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Molded Case Circuit Breaker

Cutler Hammer

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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
CHB340ST	Limited Stock From Get Price	Cutler Hammer	40	240
CHB345	Limited Stock From Get Price	Cutler Hammer	45	240
CHB345H2ST	Limited Stock From Get Price	Cutler Hammer	45	240
CHB345ST	Limited Stock From Get Price	Cutler Hammer	45	240
CHB350H2ST	Limited Stock From Get Price	Cutler Hammer	50	240
CHB360H2	Limited Stock From Get Price	Cutler Hammer	60	240
CHB360H2ST	Limited Stock From Get Price	Cutler Hammer	60	240
CHB360ST	Limited Stock From Get Price	Cutler Hammer	60	240
CHB370AFP	Limited Stock From Get Price	Cutler Hammer	70	240
CHB370H2	Limited Stock From Get Price	Cutler Hammer	70	240
CHB370ST	Limited Stock From Get Price	Cutler Hammer	70	240
CHB380AFP	Limited Stock From Get Price	Cutler Hammer	80	240
CHB380H2	Limited Stock From Get Price	Cutler Hammer	80	240
CHB380ST	Limited Stock From Get Price	Cutler Hammer	80	240
CHB390AFP	Limited Stock From Get Price	Cutler Hammer	90	240
CHB390H2	Limited Stock From Get Price	Cutler Hammer	90	240
CHB390ST	Limited Stock From Get Price	Cutler Hammer	90	240
CHF225ST	Limited Stock From Get Price	Eaton	25	240
CHF235ST	Limited Stock From Get Price	Eaton	35	240
CHF245ST	Limited Stock From Get Price	Eaton	45	240
CHFGF115PN	Limited Stock From Get Price	Eaton	15	120
CHFN125GF	Limited Stock From Get Price	Eaton	25	120
CHND312T52WPN	Limited Stock From Get Price	Eaton	1200	600
CHND312T52WZG	Limited Stock From Get Price	Eaton	1200	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.