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
G101C03
G101C03
Limited Stock
From
Get Price
General Electric
3
415
G101C20
G101C20
Limited Stock
From
Get Price
General Electric
20
415
G101C25
G101C25
Limited Stock
From
Get Price
General Electric
25
415
G101C32
G101C32
Limited Stock
From
Get Price
General Electric
32
415
G101C40
G101C40
Limited Stock
From
Get Price
General Electric
40
415
G101C50
G101C50
Limited Stock
From
Get Price
General Electric
50
415
G101C63
G101C63
Limited Stock
From
Get Price
General Electric
63
415
G101D01
G101D01
Limited Stock
From
Get Price
General Electric
1
415
G101D02
G101D02
Limited Stock
From
Get Price
General Electric
2
415
G101D03
G101D03
Limited Stock
From
Get Price
General Electric
3
415
G101D04
G101D04
Limited Stock
From
Get Price
General Electric
4
415
G101D10
G101D10
Limited Stock
From
Get Price
General Electric
10
415
G101D13
G101D13
Limited Stock
From
Get Price
General Electric
13
415
G101D16
G101D16
Limited Stock
From
Get Price
General Electric
16
415
G101D25
G101D25
Limited Stock
From
Get Price
General Electric
25
415
G101D40
G101D40
Limited Stock
From
Get Price
General Electric
40
415
G101D50
G101D50
Limited Stock
From
Get Price
General Electric
50
415
G101D63
G101D63
Limited Stock
From
Get Price
General Electric
63
415
G102B16
G102B16
Limited Stock
From
Get Price
General Electric
16
415
G102C02
G102C02
In Stock
From
$18.71
General Electric
2
415
G102C06
G102C06
Limited Stock
From
Get Price
General Electric
6
415
G102C13
G102C13
Limited Stock
From
Get Price
General Electric
13
415
G102C20
G102C20
In Stock
From
$18.29
General Electric
20
415
G102C25
G102C25
Limited Stock
From
Get Price
General Electric
25
415
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.