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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
S272-KS5	Limited Stock From Get Price	ABB
S3N020TWH	Limited Stock From Get Price	ABB
S503-X16	Limited Stock From Get Price	ABB
SACE T3N 225	Limited Stock From Get Price	ABB
SACE-TMAX-T1-N-100	Limited Stock From Get Price	ABB
SACE-TMAX-T3-N225	Limited Stock From Get Price	ABB
T3N225TWA	Limited Stock From Get Price	ABB
T6L 800 PR222DS/P-LSI IN800 4P F F	Limited Stock From Get Price	ABB
T7S 1250 PR231/P I IN1250A 4P F F M	Limited Stock From Get Price	ABB
T7S 1600 PR231/P I IN1600A 4P F F M	Limited Stock From Get Price	ABB
TF2225 TF3225	Limited Stock From Get Price	ABB
TMAX T1N-160	Limited Stock From Get Price	ABB
TMAX T2S 100	Limited Stock From Get Price	ABB
TS3N 225	Limited Stock From Get Price	ABB
S3N 122160801-001	Limited Stock From Get Price	ABB
S3HD225	Limited Stock From Get Price	ABB
TE1015GF	Limited Stock From Get Price	ABB
TJ4VF2603	Limited Stock From Get Price	ABB
TJC3400F	Limited Stock From Get Price	ABB
V/099-046106	Limited Stock From Get Price	ABB
V/099-046380	Limited Stock From Get Price	ABB
V/305-216013	Limited Stock From Get Price	ABB
2CDS272061R0277	Limited Stock From Get Price	ABB
2CDS272061R0577	Limited Stock From Get Price	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.