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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
PDG32MH250TFAL
PDG32MH250TFAL
Limited Stock
From
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Cutler Hammer
250
600
PDG32MH250TFAN
PDG32MH250TFAN
Limited Stock
From
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Eaton
250
600
PDG32MH250VFAJ
PDG32MH250VFAJ
Limited Stock
From
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Eaton
250
600
PDG32MH250VFAK
PDG32MH250VFAK
Limited Stock
From
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Eaton
250
600
PDG32MH250VFAL
PDG32MH250VFAL
Limited Stock
From
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Eaton
250
600
PDG32MH250VFAN
PDG32MH250VFAN
Limited Stock
From
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Eaton
250
600
PDG32MH300TFAJ
PDG32MH300TFAJ
Limited Stock
From
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Eaton
300
600
PDG32MH300TFAK
PDG32MH300TFAK
Limited Stock
From
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Eaton
300
600
PDG32MH300TFAL
PDG32MH300TFAL
Limited Stock
From
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Eaton
300
600
PDG32MH300TFAN
PDG32MH300TFAN
Limited Stock
From
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Cutler Hammer
300
600
PDG32MH300VFAJ
PDG32MH300VFAJ
Limited Stock
From
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Eaton
300
600
PDG32MH300VFAK
PDG32MH300VFAK
Limited Stock
From
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Eaton
300
600
PDG32MH300VFAL
PDG32MH300VFAL
Limited Stock
From
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Eaton
300
600
PDG32MH300VFAN
PDG32MH300VFAN
Limited Stock
From
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Eaton
300
600
PDG32MH350TFAJ
PDG32MH350TFAJ
Limited Stock
From
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Eaton
350
600
PDG32MH350TFAK
PDG32MH350TFAK
Limited Stock
From
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Cutler Hammer
350
600
PDG32MH350TFAL
PDG32MH350TFAL
Limited Stock
From
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Eaton
350
600
PDG32MH350TFAN
PDG32MH350TFAN
Limited Stock
From
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Eaton
350
600
PDG32MH350VFAJ
PDG32MH350VFAJ
Limited Stock
From
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Eaton
350
600
PDG32MH350VFAK
PDG32MH350VFAK
Limited Stock
From
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Cutler Hammer
350
600
PDG32MH350VFAL
PDG32MH350VFAL
Limited Stock
From
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Eaton
350
600
PDG32MH350VFAN
PDG32MH350VFAN
Limited Stock
From
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Eaton
350
600
PDG32MH400B2NJ
PDG32MH400B2NJ
Limited Stock
From
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Cutler Hammer
400
600
PDG32MH400B2NK
PDG32MH400B2NK
Limited Stock
From
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Eaton
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.