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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.
SORT BY
Part Number
PRICE
Manufacturer
Amperage
Voltage
FAL3603015M1212
FAL3603015M1212
In Stock
From
$608.05
Square D
30
600
FAL360302100
FAL360302100
In Stock
From
$1,179.92
Square D
30
600
FAL36030G
FAL36030G
In Stock
From
$608.05
Square D
30
600
FAL36035
FAL36035
In Stock
From
$550.42
Square D
35
600
FAL360351021
FAL360351021
In Stock
From
$470.99
Square D
35
600
FAL360351212
FAL360351212
In Stock
From
$470.99
Square D
35
600
FAL36035G
FAL36035G
In Stock
From
$470.99
Square D
35
600
FAL36040
FAL36040
In Stock
From
$721.98
Square D
40
600
FAL360401021
FAL360401021
In Stock
From
$538.14
Square D
40
600
FAL360401121
FAL360401121
In Stock
From
$1,352.29
Square D
40
600
FAL360401212
FAL360401212
In Stock
From
$278.61
Square D
40
600
FAL360401380
FAL360401380
In Stock
From
$538.14
Square D
40
600
FAL36040G
FAL36040G
In Stock
From
$538.14
Square D
40
600
FAL36045
FAL36045
In Stock
From
$450.00
Square D
45
600
FAL360451021
FAL360451021
In Stock
From
$856.94
Square D
45
600
FAL360451027
FAL360451027
In Stock
From
$269.86
Square D
45
600
FAL36045G
FAL36045G
In Stock
From
$558.44
Square D
45
600
FAL36050-BLACK
FAL36050-BLACK
In Stock
From
$477.46
Square D
50
600
FAL360501021
FAL360501021
In Stock
From
$805.71
Square D
50
600
FAL360501212
FAL360501212
In Stock
From
$992.41
Square D
50
600
FAL3605014M
FAL3605014M
In Stock
From
$771.01
Square D
50
600
FAL360502100
FAL360502100
In Stock
From
$835.42
Square D
50
600
FAL36050G
FAL36050G
In Stock
From
$690.61
Square D
50
600
FAL360601021
FAL360601021
In Stock
From
$407.76
Square D
60
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.