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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
HFD2035L
HFD2035L
In Stock
From
$719.99
Eaton
35
600
HFD2060
HFD2060
In Stock
From
$384.72
Westinghouse
60
600
HFD2060L
HFD2060L
In Stock
From
$545.21
Eaton
60
600
HFD2070L
HFD2070L
In Stock
From
$608.00
Eaton
70
600
HFD2100
HFD2100
In Stock
From
$439.04
Eaton
100
600
HFD2100L
HFD2100L
In Stock
From
$1,042.09
Eaton
100
600
HFD2110
HFD2110
In Stock
From
$496.85
Westinghouse
110
600
HFD2110L
HFD2110L
In Stock
From
$923.93
Eaton
110
600
HFD2200L
HFD2200L
In Stock
From
$1,125.26
Eaton
200
600
HFD3030L
HFD3030L
In Stock
From
$728.30
Eaton
30
600
HFD3045
HFD3045
In Stock
From
$636.37
Eaton
45
600
HJD3150
HJD3150
In Stock
From
$1,435.42
Eaton
150
600
HNC31200F
HNC31200F
In Stock
From
$3,079.01
Westinghouse
1200
600
KD2400K
KD2400K
In Stock
From
$952.11
Eaton
400
600
BAB1010E
BAB1010E
In Stock
From
$33.06
Eaton
10
415
BAB1010S
BAB1010S
In Stock
From
$190.48
Eaton
10
240
BAB1010S1
BAB1010S1
In Stock
From
$190.48
Eaton
10
240
BAB1025S1
BAB1025S1
In Stock
From
Get Price
Eaton
25
240
BAB1030S1
BAB1030S1
In Stock
From
$61.20
Eaton
30
240
BAB1035S
BAB1035S
In Stock
From
$18.13
Eaton
35
240
BAB2015C
BAB2015C
In Stock
From
$176.11
Eaton
15
240
BAB2020H
BAB2020H
In Stock
From
$135.34
Eaton
20
240
BAB2020S1
BAB2020S1
In Stock
From
$69.15
Eaton
20
240
BAB2025V
BAB2025V
In Stock
From
$150.18
Eaton
25
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.