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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
JGD36250U43X
JGD36250U43X
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Schneider Electric
250
600
JGD36250U44X
JGD36250U44X
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Square D
250
600
JGD36250U53X
JGD36250U53X
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Schneider Electric
250
600
JGD36250U54X
JGD36250U54X
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Schneider Electric
250
600
JGL26000S17
JGL26000S17
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Square D
175
600
JGL26175C
JGL26175C
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Square D
175
600
JGL26200C
JGL26200C
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Schneider Electric
200
600
JGL26225C
JGL26225C
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Schneider Electric
225
600
JGL26250C
JGL26250C
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Schneider Electric
250
600
JGL36000S25AA
JGL36000S25AA
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Schneider Electric
250
600
JGL36150AA
JGL36150AA
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Schneider Electric
150
600
JGL36150AASA
JGL36150AASA
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Square D
150
600
JGL36150SA
JGL36150SA
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Schneider Electric
150
600
JGL36175AASA
JGL36175AASA
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Schneider Electric
175
600
JGL36200AASA
JGL36200AASA
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Square D
200
600
JGL36225AASA
JGL36225AASA
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Square D
225
600
JGL36250CU53X
JGL36250CU53X
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Square D
250
600
JGL36250CU54X
JGL36250CU54X
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Schneider Electric
250
600
JGL36250M58X
JGL36250M58X
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Square D
250
600
JGL36250TU31X
JGL36250TU31X
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Square D
250
600
JGL36250TU33X
JGL36250TU33X
Limited Stock
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Square D
250
600
JGL36250TU43X
JGL36250TU43X
Limited Stock
From
Get Price
Schneider Electric
250
600
JGL36250TU44X
JGL36250TU44X
Limited Stock
From
Get Price
Schneider Electric
250
600
JGL36250TU53X
JGL36250TU53X
Limited Stock
From
Get Price
Schneider Electric
250
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.