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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
JGC4250AAGH08
JGC4250AAGH08
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Cutler Hammer
250
600
JGC4250AAGVH08
JGC4250AAGVH08
Limited Stock
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Cutler Hammer
250
600
JGC4250AAGVH09
JGC4250AAGVH09
Limited Stock
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Cutler Hammer
250
600
JGC4250FAGH08
JGC4250FAGH08
Limited Stock
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Cutler Hammer
250
600
JGC4250FAGVH08
JGC4250FAGVH08
Limited Stock
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Cutler Hammer
250
600
JGC4250FAGVH09
JGC4250FAGVH09
Limited Stock
From
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Cutler Hammer
250
600
JGC4250NNH08
JGC4250NNH08
Limited Stock
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Cutler Hammer
250
600
JGC4250NNVH08
JGC4250NNVH08
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Cutler Hammer
250
600
JGC4250NNVH09
JGC4250NNVH09
Limited Stock
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Cutler Hammer
250
600
JGE2070FAGH08
JGE2070FAGH08
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Cutler Hammer
70
600
JGE2070FAGVH08
JGE2070FAGVH08
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Cutler Hammer
70
600
JGE2070FAGVH09
JGE2070FAGVH09
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Cutler Hammer
70
600
JGE2090FAGH08
JGE2090FAGH08
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Cutler Hammer
90
600
JGE2090FAGVH08
JGE2090FAGVH08
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Cutler Hammer
90
600
JGE2090FAGVH09
JGE2090FAGVH09
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From
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Cutler Hammer
90
600
JGE2100FAGH08
JGE2100FAGH08
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Cutler Hammer
100
600
JGE2100FAGVH08
JGE2100FAGVH08
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From
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Cutler Hammer
100
600
JGE2100FAGVH09
JGE2100FAGVH09
Limited Stock
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Cutler Hammer
100
600
JGE2125FAGH08
JGE2125FAGH08
Limited Stock
From
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Cutler Hammer
125
600
JGE2125FAGVH08
JGE2125FAGVH08
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From
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Cutler Hammer
125
600
JGE2125FAGVH09
JGE2125FAGVH09
Limited Stock
From
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Cutler Hammer
125
600
JGE2150FAGH08
JGE2150FAGH08
Limited Stock
From
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Cutler Hammer
150
600
JGE2150FAGVH08
JGE2150FAGVH08
Limited Stock
From
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Cutler Hammer
150
600
JGE2150FAGVH09
JGE2150FAGVH09
Limited Stock
From
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Cutler Hammer
150
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.