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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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Manufacturer
E11592-30A
E11592-30A
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General Electric
E30B-30
E30B-30
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Toshiba
EA203A-225
EA203A-225
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Fuji Electric
EA33ACM-10
EA33ACM-10
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Fuji Electric
EA53BT-45
EA53BT-45
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Fuji Electric
EASY802-DC-SWD
EASY802-DC-SWD
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Eaton
EBMCFD
EBMCFD
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Eaton
EMBH120
EMBH120
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Eaton
EMDH463
EMDH463
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Eaton
EP010
EP010
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ABB
EP101C16
EP101C16
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General Electric
EP101D2
EP101D2
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General Electric
EP102ULH4B35
EP102ULH4B35
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General Electric
EP61C16
EP61C16
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General Electric
EPC 62 C04
EPC 62 C04
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General Electric
EUC110C
EUC110C
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Europa Components
EUC11B
EUC11B
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EUC120C
EUC120C
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EUC125B
EUC125B
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EUC125C
EUC125C
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EUC125D
EUC125D
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EUC12D
EUC12D
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EUC140C
EUC140C
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EUC140D
EUC140D
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Europa Components
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.