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Molded Case Circuit Breaker

Allen-Bradley

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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	Amperage	Voltage
1489-A3D030	In Stock From $189^.24	Allen-Bradley	3	277
1489-A3D100	In Stock From $127^.32	Allen-Bradley	10	277
1489-A3D150	In Stock From $135^.47	Allen-Bradley	15	277
1489-D1C050	In Stock From $20^.00	Allen-Bradley	5	277
1489-D1C100	In Stock From $118^.55	Allen-Bradley	10	277
1489-D2C060	In Stock From $133^.70	Allen-Bradley	6	277
1489-D2C160	In Stock From $94^.41	Allen-Bradley	16	277
1489-M1C080	In Stock From $94^.72	Allen-Bradley	8	277
1489-MZC200	In Stock From $140^.26	Allen-Bradley	20	277
140-CMN-6300	In Stock From $791^.10	Allen-Bradley	63	600
140-CMN-9000	In Stock From $2,540^.65	Allen-Bradley	90	600
140G-G2C3-C15	In Stock From $638^.92	Allen-Bradley	15	600
140G-G2C3-C25	In Stock From $551^.57	Allen-Bradley	25	600
140G-G2C3-C30	In Stock From $606^.34	Allen-Bradley	30	600
140G-G2C3-C60	In Stock From $702^.67	Allen-Bradley	60	600
140G-G2C3-C70	In Stock From $399^.50	Allen-Bradley	70	600
140G-G2C3-C90	In Stock From $850^.75	Allen-Bradley	90	600
140G-G2C3-D11	In Stock From $1,135^.02	Allen-Bradley	110	600
140G-G3C3-C30	In Stock From $462^.82	Allen-Bradley	30	600
140G-G3C3-C40	In Stock From $435^.59	Allen-Bradley	40	600
140G-G3C3-C50	In Stock From $404^.60	Allen-Bradley	50	600
140G-G3C3-C80	In Stock From $946^.20	Allen-Bradley	80	600
140G-G3C3-D12	In Stock From $806^.27	Allen-Bradley	125	600
140G-G3C4-C25	Limited Stock From Get Price	Allen-Bradley	25	600

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.