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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
EJB26040
EJB26040
In Stock
From
$1,375.98
Square D
40
600
EJB26060
EJB26060
In Stock
From
$1,288.15
Schneider Electric
60
600
EJB26080
EJB26080
In Stock
From
$1,469.36
Square D
80
600
EJB26090
EJB26090
In Stock
From
$1,647.55
Square D
90
600
EJB34020SA
EJB34020SA
In Stock
From
$328.72
Square D
20
480
EJB34040SA
EJB34040SA
In Stock
From
$388.61
Square D
40
480
EJB34050SA
EJB34050SA
In Stock
From
$323.26
Schneider Electric
50
480
EJB34070SA
EJB34070SA
In Stock
From
$1,919.68
Square D
70
480
EJB34125SA
EJB34125SA
In Stock
From
$2,345.89
Square D
125
480
EJB36025
EJB36025
In Stock
From
$1,728.75
Square D
25
600
EJB36030
EJB36030
In Stock
From
$1,477.41
Square D
30
600
EJB36035
EJB36035
In Stock
From
$1,036.58
Schneider Electric
35
600
EJB36040
EJB36040
In Stock
From
$2,274.52
Square D
40
600
EJB36045
EJB36045
In Stock
From
$2,276.79
Square D
45
600
EJB36050
EJB36050
In Stock
From
$1,529.23
Square D
50
600
EJB36070
EJB36070
In Stock
From
$2,239.94
Square D
70
600
EJB36090
EJB36090
In Stock
From
$1,338.92
Schneider Electric
90
600
FAL3610018M
FAL3610018M
In Stock
From
$1,821.11
Schneider Electric
100
600
FHP36025
FHP36025
In Stock
From
$154.91
Square D
25
600
HDL36015C
HDL36015C
In Stock
From
$827.72
Square D
15
600
HDL36060U31X
HDL36060U31X
In Stock
From
$698.59
Schneider Electric
60
600
HGA36080
HGA36080
In Stock
From
$981.34
Schneider Electric
80
600
HGL36020
HGL36020
In Stock
From
$618.16
Square D
20
600
HGL36030AASA
HGL36030AASA
In Stock
From
$523.26
Schneider Electric
30
600
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.