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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
HGA36020BHSPYP
HGA36020BHSPYP
In Stock
From
$833.50
Square D
20
600
HGA36020BHSR
HGA36020BHSR
In Stock
From
$833.50
Square D
20
600
HGA36020BHSRYP
HGA36020BHSRYP
In Stock
From
$833.50
Square D
20
600
HGA36020BHSV
HGA36020BHSV
In Stock
From
$833.50
Square D
20
600
HGA36020BHSVYP
HGA36020BHSVYP
In Stock
From
$833.50
Square D
20
600
HGA36020BHUA
HGA36020BHUA
In Stock
From
$833.50
Square D
20
600
HGA36020BHUAYP
HGA36020BHUAYP
In Stock
From
$833.50
Square D
20
600
HGA36020BHUD
HGA36020BHUD
In Stock
From
$833.50
Square D
20
600
HGA36020BHUDYP
HGA36020BHUDYP
In Stock
From
$833.50
Square D
20
600
HGA36020BHUH
HGA36020BHUH
In Stock
From
$833.50
Square D
20
600
HGA36020BHUHYP
HGA36020BHUHYP
In Stock
From
$833.50
Square D
20
600
HGA36020BHUJ
HGA36020BHUJ
In Stock
From
$833.50
Square D
20
600
HGA36020BHUJYP
HGA36020BHUJYP
In Stock
From
$833.50
Square D
20
600
HGA36020BHUK
HGA36020BHUK
In Stock
From
$833.50
Square D
20
600
HGA36020BHUKYP
HGA36020BHUKYP
In Stock
From
$833.50
Square D
20
600
HGA36020BHUN
HGA36020BHUN
In Stock
From
$833.50
Square D
20
600
HGA36020BHUNYP
HGA36020BHUNYP
In Stock
From
$833.50
Square D
20
600
HGA36020BHUO
HGA36020BHUO
In Stock
From
$833.50
Square D
20
600
HGA36020BHUOYP
HGA36020BHUOYP
In Stock
From
$833.50
Square D
20
600
HGA36020BHUP
HGA36020BHUP
In Stock
From
$833.50
Square D
20
600
HGA36020BHUPYP
HGA36020BHUPYP
In Stock
From
$833.50
Square D
20
600
HGA36020BHUR
HGA36020BHUR
In Stock
From
$833.50
Square D
20
600
HGA36020BHURYP
HGA36020BHURYP
In Stock
From
$833.50
Square D
20
600
HGA36020BHUS
HGA36020BHUS
In Stock
From
$833.50
Square D
20
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.