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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
FD3020
FD3020
In Stock
From
$309.07
Eaton
20
600
FD3025
FD3025
In Stock
From
$495.19
Eaton
25
600
FD3030
FD3030
In Stock
From
$325.32
Eaton
30
600
FD3030L
FD3030L
In Stock
From
$459.60
Eaton
30
600
FD3035
FD3035
In Stock
From
$495.19
Eaton
35
600
FD3040
FD3040
In Stock
From
$279.11
Eaton
40
600
FD3045
FD3045
In Stock
From
$696.91
Eaton
45
600
FD3060
FD3060
In Stock
From
$480.16
Eaton
60
600
FD3060L
FD3060L
In Stock
From
$896.29
Eaton
60
600
FD3070
FD3070
In Stock
From
$410.34
Eaton
70
600
FD3080L
FD3080L
In Stock
From
$1,198.15
Eaton
80
600
FD3090
FD3090
In Stock
From
$468.63
Eaton
90
600
FD3090L
FD3090L
In Stock
From
$406.15
Eaton
90
600
FD3100
FD3100
In Stock
From
$367.49
Eaton
100
600
FD3100L
FD3100L
In Stock
From
$642.19
Eaton
100
600
FD3125
FD3125
In Stock
From
$833.00
Eaton
125
600
FD3125L
FD3125L
In Stock
From
$862.94
Eaton
125
600
FD3150
FD3150
In Stock
From
$1,112.86
Eaton
150
600
FD3175
FD3175
In Stock
From
$1,489.03
Eaton
175
600
FD3175L
FD3175L
In Stock
From
$768.84
Eaton
175
600
FD3200
FD3200
In Stock
From
$748.35
Eaton
200
600
FD3200L
FD3200L
In Stock
From
$2,021.48
Eaton
200
600
FD3225
FD3225
In Stock
From
$514.34
Eaton
225
600
FDC3015
FDC3015
In Stock
From
$913.25
Eaton
15
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.