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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
FGA240202
FGA240202
In Stock
From
$317.43
Schneider Electric
20
480
FGA240204
FGA240204
In Stock
From
$16.53
Square D
20
480
FGA240254
FGA240254
In Stock
From
$274.86
Square D
25
480
FGA240301
FGA240301
In Stock
From
$213.64
Schneider Electric
30
480
FGA240302
FGA240302
In Stock
From
$333.44
Schneider Electric
30
480
FGA240304
FGA240304
In Stock
From
$653.33
Square D
30
480
FGA240401
FGA240401
In Stock
From
$653.33
Schneider Electric
40
480
FGA240602
FGA240602
In Stock
From
$292.19
Square D
60
480
FGA240701
FGA240701
In Stock
From
$491.87
Square D
70
480
FGA34020
FGA34020
In Stock
From
$631.60
Schneider Electric
20
480
FGA34050
FGA34050
In Stock
From
$604.06
Square D
50
480
FGA34080
FGA34080
In Stock
From
$1,182.04
Square D
80
480
FGN36KA0400R2
FGN36KA0400R2
In Stock
From
$1,412.79
General Electric
400
600
FGN36KA0600R2
FGN36KA0600R2
In Stock
From
$1,420.00
General Electric
600
600
FH26015
FH26015
In Stock
From
$446.59
Square D
15
600
FH26015AC
FH26015AC
In Stock
From
$829.89
Square D
15
600
FH26015BC
FH26015BC
In Stock
From
$877.67
Square D
15
600
FH26020
FH26020
In Stock
From
$383.84
Square D
20
600
FH26020BC
FH26020BC
In Stock
From
$243.60
Square D
20
600
FH26025AB
FH26025AB
In Stock
From
$341.58
Square D
25
600
FH26030AB
FH26030AB
In Stock
From
$207.10
Square D
30
600
FH26030AC
FH26030AC
In Stock
From
$332.38
Square D
30
600
FH26030BC
FH26030BC
In Stock
From
$315.49
Square D
30
600
FH26035AC
FH26035AC
In Stock
From
$378.46
Square D
35
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.