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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
HFDDC1025W
HFDDC1025W
Limited Stock
From
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Eaton
25
600
HFDDC1030W
HFDDC1030W
Limited Stock
From
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Eaton
30
600
HFDDC1035W
HFDDC1035W
Limited Stock
From
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Eaton
35
600
HFDDC1040W
HFDDC1040W
Limited Stock
From
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Eaton
40
600
HFDDC1045W
HFDDC1045W
Limited Stock
From
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Eaton
45
600
HFDDC1050W
HFDDC1050W
Limited Stock
From
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Eaton
50
600
HFDDC1060W
HFDDC1060W
Limited Stock
From
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Eaton
60
600
HFDDC1070W
HFDDC1070W
Limited Stock
From
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Eaton
70
600
HFDDC1080W
HFDDC1080W
Limited Stock
From
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Eaton
80
600
HFDDC1090W
HFDDC1090W
Limited Stock
From
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Eaton
90
600
HFDDC1100W
HFDDC1100W
Limited Stock
From
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Eaton
100
600
HFDDC1110W
HFDDC1110W
Limited Stock
From
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Eaton
110
600
HFDDC1125W
HFDDC1125W
Limited Stock
From
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Eaton
125
600
HFDDC1150W
HFDDC1150W
Limited Stock
From
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Eaton
150
600
HFDDC2175L
HFDDC2175L
Limited Stock
From
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Eaton
175
600
HFDDC2225L
HFDDC2225L
Limited Stock
From
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Eaton
225
600
HFDDC4015W
HFDDC4015W
Limited Stock
From
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Eaton
15
600
HFDDC4020W
HFDDC4020W
Limited Stock
From
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Eaton
20
600
HFDDC4025W
HFDDC4025W
Limited Stock
From
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Eaton
25
600
HFDDC4030W
HFDDC4030W
Limited Stock
From
Get Price
Eaton
30
600
HFDDC4035L
HFDDC4035L
Limited Stock
From
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Eaton
35
600
HFDDC4035W
HFDDC4035W
Limited Stock
From
Get Price
Eaton
35
600
HFDDC4040W
HFDDC4040W
Limited Stock
From
Get Price
Eaton
40
600
HFDDC4045L
HFDDC4045L
Limited Stock
From
Get Price
Eaton
45
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.