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Molded Case Circuit Breaker

Allen-Bradley

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Molded Case Circuit Breaker

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Allen-Bradley

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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-A1C300	In Stock From Get Price	Allen-Bradley	30	277
140M-I8P-B70M	In Stock From $53^.43	Allen-Bradley	7	600
140M-I8R-D15-M	In Stock From $385^.33	Allen-Bradley	-	-
140U-H6S3-D12	In Stock From Get Price	Allen-Bradley	125	600
140U-JD6D3-D17	In Stock From $755^.56	Allen-Bradley	175	600
1492-CB1G015	In Stock From $37^.00	Allen-Bradley	-	-
1492-CB1G020-N	Limited Stock From Get Price	Allen-Bradley	-	-
1492-CB2G100N	In Stock From $57^.75	Allen-Bradley	-	-
1492-CB2G120	In Stock From $137^.41	Allen-Bradley	-	-
1492-CB3G070	In Stock From $116^.42	Allen-Bradley	-	-
140G-K15F3-D30	In Stock From $7,722^.05	Allen-Bradley	300	600
140M-Q8P-D60	In Stock From $2,629^.15	Allen-Bradley	600	600
140U-L3D3-D60	In Stock From $2,794^.87	Allen-Bradley	600	600
140U-M5X3	In Stock From $2,460^.42	Allen-Bradley	800	600
1492-SP1C630-N	In Stock From $136^.46	Allen-Bradley	63	277
1492-SP2B150	In Stock From $47^.35	Allen-Bradley	15	480
1492-SP3B020-N	Limited Stock From Get Price	Allen-Bradley	2	480
1492-SP3B630-N	Limited Stock From Get Price	Allen-Bradley	63	480
140G-H2C3-C15-KA	In Stock From $390^.31	Allen-Bradley	-	-
140M-I8P-D10-M	In Stock From $150^.00	Allen-Bradley	-	-
140MT-C3E-C20	In Stock From $238^.01	Allen-Bradley	-	-
140U-D6D2-B20	In Stock From $94^.27	Allen-Bradley	-	-
140U-D6D2-C30	In Stock From $329^.17	Allen-Bradley	-	-
140U-D6D3-B40	In Stock From $442^.22	Allen-Bradley	-	-

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.