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Molded Case Circuit Breaker

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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
QP3B015	In Stock From $11^.97	ITE	15	240
SB3B3000S01	In Stock From $16,780^.07	ITE	3000	600
SB3B300C0A010	In Stock From $13,511^.53	ITE	3000	600
BL310	In Stock From $99^.45	ITE	10	240
BL315	In Stock From $33^.26	ITE	15	240
BL325	In Stock From $118^.80	ITE	25	240
BL335	In Stock From $96^.46	ITE	35	240
BL345	In Stock From $71^.12	ITE	45	240
BL350	In Stock From $109^.40	ITE	50	240
BL380	In Stock From $104^.40	ITE	80	240
BL390	In Stock From $148^.28	ITE	90	240
ET-1571	In Stock From $33^.02	Siemens	15	240
ET1-2681	In Stock From $11^.11	Siemens	5	600
ETS2639	In Stock From $299^.15	ITE	100	480
Q220EG	In Stock From $227^.03	Siemens	20	240
31220GS	In Stock From $124^.30	Siemens	20	240
E2B3030	Limited Stock From Get Price	ITE	30	240
E2B3060	In Stock From Get Price	Siemens	60	240
HF2B015	In Stock From Get Price	Siemens	15	600
E23B060L	In Stock From $24^.54	Siemens	60	240
G3B020	In Stock From $12^.49	ITE	20	240
G3B025	In Stock From $12^.46	ITE	25	240
G3B030	In Stock From $433^.80	Siemens	30	240
G3B050	In Stock From $603^.98	Siemens	50	240

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.