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
FGA240156
FGA240156
Limited Stock
From
Get Price
Schneider Electric
15
480
FGA24020
FGA24020
Limited Stock
From
Get Price
Square D
20
480
FGA240203
FGA240203
Limited Stock
From
Get Price
Square D
20
480
FGA240205
FGA240205
Limited Stock
From
Get Price
Square D
20
480
FGA240206
FGA240206
Limited Stock
From
Get Price
Schneider Electric
20
480
FGA24025
FGA24025
Limited Stock
From
Get Price
Schneider Electric
25
480
FGA240251
FGA240251
Limited Stock
From
Get Price
Schneider Electric
25
480
FGA240252
FGA240252
Limited Stock
From
Get Price
Square D
25
480
FGA240253
FGA240253
Limited Stock
From
Get Price
Schneider Electric
25
480
FGA240255
FGA240255
Limited Stock
From
Get Price
Square D
25
480
FGA240256
FGA240256
Limited Stock
From
Get Price
Square D
25
480
FGA24030
FGA24030
Limited Stock
From
Get Price
Schneider Electric
30
480
FGA240303
FGA240303
Limited Stock
From
Get Price
Schneider Electric
30
480
FGA240305
FGA240305
Limited Stock
From
Get Price
Schneider Electric
30
480
FGA240306
FGA240306
Limited Stock
From
Get Price
Square D
30
480
FGA24035
FGA24035
Limited Stock
From
Get Price
Square D
35
480
FGA240351
FGA240351
Limited Stock
From
Get Price
Schneider Electric
35
480
FGA240352
FGA240352
Limited Stock
From
Get Price
Schneider Electric
35
480
FGA240353
FGA240353
Limited Stock
From
Get Price
Square D
35
480
FGA240354
FGA240354
Limited Stock
From
Get Price
Square D
35
480
FGA240355
FGA240355
Limited Stock
From
Get Price
Square D
35
480
FGA240356
FGA240356
Limited Stock
From
Get Price
Square D
35
480
FGA24040
FGA24040
Limited Stock
From
Get Price
Square D
40
480
FGA240403
FGA240403
Limited Stock
From
Get Price
Schneider Electric
40
480
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.