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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
SFAL3032
SFAL3032
In Stock
From
$733.82
Schneider Electric
32
415
SSP01EMA12
SSP01EMA12
In Stock
From
$2,312.36
Schneider Electric
100
240
31195
31195
In Stock
From
$6.06
Square D
630
690
BGA24030Y2
BGA24030Y2
In Stock
From
$841.70
Schneider Electric
30
480
BGA24030Y4
BGA24030Y4
In Stock
From
$958.60
Schneider Electric
30
480
BGA24040Y2
BGA24040Y2
Limited Stock
From
Get Price
Square D
40
480
BGA24050Y1
BGA24050Y1
Limited Stock
From
Get Price
Schneider Electric
50
480
BGA24050Y4
BGA24050Y4
In Stock
From
$66.67
Square D
50
480
BGA24060Y1
BGA24060Y1
In Stock
From
$690.18
Schneider Electric
60
480
BGA24060Y2
BGA24060Y2
In Stock
From
$583.32
Schneider Electric
60
480
BGA24090Y1
BGA24090Y1
In Stock
From
$1,130.81
Schneider Electric
90
480
FAL22100AC
FAL22100AC
In Stock
From
$11.11
Square D
100
-
FJA160203
FJA160203
In Stock
From
$281.69
Square D
20
347
HGL36150U53XEG
HGL36150U53XEG
In Stock
From
Get Price
Square D
150
-
HOMT215240
HOMT215240
In Stock
From
$80.15
Square D
40
240
HOMT230230
HOMT230230
In Stock
From
$141.50
Square D
30
240
KAL260701448
KAL260701448
In Stock
From
$22.22
Square D
70
-
QOUR240
QOUR240
In Stock
From
$62.14
Schneider Electric
40
240
RJF36200CU44AYP
RJF36200CU44AYP
In Stock
From
$11,997.05
Schneider Electric
2000
600
25642
25642
Limited Stock
From
Get Price
Merlin Gerin
4
240
25643
25643
In Stock
From
$9.65
Schneider Electric
6
240
25644
25644
Limited Stock
From
Get Price
Merlin Gerin
10
240
25645
25645
In Stock
From
$11.29
Merlin Gerin
16
240
25646
25646
Limited Stock
From
Get Price
Merlin Gerin
20
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.