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
QCF2020HT
QCF2020HT
Limited Stock
From
Get Price
Eaton
20
240
QCHW2015H
QCHW2015H
Limited Stock
From
Get Price
Cutler Hammer
15
240
QCHW2020H
QCHW2020H
Limited Stock
From
Get Price
Cutler Hammer
20
240
QCHW2025H
QCHW2025H
Limited Stock
From
Get Price
Cutler Hammer
25
240
QCHW2030H
QCHW2030H
Limited Stock
From
Get Price
Cutler Hammer
30
240
QCHW2040H
QCHW2040H
Limited Stock
From
Get Price
Cutler Hammer
40
240
QCHW2050
QCHW2050
Limited Stock
From
Get Price
Cutler Hammer
50
240
QCHW2050H
QCHW2050H
Limited Stock
From
Get Price
Cutler Hammer
50
240
QCHW2055
QCHW2055
Limited Stock
From
Get Price
Cutler Hammer
55
240
QCHW2055H
QCHW2055H
Limited Stock
From
Get Price
Cutler Hammer
55
240
QCHW2060
QCHW2060
Limited Stock
From
Get Price
Cutler Hammer
60
240
QCHW2060H
QCHW2060H
Limited Stock
From
Get Price
Cutler Hammer
60
240
QCHW2070H
QCHW2070H
Limited Stock
From
Get Price
Cutler Hammer
70
240
QCHW2080
QCHW2080
Limited Stock
From
Get Price
Cutler Hammer
80
240
QCHW2080H
QCHW2080H
Limited Stock
From
Get Price
Cutler Hammer
80
240
QCHW2090H
QCHW2090H
Limited Stock
From
Get Price
Cutler Hammer
90
240
QCHW2100H
QCHW2100H
Limited Stock
From
Get Price
Cutler Hammer
100
240
QCHW3015H
QCHW3015H
Limited Stock
From
Get Price
Cutler Hammer
15
240
QCHW3020H
QCHW3020H
Limited Stock
From
Get Price
Cutler Hammer
20
240
QCHW3025H
QCHW3025H
Limited Stock
From
Get Price
Cutler Hammer
25
240
QCHW3035H
QCHW3035H
Limited Stock
From
Get Price
Cutler Hammer
35
240
QCHW3080H
QCHW3080H
Limited Stock
From
Get Price
Cutler Hammer
80
240
QCHW3090H
QCHW3090H
Limited Stock
From
Get Price
Cutler Hammer
90
240
QHCX1015
QHCX1015
Limited Stock
From
Get Price
Cutler Hammer
15
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.