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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
JGS405033GCVH09
JGS405033GCVH09
Limited Stock
From
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Cutler Hammer
50
600
JGS405033GH08
JGS405033GH08
Limited Stock
From
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Cutler Hammer
50
600
JGS405033GVH08
JGS405033GVH08
Limited Stock
From
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Cutler Hammer
50
600
JGS405033GVH09
JGS405033GVH09
Limited Stock
From
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Cutler Hammer
50
600
JGS405035GCH08
JGS405035GCH08
Limited Stock
From
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Cutler Hammer
50
600
JGS405035GCVH08
JGS405035GCVH08
Limited Stock
From
Get Price
Cutler Hammer
50
600
JGS405035GCVH09
JGS405035GCVH09
Limited Stock
From
Get Price
Cutler Hammer
50
600
JGS405035GH08
JGS405035GH08
Limited Stock
From
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Cutler Hammer
50
600
JGS405035GVH08
JGS405035GVH08
Limited Stock
From
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Cutler Hammer
50
600
JGS405035GVH09
JGS405035GVH09
Limited Stock
From
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Cutler Hammer
50
600
JGS405036GCH08
JGS405036GCH08
Limited Stock
From
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Cutler Hammer
50
600
JGS405036GCVH08
JGS405036GCVH08
Limited Stock
From
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Cutler Hammer
50
600
JGS405036GCVH09
JGS405036GCVH09
Limited Stock
From
Get Price
Cutler Hammer
50
600
JGS405036GH08
JGS405036GH08
Limited Stock
From
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Cutler Hammer
50
600
JGS405036GVH08
JGS405036GVH08
Limited Stock
From
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Cutler Hammer
50
600
JGS405036GVH09
JGS405036GVH09
Limited Stock
From
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Cutler Hammer
50
600
JGS4070FAGH08
JGS4070FAGH08
Limited Stock
From
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Cutler Hammer
70
600
JGS4070FAGVH08
JGS4070FAGVH08
Limited Stock
From
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Cutler Hammer
70
600
JGS4070FAGVH09
JGS4070FAGVH09
Limited Stock
From
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Cutler Hammer
70
600
JGS4080FAG
JGS4080FAG
Limited Stock
From
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Cutler Hammer
80
600
JGS4080FAGH08
JGS4080FAGH08
Limited Stock
From
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Cutler Hammer
80
600
JGS4080FAGVH08
JGS4080FAGVH08
Limited Stock
From
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Cutler Hammer
80
600
JGS4080FAGVH09
JGS4080FAGVH09
Limited Stock
From
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Cutler Hammer
80
600
JGS4090FAGH08
JGS4090FAGH08
Limited Stock
From
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Cutler Hammer
90
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.