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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
JJ2B300	In Stock From $685^.15	ITE	300	600
JJ2B400	In Stock From $953^.81	ITE	400	600
JJ3S400V	In Stock From $63^.00	Siemens	400	600
F2B015	In Stock From $11^.75	Gould	15	600
F2B020	In Stock From $1^.03	Gould	20	600
F2B025	In Stock From $165^.15	Siemens	25	600
F2B040	In Stock From $166^.70	Gould	40	600
F2B050	In Stock From $1^.08	Gould	50	600
F2B060	In Stock From $261^.94	Siemens	60	600
F2B070	In Stock From $182^.80	Siemens	70	600
F2B090	In Stock From $248^.85	ITE	90	480
F2B100	In Stock From $124^.12	Siemens	100	600
F3B003M	In Stock From $367^.85	Gould	3	600
F3B005	In Stock From $248^.85	Gould	5	600
F3B010	In Stock From $612^.87	Siemens	10	600
F3B015	In Stock From $70^.25	Gould	15	600
F3B020	In Stock From $24^.50	ITE	20	600
F3B025	In Stock From $5^.92	Gould	25	600
F3B025M	In Stock From $493^.41	ITE	25	600
F3B030	In Stock From $14^.62	ITE	30	600
F3B035	In Stock From $668^.33	ITE	35	600
F3B040	In Stock From $225^.68	Gould	40	600
F3B050	In Stock From $95^.02	ITE	50	600
F3B050M	In Stock From $486^.49	Siemens	50	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.