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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
29713
29713
Limited Stock
From
Get Price
Merlin Gerin
40
690
29715
29715
In Stock
From
$738.74
Merlin Gerin
16
690
BDA34080
BDA34080
In Stock
From
$409.50
Square D
80
480
BJA260504
BJA260504
In Stock
From
$1,111.18
Schneider Electric
50
600
BJA260602
BJA260602
In Stock
From
$797.73
Schneider Electric
60
600
BJA260604
BJA260604
In Stock
From
$746.89
Schneider Electric
60
600
BJA260904
BJA260904
In Stock
From
$1,058.91
Square D
90
600
CJ200H
CJ200H
In Stock
From
$294.70
Square D
200
600
CK1000N-4P
CK1000N-4P
In Stock
From
$2,486.84
Schneider Electric
1000
600
EJB34015SALH
EJB34015SALH
In Stock
From
$293.27
Square D
15
480
EJB34030LH
EJB34030LH
In Stock
From
$477.77
Square D
30
480
EZD400M3350K
EZD400M3350K
In Stock
From
$524.14
Schneider Electric
350
690
FA3600311M
FA3600311M
In Stock
From
$84.60
Square D
3
600
FA36100V
FA36100V
In Stock
From
$499.08
Square D
100
600
HGL36000S15YE
HGL36000S15YE
In Stock
From
$1,440.74
Square D
150
600
HGL36150U33XSA
HGL36150U33XSA
In Stock
From
$2,364.68
Schneider Electric
150
600
HGN36000S15
HGN36000S15
In Stock
From
$8.70
Square D
150
600
HGN36030
HGN36030
In Stock
From
$460.08
Schneider Electric
30
600
HJF36150CU31X
HJF36150CU31X
In Stock
From
$437.32
Square D
150
600
JGL36225ABLC
JGL36225ABLC
In Stock
From
Get Price
Square D
225
600
JGL36225CABLC
JGL36225CABLC
In Stock
From
Get Price
Square D
225
600
JJK36225
JJK36225
In Stock
From
$868.76
Square D
225
600
KDL22125
KDL22125
In Stock
From
$11.11
Schneider Electric
125
240
KDL22225
KDL22225
In Stock
From
$233.98
Schneider Electric
225
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.