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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
FD1025V
FD1025V
Limited Stock
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Eaton
25
277
FD1025VL
FD1025VL
Limited Stock
From
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Eaton
25
277
FD3010LA02
FD3010LA02
Limited Stock
From
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Westinghouse
10
600
FD3010V
FD3010V
Limited Stock
From
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Westinghouse
10
600
FD3010VL
FD3010VL
Limited Stock
From
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Cutler Hammer
10
600
FD3010Y
FD3010Y
Limited Stock
From
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Westinghouse
10
600
FD3010YS04
FD3010YS04
Limited Stock
From
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Eaton
10
600
FD3015YS04
FD3015YS04
Limited Stock
From
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Cutler Hammer
15
600
FD3020LA02
FD3020LA02
Limited Stock
From
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Eaton
20
600
FD3020YS04
FD3020YS04
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From
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Cutler Hammer
20
600
FD3025LA02
FD3025LA02
Limited Stock
From
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Westinghouse
25
600
FD3025YS04
FD3025YS04
Limited Stock
From
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Westinghouse
25
600
FD3030LA02
FD3030LA02
Limited Stock
From
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Westinghouse
30
600
FD3030YS04
FD3030YS04
Limited Stock
From
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Westinghouse
30
600
FD3035LA02
FD3035LA02
Limited Stock
From
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Westinghouse
35
600
FD3035YS04
FD3035YS04
Limited Stock
From
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Westinghouse
35
600
FD3040LA02
FD3040LA02
Limited Stock
From
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Eaton
40
600
FD3040YS04
FD3040YS04
Limited Stock
From
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Westinghouse
40
600
FD3045LA02
FD3045LA02
Limited Stock
From
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Eaton
45
600
FD3045YS04
FD3045YS04
Limited Stock
From
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Westinghouse
45
600
FD3050LA02
FD3050LA02
Limited Stock
From
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Eaton
50
600
FD3050YS04
FD3050YS04
Limited Stock
From
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Westinghouse
50
600
FD3060LA02
FD3060LA02
Limited Stock
From
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Westinghouse
60
600
FD3060YS04
FD3060YS04
Limited Stock
From
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Westinghouse
60
600
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.