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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
XT2LU3015AYD000XXX	In Stock From $1,830^.00	ABB	15	600
XT2LU3030AYD000XXX	In Stock From $1,855^.77	ABB	30	600
XT2LU3060FYD000XXX	In Stock From $1,065^.33	ABB	60	600
XT2NU3050AYD000XXX	In Stock From $428^.00	ABB	50	600
XT2NU31251FF000XXX	In Stock From $1,071^.64	ABB	125	600
XT2NU3125FYD000XXX	In Stock From $621^.33	ABB	125	600
XT3NU3100AGG000XXX	In Stock From $649^.45	ABB	100	600
XT4HQ3250BFF000XXX	In Stock From $1,266^.67	ABB	250	600
XT4HU3090AYJ000XXX	In Stock From $862^.67	ABB	90	600
XT4HU3110AYJ000XXX	In Stock From $1,294^.00	ABB	110	600
XT4HU3150AY8000XXX	In Stock From $1,869^.66	ABB	150	600
XT4HU3150AYJ000XXX	In Stock From $1,611^.57	ABB	150	600
XT4HU3175AYJ000XXX	In Stock From $2,280^.84	ABB	175	600
XT4HU3175BYJ000XXX	In Stock From $1,285^.13	ABB	175	600
XT4HU3200AYJ000XXX	In Stock From $1,711^.35	ABB	200	600
XT4HU3200BYJ000XXX	In Stock From $2,442^.21	ABB	200	600
XT4HU3250AY800GXXX	In Stock From $1,569^.73	ABB	250	600
XT4LU3250FY8000XXX	In Stock From $4,124^.29	ABB	250	600
XT4NU3030AYG000XXX	In Stock From $450^.67	ABB	30	600
XT4NU3090AYJ000XXX	In Stock From $524^.00	ABB	90	600
XT4NU3200BYJ000XXX	In Stock From $1,433^.05	ABB	200	600
XT4NU3225BYJ000XXX	In Stock From $1,487^.00	ABB	225	600
XT4NU3250FFL000XXX	In Stock From $4,788^.00	ABB	250	600
XT4SU3100TYJ000XXX	In Stock From $2,461^.82	ABB	100	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.