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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
HDL26020AEBESR
HDL26020AEBESR
In Stock
From
$669.70
Square D
20
600
HDL26020AEBESRYP
HDL26020AEBESRYP
In Stock
From
$669.70
Square D
20
600
HDL26020AEBESV
HDL26020AEBESV
In Stock
From
$669.70
Square D
20
600
HDL26020AEBESVYP
HDL26020AEBESVYP
In Stock
From
$669.70
Square D
20
600
HDL26020AEBEUA
HDL26020AEBEUA
In Stock
From
$669.70
Square D
20
600
HDL26020AEBEUAYP
HDL26020AEBEUAYP
In Stock
From
$595.29
Square D
20
600
HDL26020AEBEUD
HDL26020AEBEUD
In Stock
From
$669.70
Square D
20
600
HDL26020AEBEUDYP
HDL26020AEBEUDYP
In Stock
From
$595.29
Square D
20
600
HDL26020AEBEUH
HDL26020AEBEUH
In Stock
From
$595.29
Square D
20
600
HDL26020AEBEUHYP
HDL26020AEBEUHYP
In Stock
From
$669.70
Square D
20
600
HDL26020AEBEUJ
HDL26020AEBEUJ
In Stock
From
$595.29
Square D
20
600
HDL26020AEBEUJYP
HDL26020AEBEUJYP
In Stock
From
$595.29
Square D
20
600
HDL26020AEBEUK
HDL26020AEBEUK
In Stock
From
$595.29
Square D
20
600
HDL26020AEBEUKYP
HDL26020AEBEUKYP
In Stock
From
$595.29
Square D
20
600
HDL26020AEBEUN
HDL26020AEBEUN
In Stock
From
$595.29
Square D
20
600
HDL26020AEBEUNYP
HDL26020AEBEUNYP
In Stock
From
$595.29
Square D
20
600
HDL26020AEBEUO
HDL26020AEBEUO
In Stock
From
$669.70
Square D
20
600
HDL26020AEBEUOYP
HDL26020AEBEUOYP
In Stock
From
$669.70
Square D
20
600
HDL26020AEBEUP
HDL26020AEBEUP
In Stock
From
$669.70
Square D
20
600
HDL26020AEBEUPYP
HDL26020AEBEUPYP
In Stock
From
$669.70
Square D
20
600
HDL26020AEBEUR
HDL26020AEBEUR
In Stock
From
$595.29
Square D
20
600
HDL26020AEBEURYP
HDL26020AEBEURYP
In Stock
From
$595.29
Square D
20
600
HDL26020AEBEUS
HDL26020AEBEUS
In Stock
From
$595.29
Square D
20
600
HDL26020AEBEUSYP
HDL26020AEBEUSYP
In Stock
From
$595.29
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.