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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
LGE3350FAG
LGE3350FAG
In Stock
From
$2,863.32
Eaton
350
600
LGE360036G
LGE360036G
In Stock
From
$6,000.15
Eaton
600
600
LGE3600FAG
LGE3600FAG
In Stock
From
$4,877.58
Eaton
600
600
LGE3630NN
LGE3630NN
In Stock
From
$2,020.14
Eaton
630
600
LGH3630NN
LGH3630NN
In Stock
From
$2,299.73
Eaton
630
600
MDL3800WK
MDL3800WK
In Stock
From
$3,674.64
Eaton
800
600
BAB1050HE
BAB1050HE
In Stock
From
$23.60
Eaton
50
415
BAB3010HT
BAB3010HT
In Stock
From
$102.93
Eaton
10
240
BAB3070HT
BAB3070HT
In Stock
From
$224.36
Eaton
70
240
EDH3110
EDH3110
In Stock
From
$499.29
Eaton
110
240
GHB1040
GHB1040
In Stock
From
$87.09
Eaton
40
480
HFD3025
HFD3025
In Stock
From
$379.78
Eaton
25
600
HFD3040L
HFD3040L
In Stock
From
Get Price
Eaton
40
600
HFD3060L
HFD3060L
In Stock
From
$1,077.30
Eaton
60
600
HFD3110
HFD3110
In Stock
From
$1,253.56
Eaton
110
600
HFD3150L
HFD3150L
In Stock
From
$1,298.42
Eaton
150
600
LDC3350
LDC3350
In Stock
From
$2,446.96
Eaton
350
600
LGH3250FAG
LGH3250FAG
In Stock
From
$3,354.60
Eaton
250
600
NGH308032EC
NGH308032EC
In Stock
From
$6,580.84
Eaton
-
-
NGH308033EC
NGH308033EC
In Stock
From
$12,166.16
Eaton
-
-
NGH308036EC
NGH308036EC
In Stock
From
$6,292.49
Eaton
-
-
NGH312032EC
NGH312032EC
In Stock
From
$12,604.40
Eaton
-
-
NGH312033EC
NGH312033EC
In Stock
From
$12,393.41
Eaton
-
-
NGH312035EC
NGH312035EC
In Stock
From
$9,597.02
Eaton
-
-
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.