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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
25867
25867
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Schneider Electric
4
440
BDA240502
BDA240502
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Schneider Electric
50
480
BDA34125
BDA34125
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Schneider Electric
125
480
BGA240204
BGA240204
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Schneider Electric
20
480
BGA240502
BGA240502
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Schneider Electric
50
480
BGA34090
BGA34090
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Schneider Electric
90
480
BGA34125
BGA34125
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Square D
125
480
BJA160903
BJA160903
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Square D
90
600
BJA340356
BJA340356
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Square D
35
480
BJA34050
BJA34050
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Square D
50
480
LRF36250U31X
LRF36250U31X
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Square D
250
600
LRF36400U31X
LRF36400U31X
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Square D
400
600
MG17448
MG17448
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Schneider Electric
35
240
MG17452
MG17452
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Schneider Electric
12
240
MG24478
MG24478
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Schneider Electric
3
240
MGN25080
MGN25080
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Schneider Electric
1
240
MGN25081
MGN25081
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Schneider Electric
2
240
MGN25082
MGN25082
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Schneider Electric
3
240
MGN25083
MGN25083
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Schneider Electric
4
240
MGN25084
MGN25084
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Schneider Electric
6
240
MGN25085
MGN25085
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Schneider Electric
10
240
MGN25086
MGN25086
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Schneider Electric
16
240
MGN25087
MGN25087
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Schneider Electric
20
240
MGN25088
MGN25088
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Schneider Electric
25
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.