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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
PDG53K0800D2WN
PDG53K0800D2WN
Limited Stock
From
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Eaton
800
600
PDG53K0800D2YM
PDG53K0800D2YM
Limited Stock
From
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Cutler Hammer
800
600
PDG53K0800D2YN
PDG53K0800D2YN
Limited Stock
From
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Eaton
800
600
PDG53K0800D3DM
PDG53K0800D3DM
Limited Stock
From
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Eaton
800
600
PDG53K0800D3DN
PDG53K0800D3DN
Limited Stock
From
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Eaton
800
600
PDG53K0800D3MM
PDG53K0800D3MM
Limited Stock
From
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Eaton
800
600
PDG53K0800D3MN
PDG53K0800D3MN
Limited Stock
From
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Eaton
800
600
PDG53K0800D3WM
PDG53K0800D3WM
Limited Stock
From
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Eaton
800
600
PDG53K0800D3WN
PDG53K0800D3WN
Limited Stock
From
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Eaton
800
600
PDG53K0800D3YM
PDG53K0800D3YM
Limited Stock
From
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Eaton
800
600
PDG53K0800D3YN
PDG53K0800D3YN
Limited Stock
From
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Eaton
800
600
PDG53K0800D4DM
PDG53K0800D4DM
Limited Stock
From
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Eaton
800
600
PDG53K0800D4DN
PDG53K0800D4DN
Limited Stock
From
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Cutler Hammer
800
600
PDG53K0800D4MM
PDG53K0800D4MM
Limited Stock
From
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Cutler Hammer
800
600
PDG53K0800D4MN
PDG53K0800D4MN
Limited Stock
From
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Eaton
800
600
PDG53K0800D4WM
PDG53K0800D4WM
Limited Stock
From
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Cutler Hammer
800
600
PDG53K0800D4WN
PDG53K0800D4WN
Limited Stock
From
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Cutler Hammer
800
600
PDG53K0800D4YM
PDG53K0800D4YM
Limited Stock
From
Get Price
Eaton
800
600
PDG53K0800D4YN
PDG53K0800D4YN
Limited Stock
From
Get Price
Eaton
800
600
PDG53K0800D5DM
PDG53K0800D5DM
Limited Stock
From
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Cutler Hammer
800
600
PDG53K0800D5DN
PDG53K0800D5DN
Limited Stock
From
Get Price
Cutler Hammer
800
600
PDG53K0800D5MM
PDG53K0800D5MM
Limited Stock
From
Get Price
Eaton
800
600
PDG53K0800D5MN
PDG53K0800D5MN
Limited Stock
From
Get Price
Cutler Hammer
800
600
PDG53K0800D5WM
PDG53K0800D5WM
Limited Stock
From
Get Price
Cutler Hammer
800
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.