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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
36530
36530
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Schneider Electric
400
600
36531
36531
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Merlin Gerin
400
600
36532
36532
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Merlin Gerin
400
600
36540
36540
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Schneider Electric
600
600
36541
36541
Limited Stock
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Merlin Gerin
600
600
36542
36542
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Schneider Electric
600
600
36811
36811
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Merlin Gerin
150
600
36820
36820
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Schneider Electric
250
600
36821
36821
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Schneider Electric
250
600
36830
36830
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From
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Merlin Gerin
400
600
36831
36831
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From
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Merlin Gerin
400
600
36832
36832
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From
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Merlin Gerin
400
600
36840
36840
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Merlin Gerin
600
600
36841
36841
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Merlin Gerin
600
600
36842
36842
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Merlin Gerin
600
600
36927
36927
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Merlin Gerin
400
600
BDA140353
BDA140353
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Schneider Electric
35
480
BDA140355
BDA140355
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Schneider Electric
35
480
BDA140453
BDA140453
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Schneider Electric
45
480
BDA141253
BDA141253
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Square D
125
480
BGA260801
BGA260801
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Square D
80
600
BGA34080YSA
BGA34080YSA
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Schneider Electric
80
480
BGL26070
BGL26070
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Schneider Electric
70
600
BGL26090
BGL26090
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Schneider Electric
90
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.