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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
ELFDC3020
ELFDC3020
Limited Stock
From
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Westinghouse
20
480
ELFDC3025
ELFDC3025
Limited Stock
From
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Westinghouse
25
480
ELFDC3030
ELFDC3030
Limited Stock
From
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Eaton
30
480
ELFDC3035
ELFDC3035
Limited Stock
From
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Eaton
35
480
ELFDC3035L
ELFDC3035L
Limited Stock
From
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Westinghouse
35
480
ELFDC3040
ELFDC3040
Limited Stock
From
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Westinghouse
40
480
ELFDC3040L
ELFDC3040L
Limited Stock
From
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Cutler Hammer
40
480
ELFDC3045
ELFDC3045
Limited Stock
From
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Cutler Hammer
45
480
ELFDC3045L
ELFDC3045L
Limited Stock
From
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Cutler Hammer
45
480
ELFDC3050
ELFDC3050
Limited Stock
From
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Westinghouse
50
480
ELFDC3050L
ELFDC3050L
Limited Stock
From
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Westinghouse
50
480
ELFDC3060
ELFDC3060
Limited Stock
From
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Westinghouse
60
480
ELFDC3060L
ELFDC3060L
Limited Stock
From
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Westinghouse
60
480
ELFDC3070
ELFDC3070
Limited Stock
From
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Westinghouse
70
480
ELFDC3070L
ELFDC3070L
Limited Stock
From
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Eaton
70
480
ELFDC3080
ELFDC3080
Limited Stock
From
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Westinghouse
80
480
ELFDC3080L
ELFDC3080L
Limited Stock
From
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Westinghouse
80
480
ELFDC3090L
ELFDC3090L
Limited Stock
From
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Westinghouse
90
480
ELFDC4035
ELFDC4035
Limited Stock
From
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Cutler Hammer
35
480
ELFDC4035L
ELFDC4035L
Limited Stock
From
Get Price
Westinghouse
35
480
ELFDC4040
ELFDC4040
Limited Stock
From
Get Price
Westinghouse
40
480
ELFDC4040L
ELFDC4040L
Limited Stock
From
Get Price
Westinghouse
40
480
ELFDC4045
ELFDC4045
Limited Stock
From
Get Price
Westinghouse
45
480
ELFDC4045L
ELFDC4045L
Limited Stock
From
Get Price
Eaton
45
480
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.