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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.
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Part Number
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Manufacturer
MG24386
MG24386
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Schneider Electric
MG24388
MG24388
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Schneider Electric
MG24395
MG24395
In Stock
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$59.54
Schneider Electric
MG24398
MG24398
In Stock
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$30.84
Schneider Electric
MG24401
MG24401
In Stock
From
$47.79
Schneider Electric
MG24403
MG24403
In Stock
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$36.87
Schneider Electric
MG24406
MG24406
In Stock
From
$31.79
Schneider Electric
MG24494
MG24494
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Schneider Electric
MG24571
MG24571
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Schneider Electric
MG24583
MG24583
In Stock
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$106.80
Schneider Electric
MG24584
MG24584
In Stock
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$118.24
Schneider Electric
MG24606
MG24606
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$84.00
Schneider Electric
MG24617
MG24617
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Schneider Electric
MG24620
MG24620
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Schneider Electric
MG24628
MG24628
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$41.25
Schneider Electric
MG24636
MG24636
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Schneider Electric
MG24637
MG24637
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Schneider Electric
MG24638
MG24638
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Schneider Electric
MG24661
MG24661
In Stock
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$91.24
Schneider Electric
MG24672
MG24672
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From
$232.47
Schneider Electric
MG24674
MG24674
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Schneider Electric
MG24713
MG24713
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Schneider Electric
MG24717
MG24717
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Schneider Electric
MG24725
MG24725
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Schneider Electric
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.