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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
SC1624M100S
SC1624M100S
In Stock
From
$429.40
Schneider Electric
SC2040M200PS
SC2040M200PS
In Stock
From
$1,397.81
Schneider Electric
SLA3000M
SLA3000M
Limited Stock
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Schneider Electric
SLAL32501021
SLAL32501021
Limited Stock
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Schneider Electric
X13450313-01
X13450313-01
In Stock
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$57.17
Schneider Electric
A9D05806
A9D05806
Limited Stock
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Schneider Electric
A9D05816
A9D05816
Limited Stock
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Schneider Electric
A9D05820
A9D05820
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Schneider Electric
A9D05825
A9D05825
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Schneider Electric
A9D11825
A9D11825
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Schneider Electric
A9D11832
A9D11832
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Schneider Electric
A9D11845
A9D11845
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Schneider Electric
A9D19820
A9D19820
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Schneider Electric
A9D19832
A9D19832
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Schneider Electric
A9D31616
A9D31616
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Schneider Electric
A9D31732
A9D31732
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Schneider Electric
A9D31810
A9D31810
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Schneider Electric
A9D31816
A9D31816
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Schneider Electric
A9D31820
A9D31820
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Schneider Electric
A9D31825
A9D31825
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Schneider Electric
A9D31832
A9D31832
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Schneider Electric
A9D31840
A9D31840
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Schneider Electric
A9D32606
A9D32606
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Schneider Electric
A9D34606
A9D34606
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Schneider Electric
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.