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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
JGU305035GVH08
JGU305035GVH08
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Cutler Hammer
50
600
JGU305035GVH09
JGU305035GVH09
Limited Stock
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Cutler Hammer
50
600
JGU305036GCH08
JGU305036GCH08
Limited Stock
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Cutler Hammer
50
600
JGU305036GCVH08
JGU305036GCVH08
Limited Stock
From
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Cutler Hammer
50
600
JGU305036GCVH09
JGU305036GCVH09
Limited Stock
From
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Cutler Hammer
50
600
JGU305036GH08
JGU305036GH08
Limited Stock
From
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Cutler Hammer
50
600
JGU305036GVH08
JGU305036GVH08
Limited Stock
From
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Cutler Hammer
50
600
JGU305036GVH09
JGU305036GVH09
Limited Stock
From
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Cutler Hammer
50
600
JGU3070FAGH08
JGU3070FAGH08
Limited Stock
From
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Cutler Hammer
70
600
JGU3070FAGVH08
JGU3070FAGVH08
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Cutler Hammer
70
600
JGU3070FAGVH09
JGU3070FAGVH09
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Cutler Hammer
70
600
JGU3080AAGH08
JGU3080AAGH08
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Cutler Hammer
80
600
JGU3080AAGVH08
JGU3080AAGVH08
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Cutler Hammer
80
600
JGU3080AAGVH09
JGU3080AAGVH09
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Cutler Hammer
80
600
JGU3090FAGH08
JGU3090FAGH08
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Cutler Hammer
90
600
JGU3090FAGVH08
JGU3090FAGVH08
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Cutler Hammer
90
600
JGU3090FAGVH09
JGU3090FAGVH09
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Cutler Hammer
90
600
JGU310032GCH08
JGU310032GCH08
Limited Stock
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Cutler Hammer
100
600
JGU310032GCVH08
JGU310032GCVH08
Limited Stock
From
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Cutler Hammer
100
600
JGU310032GCVH09
JGU310032GCVH09
Limited Stock
From
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Cutler Hammer
100
600
JGU310032GH08
JGU310032GH08
Limited Stock
From
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Cutler Hammer
100
600
JGU310032GVH08
JGU310032GVH08
Limited Stock
From
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Cutler Hammer
100
600
JGU310032GVH09
JGU310032GVH09
Limited Stock
From
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Cutler Hammer
100
600
JGU310033GCH08
JGU310033GCH08
Limited Stock
From
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Cutler Hammer
100
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.