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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
HDL26020AABESK
HDL26020AABESK
In Stock
From
$669.70
Square D
20
600
HDL26020AABESKYP
HDL26020AABESKYP
In Stock
From
$595.29
Square D
20
600
HDL26020AABESL
HDL26020AABESL
In Stock
From
$669.70
Square D
20
600
HDL26020AABESLYP
HDL26020AABESLYP
In Stock
From
$669.70
Square D
20
600
HDL26020AABESN
HDL26020AABESN
In Stock
From
$669.70
Square D
20
600
HDL26020AABESNYP
HDL26020AABESNYP
In Stock
From
$595.29
Square D
20
600
HDL26020AABESP
HDL26020AABESP
In Stock
From
$595.29
Square D
20
600
HDL26020AABESPYP
HDL26020AABESPYP
In Stock
From
$669.70
Square D
20
600
HDL26020AABESR
HDL26020AABESR
In Stock
From
$669.70
Square D
20
600
HDL26020AABESRYP
HDL26020AABESRYP
In Stock
From
$669.70
Square D
20
600
HDL26020AABESV
HDL26020AABESV
In Stock
From
$669.70
Square D
20
600
HDL26020AABESVYP
HDL26020AABESVYP
In Stock
From
$669.70
Square D
20
600
HDL26020AABEUA
HDL26020AABEUA
In Stock
From
$669.70
Square D
20
600
HDL26020AABEUAYP
HDL26020AABEUAYP
In Stock
From
$669.70
Square D
20
600
HDL26020AABEUD
HDL26020AABEUD
In Stock
From
$669.70
Square D
20
600
HDL26020AABEUDYP
HDL26020AABEUDYP
In Stock
From
$669.70
Square D
20
600
HDL26020AABEUH
HDL26020AABEUH
In Stock
From
$669.70
Square D
20
600
HDL26020AABEUHYP
HDL26020AABEUHYP
In Stock
From
$669.70
Square D
20
600
HDL26020AABEUJ
HDL26020AABEUJ
In Stock
From
$669.70
Square D
20
600
HDL26020AABEUJYP
HDL26020AABEUJYP
In Stock
From
$669.70
Square D
20
600
HDL26020AABEUK
HDL26020AABEUK
In Stock
From
$669.70
Square D
20
600
HDL26020AABEUKYP
HDL26020AABEUKYP
In Stock
From
$669.70
Square D
20
600
HDL26020AABEUN
HDL26020AABEUN
In Stock
From
$595.29
Square D
20
600
HDL26020AABEUNYP
HDL26020AABEUNYP
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.