Refine Results

In Stock

Applied Filters:

Molded Case Circuit Breaker

Westinghouse

Subcategory

Molded Case Circuit Breaker

Manufacturers (1)

Westinghouse

Amperage

All

Voltage

All

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.

SORT BY

Part Number	PRICE	Manufacturer	Amperage	Voltage
LDB3600X	In Stock From $3,808^.66	Westinghouse	600	600
LDC3400T52W	In Stock From $10,287^.68	Westinghouse	400	600
LDC3600F	In Stock From $3,773^.25	Eaton	600	600
LDC3600T57W	In Stock From $2,130^.68	Eaton	600	600
LDC3600W	In Stock From $37,809^.88	Westinghouse	600	600
LDCB3600FT33W	In Stock From $5,023^.37	Westinghouse	600	600
MC3800F	In Stock From $1,451^.33	Westinghouse	800	600
MD3300	In Stock From $1,686^.34	Eaton	300	600
MD3800	In Stock From $1,940^.04	Eaton	800	600
MDL3300W	In Stock From $1,180^.18	Westinghouse	300	600
MDL3400W	In Stock From $17,001^.46	Westinghouse	400	600
MDL3600W	In Stock From $3,788^.32	Westinghouse	600	600
MDL3700W	In Stock From $4,379^.93	Eaton	700	600
MDL3800F	In Stock From $3,968^.05	Eaton	800	600
MDLB3800WK	In Stock From $3,430^.94	Eaton	800	600
BAB2110S	In Stock From $230^.33	Cutler Hammer	110	240
BR115CAFA	In Stock From $56^.89	Eaton	15	120
BR210	In Stock From $20^.35	Eaton	10	240
BR2110	In Stock From $110^.83	Eaton	110	240
CHF115	In Stock From $11^.04	Eaton	15	240
CHF130	In Stock From $10^.77	Eaton	30	240
CHF215	In Stock From $23^.16	Eaton	15	240
CHF225	In Stock From $24^.77	Eaton	25	240
CHF230	In Stock From $27^.36	Eaton	30	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.