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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
PDG12K0110TFFJ
PDG12K0110TFFJ
Limited Stock
From
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Eaton
110
600
PDG12K0125TFFJ
PDG12K0125TFFJ
Limited Stock
From
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Eaton
125
600
PDG12M0035TFFJ
PDG12M0035TFFJ
Limited Stock
From
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Eaton
35
600
PDG12M0100TFFJ
PDG12M0100TFFJ
Limited Stock
From
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Eaton
100
600
PDG14G0125KNSJ
PDG14G0125KNSJ
Limited Stock
From
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Cutler Hammer
125
600
PDG14G0125KNSN
PDG14G0125KNSN
Limited Stock
From
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Cutler Hammer
125
600
PDG14M0125KNSJ
PDG14M0125KNSJ
Limited Stock
From
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Eaton
125
600
PDG14M0125KNSN
PDG14M0125KNSN
Limited Stock
From
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Eaton
125
600
PDG21F0015TFFK
PDG21F0015TFFK
Limited Stock
From
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Eaton
15
600
PDG21F0015TFFN
PDG21F0015TFFN
Limited Stock
From
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Cutler Hammer
15
600
PDG21F0015VFFJ
PDG21F0015VFFJ
Limited Stock
From
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Cutler Hammer
15
600
PDG21F0015VFFK
PDG21F0015VFFK
Limited Stock
From
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Cutler Hammer
15
600
PDG21F0015VFFL
PDG21F0015VFFL
Limited Stock
From
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Cutler Hammer
15
600
PDG21F0015VFFN
PDG21F0015VFFN
Limited Stock
From
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Eaton
15
600
PDG21F0020TFFK
PDG21F0020TFFK
Limited Stock
From
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Cutler Hammer
20
600
PDG21F0020TFFN
PDG21F0020TFFN
Limited Stock
From
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Eaton
20
600
PDG21F0020VFFJ
PDG21F0020VFFJ
Limited Stock
From
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Eaton
20
600
PDG21F0020VFFK
PDG21F0020VFFK
Limited Stock
From
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Cutler Hammer
20
600
PDG21F0020VFFL
PDG21F0020VFFL
Limited Stock
From
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Eaton
20
600
PDG21F0020VFFN
PDG21F0020VFFN
Limited Stock
From
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Cutler Hammer
20
600
PDG21F0025TFFK
PDG21F0025TFFK
Limited Stock
From
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Cutler Hammer
25
600
PDG21F0025TFFN
PDG21F0025TFFN
Limited Stock
From
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Eaton
25
600
PDG21F0025VFFJ
PDG21F0025VFFJ
Limited Stock
From
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Eaton
25
600
PDG21F0025VFFK
PDG21F0025VFFK
Limited Stock
From
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Cutler Hammer
25
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.