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
QCD2010
QCD2010
Limited Stock
From
Get Price
Cutler Hammer
10
240
QCD2015
QCD2015
Limited Stock
From
Get Price
Cutler Hammer
15
240
QCD2015H
QCD2015H
Limited Stock
From
Get Price
Cutler Hammer
15
240
QCD2020H
QCD2020H
Limited Stock
From
Get Price
Cutler Hammer
20
240
QCD2025
QCD2025
Limited Stock
From
Get Price
Cutler Hammer
25
240
QCD2025H
QCD2025H
Limited Stock
From
Get Price
Cutler Hammer
25
240
QCD2030H
QCD2030H
Limited Stock
From
Get Price
Cutler Hammer
30
240
QCD2035
QCD2035
Limited Stock
From
Get Price
Cutler Hammer
35
240
QCD2035H
QCD2035H
Limited Stock
From
Get Price
Cutler Hammer
35
240
QCD2040
QCD2040
Limited Stock
From
Get Price
Cutler Hammer
40
240
QCD2040H
QCD2040H
Limited Stock
From
Get Price
Cutler Hammer
40
240
QCD2045
QCD2045
Limited Stock
From
Get Price
Cutler Hammer
45
240
QCD2045H
QCD2045H
Limited Stock
From
Get Price
Cutler Hammer
45
240
QCD2050
QCD2050
Limited Stock
From
Get Price
Cutler Hammer
50
240
QCD2050H
QCD2050H
Limited Stock
From
Get Price
Cutler Hammer
50
240
QCD2055
QCD2055
Limited Stock
From
Get Price
Cutler Hammer
55
240
QCD2055H
QCD2055H
Limited Stock
From
Get Price
Cutler Hammer
55
240
QCD2060H
QCD2060H
Limited Stock
From
Get Price
Cutler Hammer
60
240
QCD2070H
QCD2070H
Limited Stock
From
Get Price
Cutler Hammer
70
240
QCD2080
QCD2080
Limited Stock
From
Get Price
Cutler Hammer
80
240
QCD2080H
QCD2080H
Limited Stock
From
Get Price
Cutler Hammer
80
240
QCD2090
QCD2090
Limited Stock
From
Get Price
Cutler Hammer
90
240
QCD2090H
QCD2090H
Limited Stock
From
Get Price
Cutler Hammer
90
240
QCD2100
QCD2100
Limited Stock
From
Get Price
Cutler Hammer
100
240
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.