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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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DA1-B0-34-620-121-C
DA1-B0-34-620-121-C
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Carling Technologies
DG3-X0-01-246-131-C
DG3-X0-01-246-131-C
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Carling Technologies
DICE61C10/030
DICE61C10/030
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General Electric
DICE61C25/030
DICE61C25/030
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General Electric
DM3S-G3-A-0010-02E
DM3S-G3-A-0010-02E
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Eaton
DM3S-G8-A-0020-10E
DM3S-G8-A-0020-10E
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Eaton
DM3S-G8-A-0025-10E
DM3S-G8-A-0025-10E
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Eaton
DM62-C25/0.3
DM62-C25/0.3
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General Electric
DP-4094
DP-4094
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Carling Technologies
DPFAZC201NA
DPFAZC201NA
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Eaton
DS06C10010
DS06C10010
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Terasaki
DS06D20032
DS06D20032
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Terasaki
DS06D20040
DS06D20040
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Terasaki
DS06D30016
DS06D30016
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Terasaki
DS201 C10 AC30
DS201 C10 AC30
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ABB
DS201MA-C20/0.03
DS201MA-C20/0.03
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ABB
DX4-11
DX4-11
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ABB
DZ47-60-C15
DZ47-60-C15
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Chint
E61-G16A
E61-G16A
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Eec Aeg
E61-G20A
E61-G20A
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Eec Aeg
E61-L16A
E61-L16A
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Eec Aeg
E61-L20A
E61-L20A
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Eec Aeg
E61-L35A
E61-L35A
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Eec Aeg
E62-G32A
E62-G32A
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Eec Aeg
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.