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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
FD3040LA04
FD3040LA04
In Stock
From
$405.56
Eaton
FD3050A01N07
FD3050A01N07
In Stock
From
$1,333.29
Eaton
FD3080A14
FD3080A14
In Stock
From
$443.19
Eaton
FD3100LW02
FD3100LW02
In Stock
From
$1,324.80
Eaton
FD3200LW02
FD3200LW02
In Stock
From
$3,951.12
Eaton
FD3225D19Z05
FD3225D19Z05
In Stock
From
$613.82
Eaton
FD4100KL
FD4100KL
In Stock
From
$2,242.77
Eaton
FDB3060LM04
FDB3060LM04
In Stock
From
$1,032.60
Eaton
FDB3100LA02
FDB3100LA02
In Stock
From
$1,668.25
Eaton
FI-3080L
FI-3080L
In Stock
From
$538.61
Eaton
FI-40/2/003
FI-40/2/003
In Stock
From
$481.47
Eaton
FI-40/4/01-U
FI-40/4/01-U
Limited Stock
From
Get Price
Eaton
FRCMM-25/2/003-A-NA
FRCMM-25/2/003-A-NA
In Stock
From
$1,190.91
Eaton
GBH1100-1P
GBH1100-1P
In Stock
From
$149.88
Eaton
GD2030C
GD2030C
In Stock
From
$413.09
Eaton
GD3040C
GD3040C
In Stock
From
$674.50
Eaton
GEE1020FFG
GEE1020FFG
Limited Stock
From
Get Price
Eaton
GH2-B9B8-40-20
GH2-B9B8-40-20
In Stock
From
$427.00
Eaton
GH3--G3-U-0030-01B
GH3--G3-U-0030-01B
In Stock
From
$202.45
Eaton
GH3-G3-AB-0040-02H
GH3-G3-AB-0040-02H
In Stock
From
$316.39
Eaton
GH3-G3-U-0060-B1
GH3-G3-U-0060-B1
In Stock
From
$220.45
Eaton
GH3-Z14-3
GH3-Z14-3
In Stock
From
$609.26
Eaton
GH3030
GH3030
In Stock
From
$23.02
Eaton
GHG-6122103R2089
GHG-6122103R2089
In Stock
From
$133.76
Eaton
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.