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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
NGS308038EVH09
NGS308038EVH09
Limited Stock
From
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Eaton
800
600
NGS308038MCH08
NGS308038MCH08
Limited Stock
From
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Eaton
800
600
NGS308038MCVH08
NGS308038MCVH08
Limited Stock
From
Get Price
Eaton
800
600
NGS308038MCVH09
NGS308038MCVH09
Limited Stock
From
Get Price
Eaton
800
600
NGS308038MH08
NGS308038MH08
Limited Stock
From
Get Price
Eaton
800
600
NGS308038MVH08
NGS308038MVH08
Limited Stock
From
Get Price
Eaton
800
600
NGS308038MVH09
NGS308038MVH09
Limited Stock
From
Get Price
Eaton
800
600
NGS308039ECH08
NGS308039ECH08
Limited Stock
From
Get Price
Eaton
800
600
NGS308039ECVH08
NGS308039ECVH08
Limited Stock
From
Get Price
Eaton
800
600
NGS308039ECVH09
NGS308039ECVH09
Limited Stock
From
Get Price
Eaton
800
600
NGS308039EH08
NGS308039EH08
Limited Stock
From
Get Price
Eaton
800
600
NGS308039EVH08
NGS308039EVH08
Limited Stock
From
Get Price
Eaton
800
600
NGS308039EVH09
NGS308039EVH09
Limited Stock
From
Get Price
Eaton
800
600
NGS308039MCH08
NGS308039MCH08
Limited Stock
From
Get Price
Eaton
800
600
NGS308039MCVH08
NGS308039MCVH08
Limited Stock
From
Get Price
Eaton
800
600
NGS308039MCVH09
NGS308039MCVH09
Limited Stock
From
Get Price
Eaton
800
600
NGS308039MH08
NGS308039MH08
Limited Stock
From
Get Price
Eaton
800
600
NGS308039MVH08
NGS308039MVH08
Limited Stock
From
Get Price
Eaton
800
600
NGS308039MVH09
NGS308039MVH09
Limited Stock
From
Get Price
Eaton
800
600
NGS312032ECH08
NGS312032ECH08
Limited Stock
From
Get Price
Eaton
1200
600
NGS312032ECVH08
NGS312032ECVH08
Limited Stock
From
Get Price
Eaton
1200
600
NGS312032ECVH09
NGS312032ECVH09
Limited Stock
From
Get Price
Eaton
1200
600
NGS312032EH08
NGS312032EH08
Limited Stock
From
Get Price
Eaton
1200
600
NGS312032EVH08
NGS312032EVH08
Limited Stock
From
Get Price
Eaton
1200
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.