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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
A9F03210
A9F03210
Limited Stock
From
Get Price
Schneider Electric
-
-
FIB36050
FIB36050
In Stock
From
$3,437.45
Schneider Electric
-
-
KAP36225MT
KAP36225MT
In Stock
From
$493.69
Schneider Electric
-
-
KHL3600M1143
KHL3600M1143
In Stock
From
Get Price
Schneider Electric
250
600
MG24986
MG24986
In Stock
From
$199.39
Schneider Electric
-
-
MGN61528
MGN61528
In Stock
From
$203.47
Schneider Electric
-
-
Q2B32225H
Q2B32225H
In Stock
From
$90.58
Square D
-
-
QOU3101200
QOU3101200
In Stock
From
$248.74
Square D
-
-
SK4068
SK4068
In Stock
From
$117.09
Square D
-
-
02-804014-16
02-804014-16
In Stock
From
$1,220.29
Square D
1200
-
3P15-UL
3P15-UL
In Stock
From
$134.78
Schneider Electric
-
-
A9D67416
A9D67416
Limited Stock
From
Get Price
Schneider Electric
-
-
A9D67432
A9D67432
Limited Stock
From
Get Price
Schneider Electric
-
-
BDA24100Y2
BDA24100Y2
In Stock
From
$575.52
Square D
-
-
FA115
FA115
Limited Stock
From
Get Price
Schneider Electric
-
-
FA3207035
FA3207035
In Stock
From
$6.62
Square D
70
240
FAB36020G
FAB36020G
In Stock
From
$166.67
Square D
20
600
FAL340155853
FAL340155853
In Stock
From
$479.95
Schneider Electric
-
-
FH26020AB1037
FH26020AB1037
In Stock
From
$22.22
Square D
20
600
FH360206103
FH360206103
In Stock
From
$55.84
Square D
20
600
FH36050G
FH36050G
In Stock
From
$69.80
Square D
50
600
FHL16020C
FHL16020C
In Stock
From
$0.04
Square D
-
-
FKA160151
FKA160151
In Stock
From
$123.33
Schneider Electric
-
-
FKA160153
FKA160153
In Stock
From
$281.15
Schneider Electric
-
-
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.