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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
S223-K 0,75
S223-K 0,75
Limited Stock
From
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ABB
S223-K10
S223-K10
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From
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ABB
S223-K2
S223-K2
Limited Stock
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ABB
S223-K3
S223-K3
In Stock
From
$125.32
ABB
S223-K6
S223-K6
In Stock
From
$111.39
ABB
S241NA-2P-15A
S241NA-2P-15A
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From
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ABB
S242 C6
S242 C6
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ABB
S251-B10
S251-B10
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ABB
S251-NA-L6
S251-NA-L6
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ABB
S252-2P-10A
S252-2P-10A
In Stock
From
$17.64
ABB
S252-2P-5A
S252-2P-5A
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ABB
S252-C2
S252-C2
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ABB
S252-C4
S252-C4
In Stock
From
$36.79
ABB
S252-D10
S252-D10
In Stock
From
$9.36
ABB
S252-L10
S252-L10
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ABB
S252-L16
S252-L16
In Stock
From
$6.10
ABB
S253-C6
S253-C6
In Stock
From
$21.42
ABB
S253NA-4P-10A
S253NA-4P-10A
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ABB
S253NA-4P-5A
S253NA-4P-5A
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ABB
S261-B13
S261-B13
In Stock
From
$11.95
ABB
S261-C0.5
S261-C0.5
In Stock
From
$30.34
ABB
S261-C25
S261-C25
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ABB
S261-C3
S261-C3
In Stock
From
$28.55
ABB
S261-C32
S261-C32
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ABB
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.