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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
LDB2450W	In Stock From $2,863^.54	Cutler Hammer	450	600
LDB2450X	In Stock From $2,401^.16	Eaton	450	600
LDB2500	In Stock From $3,047^.64	Westinghouse	500	600
LDB2500W	In Stock From $2,411^.95	Eaton	500	600
LDB2600	In Stock From $5,899^.02	Westinghouse	600	600
LDB2600W	In Stock From $7,078^.82	Westinghouse	600	600
LDB2600X	In Stock From $7,078^.82	Westinghouse	600	600
LDC4600F	In Stock From $4,480^.88	Cutler Hammer	600	600
LG3600	In Stock From $5,211^.94	Eaton	600	600
LGC3630NN	In Stock From $3,968^.97	Eaton	630	600
LGEDC3630NN	In Stock From $1,627^.78	Cutler Hammer	630	600
LGHDC3300FAW	In Stock From $5,108^.54	Eaton	300	600
LGMPH600G	In Stock From $8,360^.00	Westinghouse	600	600
LGMPS400G	In Stock From $4,694^.59	Eaton	400	600
LGU3630NN	In Stock From $7,016^.80	Cutler Hammer	630	600
LS36040YE	In Stock From $639^.60	Cutler Hammer	400	600
LW3500	In Stock From $3,474^.38	Westinghouse	500	690
LWC3630	In Stock From $15,739^.24	Eaton	630	690
LWC3630F	Limited Stock From Get Price	Eaton	630	690
MA2800	In Stock From $6,297^.94	Cutler Hammer	800	600
MCP03150CR	In Stock From $441^.00	Cutler Hammer	15	600
MCP03150R	In Stock From $213^.97	Cutler Hammer	15	600
MCP03150RC	In Stock From $151^.05	Cutler Hammer	15	600
MCP0322C	In Stock From $173^.99	Cutler Hammer	3	600

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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.