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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
M9U11250
M9U11250
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Schneider Electric
-
-
M9V14363
M9V14363
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Schneider Electric
-
-
MG24924
MG24924
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Schneider Electric
-
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NBGF-215
NBGF-215
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Schneider Electric
-
-
NE-3910
NE-3910
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Schneider Electric
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-
NW20HDC-C
NW20HDC-C
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Schneider Electric
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QDL22200LU
QDL22200LU
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Schneider Electric
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QO215CAFIC
QO215CAFIC
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Schneider Electric
-
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QOB330EPD5237
QOB330EPD5237
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Schneider Electric
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QOUR110
QOUR110
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Schneider Electric
-
-
X13450313-01
X13450313-01
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Schneider Electric
-
-
A9D05610
A9D05610
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Schneider Electric
-
-
A9D05820
A9D05820
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Schneider Electric
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-
A9D14816
A9D14816
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Schneider Electric
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-
A9D19232
A9D19232
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Schneider Electric
-
-
CHOMT2015
CHOMT2015
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Schneider Electric
20
120
FA22020AC1202
FA22020AC1202
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Schneider Electric
-
-
JRD36150
JRD36150
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Square D
150
600
JRD36150C
JRD36150C
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Square D
150
600
JRD36175
JRD36175
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Schneider Electric
175
600
JRD36175C
JRD36175C
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Schneider Electric
175
600
JRD36200
JRD36200
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Schneider Electric
200
600
JRD36200C
JRD36200C
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From
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Square D
200
600
JRD36225
JRD36225
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From
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Square D
225
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.