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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
REA3025
REA3025
Limited Stock
From
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Westinghouse
25
240
REA3025L
REA3025L
Limited Stock
From
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Westinghouse
25
240
REA3025V
REA3025V
Limited Stock
From
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Westinghouse
25
240
REA3025VL
REA3025VL
Limited Stock
From
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Westinghouse
25
240
REA3030L
REA3030L
Limited Stock
From
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Westinghouse
30
240
REA3030V
REA3030V
Limited Stock
From
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Westinghouse
30
240
REA3030VL
REA3030VL
Limited Stock
From
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Westinghouse
30
240
REA3040L
REA3040L
Limited Stock
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Westinghouse
40
240
REA3040V
REA3040V
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Westinghouse
40
240
REA3040VL
REA3040VL
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Westinghouse
40
240
REA3050
REA3050
Limited Stock
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Westinghouse
50
240
REA3050L
REA3050L
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From
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Westinghouse
50
240
REA3050V
REA3050V
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Westinghouse
50
240
REA3050VL
REA3050VL
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Westinghouse
50
240
REA3060
REA3060
Limited Stock
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Westinghouse
60
240
REA3060L
REA3060L
Limited Stock
From
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Westinghouse
60
240
REA3060V
REA3060V
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From
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Westinghouse
60
240
REA3060VL
REA3060VL
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From
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Westinghouse
60
240
REA3070
REA3070
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Westinghouse
70
240
REA3070L
REA3070L
Limited Stock
From
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Westinghouse
70
240
REA3070V
REA3070V
Limited Stock
From
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Westinghouse
70
240
REA3070VL
REA3070VL
Limited Stock
From
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Westinghouse
70
240
REA3080
REA3080
Limited Stock
From
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Westinghouse
80
240
REA3080L
REA3080L
Limited Stock
From
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Westinghouse
80
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.