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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
FAP34040TF
FAP34040TF
In Stock
From
$672.53
Square D
40
480
FAP34040V
FAP34040V
In Stock
From
$222.56
Square D
40
480
FAP34045
FAP34045
In Stock
From
$513.89
Square D
45
480
FAP34045V
FAP34045V
In Stock
From
$513.89
Square D
45
480
FAP34050TF
FAP34050TF
In Stock
From
$107.28
Square D
50
480
FAP34050V
FAP34050V
In Stock
From
$203.75
Square D
50
480
FAP34060
FAP34060
In Stock
From
$171.32
Square D
60
480
FAP34060TF
FAP34060TF
In Stock
From
$241.60
Square D
60
480
FAP34060V
FAP34060V
In Stock
From
$617.44
Square D
60
480
FAP34070
FAP34070
In Stock
From
$389.87
Square D
70
480
FAP34070TF
FAP34070TF
In Stock
From
$221.62
Square D
70
480
FAP34070V
FAP34070V
In Stock
From
$648.88
Square D
70
480
FAP34080TF
FAP34080TF
In Stock
From
$320.74
Square D
80
480
FAP34080V
FAP34080V
In Stock
From
$320.74
Square D
80
480
FAP34090
FAP34090
In Stock
From
$401.05
Square D
90
480
FAP34090TF
FAP34090TF
In Stock
From
$249.77
Square D
90
480
FAP34090V
FAP34090V
In Stock
From
$249.77
Square D
90
480
FAP34100TF
FAP34100TF
In Stock
From
$156.98
Square D
100
480
FAP34100V
FAP34100V
In Stock
From
$284.48
Square D
100
480
FAP36015
FAP36015
In Stock
From
$377.12
Square D
15
600
FAP36015-BLACK
FAP36015-BLACK
In Stock
From
$62.50
Square D
15
600
FAP36015TF
FAP36015TF
In Stock
From
$436.67
Square D
15
600
FAP36015V
FAP36015V
In Stock
From
$627.67
Square D
15
600
FAP36020TF
FAP36020TF
In Stock
From
$237.50
Square D
20
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.