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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
EGB34030NOLH
EGB34030NOLH
Limited Stock
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Schneider Electric
30
480
EGB34030SALH
EGB34030SALH
Limited Stock
From
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Square D
30
480
EGB36015LH
EGB36015LH
Limited Stock
From
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Square D
15
600
EGB36015SALH
EGB36015SALH
Limited Stock
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Schneider Electric
15
600
EGB36020LH
EGB36020LH
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From
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Square D
20
600
EGB36020SALH
EGB36020SALH
Limited Stock
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Schneider Electric
20
600
EGB36025LH
EGB36025LH
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Schneider Electric
25
600
EGB36025SALH
EGB36025SALH
Limited Stock
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Square D
25
600
EGB36030LH
EGB36030LH
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Square D
30
600
EGB36030SALH
EGB36030SALH
Limited Stock
From
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Square D
30
600
EJB14020EPDBA
EJB14020EPDBA
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Schneider Electric
20
277
EJB14025EPDBA
EJB14025EPDBA
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Square D
25
277
EJB14050EPDBA
EJB14050EPDBA
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Square D
50
277
EJB34015AABALH
EJB34015AABALH
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Square D
15
480
EJB34015AABASALH
EJB34015AABASALH
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From
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Schneider Electric
15
480
EJB34020AABALH
EJB34020AABALH
Limited Stock
From
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Schneider Electric
20
480
EJB34020AABASALH
EJB34020AABASALH
Limited Stock
From
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Schneider Electric
20
480
EJB34020SALH
EJB34020SALH
Limited Stock
From
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Square D
20
480
EJB34025AABALH
EJB34025AABALH
Limited Stock
From
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Schneider Electric
25
480
EJB34025AABASALH
EJB34025AABASALH
Limited Stock
From
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Schneider Electric
25
480
EJB34025LH
EJB34025LH
Limited Stock
From
Get Price
Schneider Electric
25
480
EJB34025SALH
EJB34025SALH
Limited Stock
From
Get Price
Schneider Electric
25
480
EJB34030AABALH
EJB34030AABALH
Limited Stock
From
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Square D
30
480
EJB34030AABASALH
EJB34030AABASALH
Limited Stock
From
Get Price
Schneider Electric
30
480
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.