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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
HDL26020ABBCSR
HDL26020ABBCSR
In Stock
From
$669.70
Square D
20
600
HDL26020ABBCSRYP
HDL26020ABBCSRYP
In Stock
From
$669.70
Square D
20
600
HDL26020ABBCSV
HDL26020ABBCSV
In Stock
From
$669.70
Square D
20
600
HDL26020ABBCSVYP
HDL26020ABBCSVYP
In Stock
From
$669.70
Square D
20
600
HDL26020ABBCUA
HDL26020ABBCUA
In Stock
From
$669.70
Square D
20
600
HDL26020ABBCUAYP
HDL26020ABBCUAYP
In Stock
From
$669.70
Square D
20
600
HDL26020ABBCUD
HDL26020ABBCUD
In Stock
From
$669.70
Square D
20
600
HDL26020ABBCUDYP
HDL26020ABBCUDYP
In Stock
From
$669.70
Square D
20
600
HDL26020ABBCUH
HDL26020ABBCUH
In Stock
From
$669.70
Square D
20
600
HDL26020ABBCUHYP
HDL26020ABBCUHYP
In Stock
From
$669.70
Square D
20
600
HDL26020ABBCUJ
HDL26020ABBCUJ
In Stock
From
$669.70
Square D
20
600
HDL26020ABBCUJYP
HDL26020ABBCUJYP
In Stock
From
$669.70
Square D
20
600
HDL26020ABBCUK
HDL26020ABBCUK
In Stock
From
$669.70
Square D
20
600
HDL26020ABBCUKYP
HDL26020ABBCUKYP
In Stock
From
$669.70
Square D
20
600
HDL26020ABBCUN
HDL26020ABBCUN
In Stock
From
$595.29
Square D
20
600
HDL26020ABBCUNYP
HDL26020ABBCUNYP
In Stock
From
$669.70
Square D
20
600
HDL26020ABBCUO
HDL26020ABBCUO
In Stock
From
$669.70
Square D
20
600
HDL26020ABBCUOYP
HDL26020ABBCUOYP
In Stock
From
$669.70
Square D
20
600
HDL26020ABBCUP
HDL26020ABBCUP
In Stock
From
$669.70
Square D
20
600
HDL26020ABBCUPYP
HDL26020ABBCUPYP
In Stock
From
$669.70
Square D
20
600
HDL26020ABBCUR
HDL26020ABBCUR
In Stock
From
$669.70
Square D
20
600
HDL26020ABBCURYP
HDL26020ABBCURYP
In Stock
From
$669.70
Square D
20
600
HDL26020ABBCUS
HDL26020ABBCUS
In Stock
From
$669.70
Square D
20
600
HDL26020ABBCUSYP
HDL26020ABBCUSYP
In Stock
From
$669.70
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.