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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
FAP12050V
FAP12050V
In Stock
From
$100.02
Square D
50
120
FAP12060V
FAP12060V
In Stock
From
$52.66
Square D
60
120
FAP14015V
FAP14015V
In Stock
From
$126.52
Square D
15
277
FAP14020V
FAP14020V
In Stock
From
$91.25
Square D
20
277
FAP14025V
FAP14025V
In Stock
From
$106.27
Square D
25
277
FAP14030V
FAP14030V
In Stock
From
$126.02
Square D
30
277
FAP14035V
FAP14035V
In Stock
From
$309.29
Square D
35
277
FAP14040V
FAP14040V
In Stock
From
$130.40
Square D
40
277
FAP14045V
FAP14045V
In Stock
From
$122.33
Square D
45
277
FAP14050V
FAP14050V
In Stock
From
$113.59
Square D
50
277
FAP14060V
FAP14060V
In Stock
From
$129.11
Square D
60
277
FAP14070
FAP14070
In Stock
From
$123.01
Square D
70
277
FAP14070V
FAP14070V
In Stock
From
$123.01
Square D
70
277
FAP14080
FAP14080
In Stock
From
$109.13
Square D
80
277
FAP14080V
FAP14080V
In Stock
From
$109.13
Square D
80
277
FAP14090
FAP14090
In Stock
From
$150.14
Square D
90
277
FAP14090V
FAP14090V
In Stock
From
$150.14
Square D
90
277
FAP14100
FAP14100
In Stock
From
$51.26
Square D
100
277
FAP14100V
FAP14100V
In Stock
From
$146.80
Square D
100
277
FAP16015V
FAP16015V
In Stock
From
$126.52
Square D
15
277
FAP16070
FAP16070
In Stock
From
$123.01
Square D
70
277
FAP16080
FAP16080
In Stock
From
$109.13
Square D
80
277
FAP16090
FAP16090
In Stock
From
$105.19
Square D
90
277
FAP16100
FAP16100
In Stock
From
$102.89
Square D
100
277
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.