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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
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Manufacturer
0627041263
0627041263
In Stock
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$23.23
LS Electric
0627041363
0627041363
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$23.23
LS Electric
0627041463
0627041463
In Stock
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$23.23
LS Electric
0627041563
0627041563
In Stock
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$23.23
LS Electric
0627041663
0627041663
In Stock
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$22.22
LS Electric
0627041763
0627041763
In Stock
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$26.26
LS Electric
0627042763
0627042763
In Stock
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$23.23
LS Electric
0627045363
0627045363
In Stock
From
$48.48
LS Electric
0627045463
0627045463
In Stock
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$48.48
LS Electric
0627045563
0627045563
In Stock
From
$54.54
LS Electric
0627045663
0627045663
In Stock
From
$54.54
LS Electric
0627046663
0627046663
In Stock
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$48.48
LS Electric
0627046763
0627046763
In Stock
From
$48.48
LS Electric
0627046963
0627046963
In Stock
From
$54.54
LS Electric
0627048363
0627048363
In Stock
From
$48.48
LS Electric
0627048463
0627048463
In Stock
From
$48.48
LS Electric
0627048563
0627048563
In Stock
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$48.48
LS Electric
0627048663
0627048663
In Stock
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$48.48
LS Electric
0627048763
0627048763
In Stock
From
$48.48
LS Electric
0627048863
0627048863
In Stock
From
$48.48
LS Electric
0627048963
0627048963
In Stock
From
$48.48
LS Electric
0627049063
0627049063
In Stock
From
$48.48
LS Electric
0627049163
0627049163
In Stock
From
$48.48
LS Electric
0627049263
0627049263
In Stock
From
$48.48
LS 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.