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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
PDG44M0500VFAN
PDG44M0500VFAN
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Cutler Hammer
500
600
PDG44M0600TFAJ
PDG44M0600TFAJ
Limited Stock
From
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Cutler Hammer
600
600
PDG44M0600TFAK
PDG44M0600TFAK
Limited Stock
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Cutler Hammer
600
600
PDG44M0600TFAL
PDG44M0600TFAL
Limited Stock
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Eaton
600
600
PDG44M0600TFAN
PDG44M0600TFAN
Limited Stock
From
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Cutler Hammer
600
600
PDG44M0600VFAJ
PDG44M0600VFAJ
Limited Stock
From
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Eaton
600
600
PDG44M0600VFAK
PDG44M0600VFAK
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Cutler Hammer
600
600
PDG44M0600VFAL
PDG44M0600VFAL
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Eaton
600
600
PDG44M0600VFAN
PDG44M0600VFAN
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From
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Eaton
600
600
PDG44M0700TFAJ
PDG44M0700TFAJ
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Eaton
700
600
PDG44M0700TFAK
PDG44M0700TFAK
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Eaton
700
600
PDG44M0700TFAL
PDG44M0700TFAL
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Eaton
700
600
PDG44M0700TFAN
PDG44M0700TFAN
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From
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Cutler Hammer
700
600
PDG44M0700VFAJ
PDG44M0700VFAJ
Limited Stock
From
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Eaton
700
600
PDG44M0700VFAK
PDG44M0700VFAK
Limited Stock
From
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Eaton
700
600
PDG44M0700VFAL
PDG44M0700VFAL
Limited Stock
From
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Cutler Hammer
700
600
PDG44M0700VFAN
PDG44M0700VFAN
Limited Stock
From
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Eaton
700
600
PDG44M0800B2NJ
PDG44M0800B2NJ
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From
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Eaton
800
600
PDG44M0800B2NK
PDG44M0800B2NK
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From
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Eaton
800
600
PDG44M0800B2NL
PDG44M0800B2NL
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From
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Eaton
800
600
PDG44M0800B2NN
PDG44M0800B2NN
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From
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Eaton
800
600
PDG44M0800D2DJ
PDG44M0800D2DJ
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From
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Cutler Hammer
800
600
PDG44M0800D2DK
PDG44M0800D2DK
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From
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Cutler Hammer
800
600
PDG44M0800D2DL
PDG44M0800D2DL
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Eaton
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.