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Molded Case Circuit Breaker

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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
THJSS3602DLS	In Stock From $69^.80	ABB
THK4V46400	In Stock From $111^.11	ABB
THK4V46600	In Stock From $113^.33	ABB
THK9VF46-LIG	In Stock From $2^.22	ABB
THK9VF461200LI	In Stock From $224^.84	ABB
THKMA826F000	In Stock From $34^.89	ABB
THKMA836500STA12R	In Stock From $2^.22	ABB
THKMA836F000	In Stock From $69^.80	ABB
THKR4604LI	In Stock From $69^.80	ABB
THKS4604SGA3LSIG	In Stock From $69^.80	ABB
THKS4608S-LSI	In Stock From $444^.44	ABB
THKS4612-LI	In Stock From $444^.44	ABB
THQL1120AFP	In Stock From $0^.86	ABB
TJ226Y225	In Stock From $4^.49	ABB
TJJ436Y400ST1AUX	In Stock From $44^.44	ABB
TJL436250	In Stock From $428^.90	ABB
TJR3602LI	In Stock From $70^.17	ABB
TJR3606N	In Stock From $84^.58	ABB
TJS3604GLIG	In Stock From $70^.17	ABB
TJS3604SGLS	In Stock From $70^.17	ABB
TJS3606DG	In Stock From $111^.93	ABB
TKL436300	In Stock From $504^.43	ABB
TKM2Y1000	In Stock From $34^.89	ABB
TKM836275	In Stock From $1,769^.51	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.