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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
JGC310033GH08
JGC310033GH08
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Cutler Hammer
100
600
JGC310033GVH08
JGC310033GVH08
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Cutler Hammer
100
600
JGC310033GVH09
JGC310033GVH09
Limited Stock
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Cutler Hammer
100
600
JGC310035GCH08
JGC310035GCH08
Limited Stock
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Cutler Hammer
100
600
JGC310035GCVH08
JGC310035GCVH08
Limited Stock
From
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Cutler Hammer
100
600
JGC310035GCVH09
JGC310035GCVH09
Limited Stock
From
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Cutler Hammer
100
600
JGC310035GH08
JGC310035GH08
Limited Stock
From
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Cutler Hammer
100
600
JGC310035GVH08
JGC310035GVH08
Limited Stock
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Cutler Hammer
100
600
JGC310035GVH09
JGC310035GVH09
Limited Stock
From
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Cutler Hammer
100
600
JGC310036GCH08
JGC310036GCH08
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Cutler Hammer
100
600
JGC310036GCVH08
JGC310036GCVH08
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Cutler Hammer
100
600
JGC310036GCVH09
JGC310036GCVH09
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Cutler Hammer
100
600
JGC3100AAGH08
JGC3100AAGH08
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Cutler Hammer
100
600
JGC3100AAGVH08
JGC3100AAGVH08
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Cutler Hammer
100
600
JGC3100AAGVH09
JGC3100AAGVH09
Limited Stock
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Cutler Hammer
100
600
JGC3100FAGH08
JGC3100FAGH08
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Cutler Hammer
100
600
JGC3100FAGVH08
JGC3100FAGVH08
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Cutler Hammer
100
600
JGC3100FAGVH09
JGC3100FAGVH09
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Cutler Hammer
100
600
JGC3125AAGH08
JGC3125AAGH08
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Cutler Hammer
125
600
JGC3125AAGVH08
JGC3125AAGVH08
Limited Stock
From
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Cutler Hammer
125
600
JGC3125AAGVH09
JGC3125AAGVH09
Limited Stock
From
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Cutler Hammer
125
600
JGC3125FAGH08
JGC3125FAGH08
Limited Stock
From
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Cutler Hammer
125
600
JGC3125FAGVH08
JGC3125FAGVH08
Limited Stock
From
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Cutler Hammer
125
600
JGC3125FAGVH09
JGC3125FAGVH09
Limited Stock
From
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Cutler Hammer
125
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.