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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
D1250
D1250
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General Electric
D2SCFBB00A0A0XX
D2SCFBB00A0A0XX
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ABB
D3SFKBB00A0A0XX
D3SFKBB00A0A0XX
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ABB
DA1-B0-34-630-121-C
DA1-B0-34-630-121-C
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Carling Technologies
DAACA1-HABOXBL-BS0750X
DAACA1-HABOXBL-BS0750X
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CBI
DC1CU5L
DC1CU5L
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Altech Corp
DIN-T6
DIN-T6
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Terasaki
DK3400KX02
DK3400KX02
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Westinghouse
DOC232/300
DOC232/300
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General Electric
DOM16793
DOM16793
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Schneider Electric
DP-3355
DP-3355
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Schneider Electric
DP10C4
DP10C4
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Sprecher & Schuh
DS201MC20A30
DS201MC20A30
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ABB
DS70R-230
DS70R-230
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Citel
DZ47-60-C6
DZ47-60-C6
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CHNT
DZ47-63-1-32
DZ47-63-1-32
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Td Line
DZ47-63-1-6
DZ47-63-1-6
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Td Line
E-7819 BA-61
E-7819 BA-61
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Westinghouse
E-7819-2P-30A
E-7819-2P-30A
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Westinghouse
E-7819-2P-70A
E-7819-2P-70A
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Westinghouse
E-7819-3-20
E-7819-3-20
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Westinghouse
E11592-20A
E11592-20A
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General Electric
E11592-2P-20A
E11592-2P-20A
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General Electric
E11592-3P-40A
E11592-3P-40A
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General 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.