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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
EHD3030LBP10
EHD3030LBP10
In Stock
From
$562.13
Eaton
30
480
EHD3040LBP10
EHD3040LBP10
In Stock
From
$465.04
Eaton
40
480
EHD3045LBP10
EHD3045LBP10
In Stock
From
$377.86
Eaton
45
480
EHD3070LBP10
EHD3070LBP10
In Stock
From
$526.44
Eaton
70
480
EHD3070YBP10
EHD3070YBP10
In Stock
From
$526.44
Eaton
70
480
EHD3080LBP10
EHD3080LBP10
In Stock
From
$333.82
Eaton
80
480
EHD3080WBP10
EHD3080WBP10
In Stock
From
$524.82
Eaton
80
480
EHD3080YBP10
EHD3080YBP10
In Stock
From
$382.23
Eaton
80
480
EHD3090WBP10
EHD3090WBP10
In Stock
From
$519.37
Eaton
90
480
EHD3090YBP10
EHD3090YBP10
In Stock
From
$519.37
Eaton
90
480
EHD3100KLBP10
EHD3100KLBP10
In Stock
From
$618.95
Eaton
100
480
EHD3100LBP10
EHD3100LBP10
In Stock
From
$618.95
Eaton
100
480
EHD3100WBP10
EHD3100WBP10
In Stock
From
$618.95
Eaton
100
480
EHD3100YBP10
EHD3100YBP10
In Stock
From
$618.95
Eaton
100
480
EL4FD3015L
EL4FD3015L
In Stock
From
$603.64
Cutler Hammer
15
600
EL4FD3030L
EL4FD3030L
In Stock
From
$499.94
Cutler Hammer
30
600
EL4FD3060L
EL4FD3060L
In Stock
From
$509.64
Westinghouse
60
600
EL4FD3100L
EL4FD3100L
In Stock
From
$1,155.32
Westinghouse
100
600
EL4HFD3150L
EL4HFD3150L
In Stock
From
$443.68
Eaton
150
600
ELFD4125L
ELFD4125L
In Stock
From
$4,568.55
Eaton
125
480
F2010
F2010
In Stock
From
$64.63
Cutler Hammer
10
600
F2015L
F2015L
In Stock
From
$150.96
Cutler Hammer
15
600
F2020L
F2020L
In Stock
From
$220.17
Westinghouse
20
600
F2025
F2025
In Stock
From
$2.69
Cutler Hammer
25
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.