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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
NEF433070	In Stock From $305^.82	American	70	480
NFS4350	In Stock From $62^.00	Federal Pacific	50	240
NFS4370	In Stock From $273^.82	FPE	70	240
ICP631003	Limited Stock From Get Price	FPE	3	600
ICP631007	In Stock From $102^.91	FPE	7	600
ICP631015	In Stock From $423^.25	Federal Pacific	15	600
L3P15	In Stock From $70^.69	American	15	240
NFJ621150	In Stock From $27^.29	American	150	600
NFS4315	In Stock From $103^.85	Federal Pacific	15	240
NFS4320	In Stock From $131^.45	Federal Pacific	20	240
NFS4330	In Stock From $104^.77	Federal Pacific	30	240
NFS4340	In Stock From $209^.32	Federal Pacific	40	240
3B100LB	In Stock From $314^.25	FPE	100	240
NB50	In Stock From $84^.96	FPE	50	120
3P25X	Limited Stock From Get Price	FPE	25	240
3P30X	Limited Stock From Get Price	Federal Pacific	30	240
3P35X	Limited Stock From Get Price	FPE	35	240
3P50X	Limited Stock From Get Price	FPE	50	240
3P70X	Limited Stock From Get Price	Federal Pacific	70	240
NFJ431150	Limited Stock From Get Price	FPE	150	480

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.