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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
PGMH2ATAM0250
PGMH2ATAM0250
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General Electric
250
600
PGMH2ATAM0400
PGMH2ATAM0400
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General Electric
400
600
PGMH2ATEJ0250
PGMH2ATEJ0250
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General Electric
250
600
PGMH2ATEJ0400
PGMH2ATEJ0400
Limited Stock
From
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General Electric
400
600
PGMH2ATEK0250
PGMH2ATEK0250
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From
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General Electric
250
600
PGMH2ATEK0400
PGMH2ATEK0400
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General Electric
400
600
PGMH2ATEL0250
PGMH2ATEL0250
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General Electric
250
600
PGMH2ATEL0400
PGMH2ATEL0400
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General Electric
400
600
PGMH2ATEM0250
PGMH2ATEM0250
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General Electric
250
600
PGMH2ATEM0400
PGMH2ATEM0400
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General Electric
400
600
PGMH2ATSB0250
PGMH2ATSB0250
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General Electric
250
600
PGMH2ATSB0400
PGMH2ATSB0400
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General Electric
400
600
PGMH2ATSE0250
PGMH2ATSE0250
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General Electric
250
600
PGMH2ATSE0400
PGMH2ATSE0400
Limited Stock
From
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General Electric
400
600
PGMH3ATAJ0250
PGMH3ATAJ0250
Limited Stock
From
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General Electric
250
600
PGMH3ATAJ0400
PGMH3ATAJ0400
Limited Stock
From
Get Price
General Electric
400
600
PGMH3ATAK0250
PGMH3ATAK0250
Limited Stock
From
Get Price
General Electric
250
600
PGMH3ATAK0400
PGMH3ATAK0400
Limited Stock
From
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General Electric
400
600
PGMH3ATAL0250
PGMH3ATAL0250
Limited Stock
From
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General Electric
250
600
PGMH3ATAL0400
PGMH3ATAL0400
Limited Stock
From
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General Electric
400
600
PGMH3ATAM0250
PGMH3ATAM0250
Limited Stock
From
Get Price
General Electric
250
600
PGMH3ATAM0400
PGMH3ATAM0400
Limited Stock
From
Get Price
General Electric
400
600
PGMH3ATEJ0250
PGMH3ATEJ0250
Limited Stock
From
Get Price
General Electric
250
600
PGMH3ATEJ0400
PGMH3ATEJ0400
Limited Stock
From
Get Price
General Electric
400
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.