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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
TMC 83C 50A	In Stock From $73^.19	Phoenix Contact
TMC 83D 30A	In Stock From $117^.16	Phoenix Contact
TMC 91 H-3-16A	In Stock From $50^.85	Phoenix Contact
TMC91-H-1-25A	In Stock From $65^.36	Phoenix Contact
TMC91-H-2-32A	In Stock From $65^.36	Phoenix Contact
TMCP 1 M1 300 6,0A	In Stock From $68^.35	Phoenix Contact
UT 6-TMC M 1A	In Stock From $23^.52	Phoenix Contact
CAPAROC CR CON	In Stock From $6^.74	Phoenix Contact
CAPAROC E1 12-24DC/1-10A	In Stock From $75^.86	Phoenix Contact
CAPAROC PM IOL	In Stock From $215^.39	Phoenix Contact
CAPAROC PM S-R EX	In Stock From $77^.77	Phoenix Contact
CB TM1 0.5A SFB P	In Stock From $85^.85	Phoenix Contact
CB TM1 3A M1 P	In Stock From $85^.85	Phoenix Contact
CBMC E4 24DC/1-4A S-R	In Stock From $195^.94	Phoenix Contact
PTCB E1 24DC/0.1-0.63A NO	In Stock From $43^.05	Phoenix Contact
TCP 30/DC32V	In Stock From $27^.86	Phoenix Contact
TMC 1 F1 200 2,0A	In Stock From $165^.99	Phoenix Contact
TMC 2 M1 120 5,0A	In Stock From $287^.86	Phoenix Contact
TMC 2 M1 120 8,0A	In Stock From $287^.86	Phoenix Contact
TMC 42-02-4.0A	In Stock From $199^.57	Phoenix Contact
TMC 7/8 24VDC SHNT	In Stock From $68^.69	Phoenix Contact
TMC 7/8 277VAC SHNT	In Stock From $68^.69	Phoenix Contact
TMC 71B 01A	In Stock From $39^.62	Phoenix Contact
TMC 71B 04A	In Stock From $34^.35	Phoenix Contact

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.