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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
NV30-FA 3P 15A 100-200V 15MA	In Stock From $143^.47	Mitsubishi
NV30-FA 3P 20A 100-200V 15 MA	In Stock From $159^.17	Mitsubishi
NV30-FA 3P 5A 100-200V 15MA	In Stock From $143^.47	Mitsubishi
NV30-FA2P5A	In Stock From $58^.55	Mitsubishi
NV30-FA3P5A100-200V30MA	In Stock From $192^.29	Mitsubishi
NV30-FAU-10A-3P-AC100-200V	In Stock From $32^.34	Mitsubishi
NV30-FAU-20A	In Stock From $29^.55	Mitsubishi
NV30-FAU-30A	In Stock From $250^.89	Mitsubishi
NV30-FAU2P10A	In Stock From $32^.65	Mitsubishi
NV30-SW-3P-30A	In Stock From $134^.72	Mitsubishi
NV400-CP 3P 350A	In Stock From $849^.00	Mitsubishi
NV400-CP-3P-250A	In Stock From $335^.80	Mitsubishi
NV400-SB3P400A100	In Stock From $726^.19	Mitsubishi
NV400-SWU3 400B	In Stock From $1,725^.27	Mitsubishi
NV50-CP-2P-10A	In Stock From $566^.01	Mitsubishi
NV50-CP-2P-40A	In Stock From $169^.19	Mitsubishi
NV50-CW-15A	In Stock From $77^.76	Mitsubishi
NV50-FA 2P 50A 100-200V 15MA	In Stock From $125^.29	Mitsubishi
NV50-FAU-3P-30A	In Stock From $57^.24	Mitsubishi
NV50-FAU2P30A30	In Stock From $35^.40	Mitsubishi
NV50-FHU3P30A	In Stock From $68^.50	Mitsubishi
NV50-SP-2P-15A	In Stock From $110^.32	Mitsubishi
NV50-SVFU2P10A30	In Stock From $299^.65	Mitsubishi
NV50-SVFU2P20A30	In Stock From $183^.94	Mitsubishi

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.