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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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2CDS272417R0467
2CDS272417R0467
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ABB
2CDS273001R0321
2CDS273001R0321
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2CDS273103R0044
2CDS273103R0044
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ABB
2CDS281103R0158
2CDS281103R0158
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ABB
2CDS282001R0064
2CDS282001R0064
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ABB
2CDS283103R0204
2CDS283103R0204
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ABB
2CSB202201R4630
2CSB202201R4630
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ABB
2CSB204201R5630
2CSB204201R5630
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ABB
2CSB803101R3630
2CSB803101R3630
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ABB
2CSR175092R1065
2CSR175092R1065
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ABB
2CSR273001R1404
2CSR273001R1404
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ABB
CGQ-115
CGQ-115
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ABB
CGQ-120
CGQ-120
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ABB
CGQ-130
CGQ-130
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ABB
D2SCFBB00A0A0XX
D2SCFBB00A0A0XX
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ABB
D3SFKBB00A0A0XX
D3SFKBB00A0A0XX
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ABB
DS201MC20A30
DS201MC20A30
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ABB
E272-63
E272-63
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ABB
F202 AC-63/0.03
F202 AC-63/0.03
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ABB
F204AC-25/0.5
F204AC-25/0.5
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ABB
F204AC-40/0.3
F204AC-40/0.3
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ABB
F362-63/0.3A
F362-63/0.3A
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ABB
F372-40/0.3
F372-40/0.3
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ABB
FSB63225
FSB63225
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ABB
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.