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
EGB24045
EGB24045
In Stock
From
$222.15
Schneider Electric
45
480
EGB24050
EGB24050
In Stock
From
$280.71
Schneider Electric
50
480
EGB24050SA
EGB24050SA
In Stock
From
$654.55
Square D
50
480
EGB24060
EGB24060
In Stock
From
$285.04
Square D
60
480
EGB24070
EGB24070
In Stock
From
$425.12
Square D
70
480
EGB24090
EGB24090
In Stock
From
$174.99
Square D
90
480
EGB26060
EGB26060
In Stock
From
$848.31
Square D
60
480
EGB26100
EGB26100
In Stock
From
$145.58
Square D
100
480
EGB34030SA
EGB34030SA
In Stock
From
$766.85
Schneider Electric
30
480
EGB34050SA
EGB34050SA
In Stock
From
$1,298.32
Square D
50
480
EGB34070SA
EGB34070SA
In Stock
From
$1,324.17
Square D
70
480
EGB34125SA
EGB34125SA
In Stock
From
$1,286.10
Square D
125
480
EGB36015
EGB36015
In Stock
From
$814.11
Square D
15
480
EGB36020
EGB36020
In Stock
From
$692.72
Schneider Electric
20
480
EGB36025
EGB36025
In Stock
From
$748.97
Square D
25
480
EGB36030
EGB36030
In Stock
From
$848.03
Square D
30
480
EHB1020
EHB1020
In Stock
From
$29.37
Cutler Hammer
20
277
EHB1030
EHB1030
In Stock
From
$119.87
Cutler Hammer
30
277
EHB1080
EHB1080
In Stock
From
$88.59
Cutler Hammer
80
277
EHD1015
EHD1015
In Stock
From
$154.29
Eaton
15
277
EHD1015V
EHD1015V
In Stock
From
$312.19
Cutler Hammer
15
277
EHD1025
EHD1025
In Stock
From
$235.61
Eaton
25
277
EHD1035
EHD1035
In Stock
From
$223.57
Cutler Hammer
35
277
EHD1050
EHD1050
In Stock
From
$130.68
Eaton
50
277
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.