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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
PRICE
Manufacturer
Amperage
Voltage
HFDDC3050L
HFDDC3050L
Limited Stock
From
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Eaton
50
600
HFDDC3050W
HFDDC3050W
Limited Stock
From
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Eaton
50
600
HFDDC3060L
HFDDC3060L
Limited Stock
From
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Eaton
60
600
HFDDC3060W
HFDDC3060W
Limited Stock
From
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Eaton
60
600
HFDDC3070W
HFDDC3070W
Limited Stock
From
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Eaton
70
600
HFDDC3080L
HFDDC3080L
Limited Stock
From
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Eaton
80
600
HFDDC3090L
HFDDC3090L
Limited Stock
From
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Eaton
90
600
HFDDC3090W
HFDDC3090W
Limited Stock
From
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Eaton
90
600
HFDDC3100W
HFDDC3100W
Limited Stock
From
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Eaton
100
600
HFDDC3110L
HFDDC3110L
Limited Stock
From
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Eaton
110
600
HFDDC3150W
HFDDC3150W
Limited Stock
From
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Eaton
150
600
HFDDC3175W
HFDDC3175W
Limited Stock
From
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Eaton
175
600
HFDDC3200L
HFDDC3200L
Limited Stock
From
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Eaton
200
600
HFDDC3200W
HFDDC3200W
Limited Stock
From
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Eaton
200
600
HFDDC4015L
HFDDC4015L
Limited Stock
From
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Eaton
15
600
HFDDC4020L
HFDDC4020L
Limited Stock
From
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Eaton
20
600
HFDDC4025L
HFDDC4025L
Limited Stock
From
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Eaton
25
600
HFDDC4030L
HFDDC4030L
Limited Stock
From
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Eaton
30
600
HFDDC4040L
HFDDC4040L
Limited Stock
From
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Eaton
40
600
HFDDC4050L
HFDDC4050L
Limited Stock
From
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Eaton
50
600
HFDDC4060L
HFDDC4060L
Limited Stock
From
Get Price
Eaton
60
600
HFDDC4070L
HFDDC4070L
Limited Stock
From
Get Price
Eaton
70
600
HFDDC4080L
HFDDC4080L
Limited Stock
From
Get Price
Eaton
80
600
HFDDC4100L
HFDDC4100L
Limited Stock
From
Get Price
Eaton
100
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.