1. Home / 
  2. All Categories / 
  3. Circuit Breaker / 
  4. Molded Case Circuit Breaker

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
FDA240803
FDA240803
In Stock
From
$408.97
Schneider Electric
80
480
FDA240804
FDA240804
In Stock
From
$408.97
Schneider Electric
80
480
FDA240805
FDA240805
In Stock
From
$412.56
Square D
80
480
FDA240806
FDA240806
In Stock
From
$408.97
Schneider Electric
80
480
FDA240901
FDA240901
In Stock
From
$413.17
Square D
90
480
FDA240903
FDA240903
In Stock
From
$413.17
Square D
90
480
FDA240904
FDA240904
In Stock
From
$337.05
Square D
90
480
FDA240905
FDA240905
In Stock
From
$413.17
Square D
90
480
FDA240906
FDA240906
In Stock
From
$413.17
Square D
90
480
FDA241003
FDA241003
In Stock
From
$259.62
Square D
100
480
FDA241005
FDA241005
In Stock
From
$259.62
Square D
100
480
FDA241006
FDA241006
In Stock
From
$259.62
Square D
100
480
HDA261252AA
HDA261252AA
In Stock
From
$973.26
Schneider Electric
-
-
HJA36150M74
HJA36150M74
In Stock
From
$2,973.09
Schneider Electric
-
-
HOM235GFI
HOM235GFI
In Stock
From
$160.05
Square D
-
-
HOMT220220
HOMT220220
In Stock
From
$71.03
Schneider Electric
-
240
HOMT220225
HOMT220225
In Stock
From
$105.42
Schneider Electric
-
240
HOMT220230
HOMT220230
In Stock
From
$65.25
Schneider Electric
-
240
HOMT220250
HOMT220250
In Stock
From
$76.32
Square D
50
240
HOMT225225
HOMT225225
In Stock
From
$117.73
Square D
-
240
HOMT225230
HOMT225230
In Stock
From
$97.97
Square D
-
240
HOMT225240
HOMT225240
In Stock
From
$101.82
Square D
-
240
HOMT225250
HOMT225250
In Stock
From
$108.17
Square D
-
240
IK362001021
IK362001021
In Stock
From
$1,054.65
Square D
200
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.