HDA36070BHSL
In Stock
From
$1,192.48
Square D
70
600
HDA36070BHSLYP
HDA36070BHSLYP
In Stock
From
$1,192.48
Square D
70
600
HDA36070BHSN
HDA36070BHSN
In Stock
From
$1,192.48
Square D
70
600
HDA36070BHSNYP
HDA36070BHSNYP
In Stock
From
$1,192.48
Square D
70
600
HDA36070BHSP
HDA36070BHSP
In Stock
From
$1,192.48
Square D
70
600
HDA36070BHSPYP
HDA36070BHSPYP
In Stock
From
$1,192.48
Square D
70
600
HDA36070BHSR
HDA36070BHSR
In Stock
From
$1,192.48
Square D
70
600
HDA36070BHSRYP
HDA36070BHSRYP
In Stock
From
$1,192.48
Square D
70
600
HDA36070BHSV
HDA36070BHSV
In Stock
From
$1,192.48
Square D
70
600
HDA36070BHSVYP
HDA36070BHSVYP
In Stock
From
$1,192.48
Square D
70
600
HDA36070BHUA
HDA36070BHUA
In Stock
From
$1,192.48
Square D
70
600
HDA36070BHUAYP
HDA36070BHUAYP
In Stock
From
$1,192.48
Square D
70
600
HDA36070BHUD
HDA36070BHUD
In Stock
From
$1,192.48
Square D
70
600
HDA36070BHUDYP
HDA36070BHUDYP
In Stock
From
$1,192.48
Square D
70
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.