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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
HFD2070V
HFD2070V
Limited Stock
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Westinghouse
70
600
HFD2080V
HFD2080V
Limited Stock
From
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Eaton
80
600
HFD2090V
HFD2090V
Limited Stock
From
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Cutler Hammer
90
600
HFD2100V
HFD2100V
Limited Stock
From
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Westinghouse
100
600
HFD2110V
HFD2110V
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Eaton
110
600
HFD2110VL
HFD2110VL
Limited Stock
From
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Eaton
110
600
HFD2175V
HFD2175V
Limited Stock
From
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Westinghouse
175
600
HFD2175VL
HFD2175VL
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From
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Eaton
175
600
HFD2200V
HFD2200V
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From
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Eaton
200
600
HFD2200VL
HFD2200VL
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From
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Westinghouse
200
600
HFD2225V
HFD2225V
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From
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Eaton
225
600
HFD2225VL
HFD2225VL
Limited Stock
From
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Eaton
225
600
HKB2070V
HKB2070V
Limited Stock
From
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Westinghouse
70
600
HKB2090V
HKB2090V
Limited Stock
From
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Westinghouse
90
600
HKB2100V
HKB2100V
Limited Stock
From
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Cutler Hammer
100
600
HKB2125V
HKB2125V
Limited Stock
From
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Cutler Hammer
125
600
HKB2150V
HKB2150V
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From
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Westinghouse
150
600
HKB2175V
HKB2175V
Limited Stock
From
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Westinghouse
175
600
HKB2200V
HKB2200V
Limited Stock
From
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Westinghouse
200
600
HKB2225V
HKB2225V
Limited Stock
From
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Cutler Hammer
225
600
HKB2250V
HKB2250V
Limited Stock
From
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Westinghouse
250
600
HKB3070V
HKB3070V
Limited Stock
From
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Westinghouse
70
600
HKB3090V
HKB3090V
Limited Stock
From
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Cutler Hammer
90
600
HKB3100V
HKB3100V
Limited Stock
From
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Westinghouse
100
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.