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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
FD4070
FD4070
In Stock
From
$479.02
Westinghouse
70
600
FD4150
FD4150
In Stock
From
$824.01
Westinghouse
150
600
FDC3175
FDC3175
In Stock
From
$1,599.44
Eaton
175
600
HFD2015L
HFD2015L
In Stock
From
$474.00
Eaton
15
600
HFD2025L
HFD2025L
In Stock
From
$437.46
Eaton
25
600
HFD2070
HFD2070
In Stock
From
$517.13
Cutler Hammer
70
600
HFD3015
HFD3015
In Stock
From
$143.81
Eaton
15
600
HFD3070L
HFD3070L
In Stock
From
$1,099.44
Eaton
70
600
HJD3225
HJD3225
In Stock
From
$1,503.72
Eaton
225
600
HMCP12Y8W
HMCP12Y8W
In Stock
From
$5,494.05
Eaton
1200
600
QBGFEP1030
QBGFEP1030
In Stock
From
$124.29
Eaton
30
120
BAB1015S1
BAB1015S1
In Stock
From
$60.72
Eaton
15
240
BAB1020S1
BAB1020S1
In Stock
From
$90.92
Eaton
20
240
BAB1025S
BAB1025S
In Stock
From
$15.27
Eaton
25
240
BAB1025V
BAB1025V
In Stock
From
$116.12
Eaton
25
240
BAB2010C
BAB2010C
In Stock
From
$38.59
Eaton
10
240
BAB2010V
BAB2010V
In Stock
From
$143.73
Eaton
10
240
BAB2015H
BAB2015H
In Stock
From
$54.70
Eaton
15
240
BAB2015S1
BAB2015S1
In Stock
From
$152.14
Eaton
15
240
BAB2020C
BAB2020C
In Stock
From
$180.26
Eaton
20
240
BAB2020V
BAB2020V
In Stock
From
$165.92
Eaton
20
240
BAB2025C
BAB2025C
In Stock
From
$31.57
Eaton
25
240
BAB2025H
BAB2025H
In Stock
From
$205.06
Eaton
25
240
BAB2030H
BAB2030H
In Stock
From
$81.51
Eaton
30
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.