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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
FAZT-B4/1
FAZT-B4/1
Limited Stock
From
Get Price
Eaton
4
480
FAZT-C4/1
FAZT-C4/1
Limited Stock
From
Get Price
Eaton
4
480
FAZT-C6/1
FAZT-C6/1
Limited Stock
From
Get Price
Eaton
6
480
FB2060PL
FB2060PL
In Stock
From
$448.10
Eaton
60
600
FC3060
FC3060
In Stock
From
$317.27
Eaton
60
600
FC3090
FC3090
In Stock
From
$130.24
Eaton
90
600
FC3125
FC3125
In Stock
From
$313.46
Eaton
125
600
FD1010LBP10
FD1010LBP10
In Stock
From
$220.69
Eaton
10
277
FD1035LBP10
FD1035LBP10
In Stock
From
$222.04
Eaton
35
277
FD1040LBP10
FD1040LBP10
In Stock
From
$239.93
Eaton
40
277
FD1045LBP10
FD1045LBP10
In Stock
From
$161.53
Eaton
45
277
FD1050LBP10
FD1050LBP10
In Stock
From
$180.32
Eaton
50
277
FD1060LBP10
FD1060LBP10
In Stock
From
$119.90
Eaton
60
277
FD1070LBP10
FD1070LBP10
In Stock
From
$443.41
Eaton
70
277
FD1080LBP10
FD1080LBP10
In Stock
From
$360.76
Eaton
80
277
FD1090LBP10
FD1090LBP10
In Stock
From
$182.62
Eaton
90
277
FD3015LBP10
FD3015LBP10
In Stock
From
$549.66
Eaton
15
600
FD3020LBP10
FD3020LBP10
In Stock
From
$486.54
Eaton
20
600
FD3030LBP10
FD3030LBP10
In Stock
From
$469.90
Eaton
30
600
FD3035LBP10
FD3035LBP10
In Stock
From
$612.59
Eaton
35
600
FD3040LBP10
FD3040LBP10
In Stock
From
$452.17
Eaton
40
600
FD3045LBP10
FD3045LBP10
In Stock
From
$187.30
Eaton
45
600
FD3050LBP10
FD3050LBP10
In Stock
From
$653.06
Eaton
50
600
FD3060LBP10
FD3060LBP10
In Stock
From
$661.36
Eaton
60
600
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.