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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
0628031663
0628031663
In Stock
From
$35.35
LS Electric
0628031763
0628031763
In Stock
From
$42.42
LS Electric
0628031863
0628031863
In Stock
From
$42.42
LS Electric
0628032863
0628032863
In Stock
From
$35.35
LS Electric
0628033163
0628033163
In Stock
From
$42.42
LS Electric
0628035463
0628035463
In Stock
From
$77.77
LS Electric
0628035563
0628035563
In Stock
From
$77.77
LS Electric
0628035763
0628035763
In Stock
From
$102.01
LS Electric
0628036763
0628036763
In Stock
From
$77.77
LS Electric
0628036863
0628036863
In Stock
From
$77.77
LS Electric
0628038463
0628038463
In Stock
From
$77.77
LS Electric
0628038563
0628038563
In Stock
From
$77.77
LS Electric
0628038663
0628038663
In Stock
From
$77.77
LS Electric
0628038763
0628038763
In Stock
From
$77.77
LS Electric
0628038863
0628038863
In Stock
From
$77.77
LS Electric
0628039063
0628039063
In Stock
From
$77.77
LS Electric
0628039163
0628039163
In Stock
From
$77.77
LS Electric
0628039263
0628039263
In Stock
From
$77.77
LS Electric
0628039363
0628039363
In Stock
From
$77.77
LS Electric
0628039463
0628039463
In Stock
From
$77.77
LS Electric
0628039563
0628039563
In Stock
From
$77.77
LS Electric
0628039663
0628039663
In Stock
From
$77.77
LS Electric
0628039763
0628039763
In Stock
From
$77.77
LS Electric
0628045563
0628045563
In Stock
From
$77.77
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.