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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
BGA24020Y2
BGA24020Y2
In Stock
From
$485.38
Schneider Electric
20
480
BGA24025Y4
BGA24025Y4
In Stock
From
$722.46
Schneider Electric
25
480
BGA24060Y4
BGA24060Y4
In Stock
From
Get Price
Schneider Electric
60
480
EZD160E3100ELN
EZD160E3100ELN
In Stock
From
$350.99
Schneider Electric
100
690
EZD160E4100ELN
EZD160E4100ELN
In Stock
From
$596.99
Schneider Electric
100
690
EZD160E4125ELN
EZD160E4125ELN
In Stock
From
$617.09
Schneider Electric
125
690
EZD160E4160ELN
EZD160E4160ELN
In Stock
From
$408.06
Schneider Electric
160
690
EZD160E4160N
EZD160E4160N
In Stock
From
$196.59
Schneider Electric
160
690
EZD160M4125ELN
EZD160M4125ELN
In Stock
From
$449.58
Schneider Electric
125
690
EZD250E4250ELN
EZD250E4250ELN
In Stock
From
$454.86
Schneider Electric
250
690
EZD250E4250N
EZD250E4250N
In Stock
From
$292.82
Schneider Electric
250
690
EZD250M3200N
EZD250M3200N
In Stock
From
$167.87
Schneider Electric
200
690
EZD250M4250ELN
EZD250M4250ELN
In Stock
From
$506.38
Schneider Electric
250
690
EZD630E3500K
EZD630E3500K
In Stock
From
$626.70
Schneider Electric
500
690
FDA240503
FDA240503
In Stock
From
$245.93
Schneider Electric
50
480
HOMT215220
HOMT215220
In Stock
From
$113.90
Square D
20
240
HOMT215230
HOMT215230
In Stock
From
$114.20
Schneider Electric
30
240
HOMT230240
HOMT230240
In Stock
From
$92.06
Schneider Electric
40
240
HOMT230250
HOMT230250
In Stock
From
$92.90
Square D
50
240
HRA36100U33X
HRA36100U33X
In Stock
From
$3,684.81
Square D
100
600
INSJ400-400A
INSJ400-400A
In Stock
From
$333.63
Square D
400
600
LV429331
LV429331
In Stock
From
$17.18
Schneider Electric
-
-
LV429369
LV429369
Limited Stock
From
Get Price
Schneider Electric
-
-
NSC630K3500K
NSC630K3500K
In Stock
From
$916.73
Schneider Electric
500
690
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.