Refine Results

In Stock

Applied Filters:

Molded Case Circuit Breaker

Cutler Hammer

Subcategory

Molded Case Circuit Breaker

Manufacturers (1)

Cutler Hammer

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
HFDDC3010VL	Limited Stock From Get Price	Eaton	10	600
HFDDC3150WF01Y31	Limited Stock From Get Price	Eaton	150	600
HFDE322522	Limited Stock From Get Price	Eaton	225	600
HFDE322522W	Limited Stock From Get Price	Eaton	225	600
HMCPL600L6G	Limited Stock From Get Price	Cutler Hammer	600	600
HMCPL600P6G	Limited Stock From Get Price	Cutler Hammer	600	600
HMCPL600R6G	Limited Stock From Get Price	Cutler Hammer	600	600
HMCPL600Y6G	Limited Stock From Get Price	Cutler Hammer	600	600
HQCL2020	Limited Stock From Get Price	Cutler Hammer	20	240
HQCL2030	Limited Stock From Get Price	Cutler Hammer	30	240
HQNBA3060	Limited Stock From Get Price	Cutler Hammer	60	240
HQP3015B	Limited Stock From Get Price	Cutler Hammer	15	240
HQP3020B	Limited Stock From Get Price	Cutler Hammer	20	240
HQP3030B	Limited Stock From Get Price	Cutler Hammer	30	240
HQP3045H	Limited Stock From Get Price	Cutler Hammer	45	240
HQP3055H	Limited Stock From Get Price	Cutler Hammer	55	240
HQP3100N	Limited Stock From Get Price	Cutler Hammer	100	240
KDB3400KX9	Limited Stock From Get Price	Westinghouse	400	600
KI3300	Limited Stock From Get Price	Cutler Hammer	300	480
KI3350	Limited Stock From Get Price	Cutler Hammer	350	480
KI3350L	Limited Stock From Get Price	Cutler Hammer	350	480
KI3400L	Limited Stock From Get Price	Cutler Hammer	400	480
LGK3400KSG	Limited Stock From Get Price	Cutler Hammer	400	600
LGK3630KSG	Limited Stock From Get Price	Cutler Hammer	630	600

1
...
2,646
2,647
2,648
...
3,753

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.