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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
CFIL36225F
CFIL36225F
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Merlin Gerin
225
600
CFIL36250F
CFIL36250F
Limited Stock
From
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Square D
250
600
CHOM150
CHOM150
Limited Stock
From
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Schneider Electric
50
120
CHOM2110
CHOM2110
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Schneider Electric
110
240
CHOM2150
CHOM2150
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Schneider Electric
150
240
CHOM2200
CHOM2200
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Schneider Electric
200
240
CJ250H
CJ250H
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Merlin Gerin
250
600
CJ250L
CJ250L
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Square D
250
600
CJ250NA
CJ250NA
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Merlin Gerin
250
600
CJ300N
CJ300N
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Merlin Gerin
300
600
CJ300NA
CJ300NA
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Merlin Gerin
300
600
CJ350L
CJ350L
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Schneider Electric
350
600
CJ350NA
CJ350NA
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Square D
350
600
CJ400
CJ400
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Merlin Gerin
400
600
CJ400A
CJ400A
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Schneider Electric
400
600
CJ400HC
CJ400HC
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Schneider Electric
400
600
CJ400HH
CJ400HH
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Square D
400
600
CJ400NN
CJ400NN
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Schneider Electric
400
600
CJ600A
CJ600A
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Schneider Electric
600
600
CJ600HC
CJ600HC
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Schneider Electric
600
600
CJ600HH
CJ600HH
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Merlin Gerin
600
600
CJ600L
CJ600L
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From
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Square D
600
600
CJ600NN
CJ600NN
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From
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Merlin Gerin
600
600
CJAEF36404LI
CJAEF36404LI
Limited Stock
From
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Merlin Gerin
400
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.