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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
BAB2020B
BAB2020B
Limited Stock
From
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Eaton
20
277
BAB2020HS
BAB2020HS
Limited Stock
From
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Eaton
20
240
BAB2030HE
BAB2030HE
Limited Stock
From
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Eaton
30
415
BAB2030V
BAB2030V
Limited Stock
From
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Eaton
30
240
BAB2035V
BAB2035V
Limited Stock
From
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Eaton
35
240
BAB2040V
BAB2040V
Limited Stock
From
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Eaton
40
240
BAB2045H
BAB2045H
Limited Stock
From
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Eaton
45
240
BAB2045V
BAB2045V
Limited Stock
From
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Eaton
45
240
BAB2050N
BAB2050N
Limited Stock
From
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Eaton
50
240
BAB2050V
BAB2050V
Limited Stock
From
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Eaton
50
240
BAB2055V
BAB2055V
Limited Stock
From
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Eaton
55
240
BAB2060E
BAB2060E
Limited Stock
From
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Eaton
60
415
BAB2060N
BAB2060N
Limited Stock
From
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Eaton
60
240
BAB2070E
BAB2070E
Limited Stock
From
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Eaton
70
415
BAB2070HS
BAB2070HS
Limited Stock
From
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Eaton
70
240
BAB2070V
BAB2070V
Limited Stock
From
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Eaton
70
240
BAB2080H
BAB2080H
Limited Stock
From
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Eaton
80
240
BAB2080V
BAB2080V
Limited Stock
From
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Eaton
80
240
BAB2090V
BAB2090V
Limited Stock
From
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Eaton
90
240
BAB2100E
BAB2100E
Limited Stock
From
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Eaton
100
415
BAB2100V
BAB2100V
Limited Stock
From
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Cutler Hammer
100
240
BAB2125V
BAB2125V
Limited Stock
From
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Eaton
125
240
BAB3025HS1
BAB3025HS1
Limited Stock
From
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Eaton
25
240
BAB3040HS1
BAB3040HS1
Limited Stock
From
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Eaton
40
240
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.