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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
BAB2015HS
BAB2015HS
In Stock
From
$109.78
Eaton
15
240
BAB2025S1
BAB2025S1
In Stock
From
$110.09
Eaton
25
240
BAB2030HS
BAB2030HS
In Stock
From
$180.00
Eaton
30
240
BAB2090S1
BAB2090S1
In Stock
From
$141.55
Eaton
90
240
BAB2110S1
BAB2110S1
In Stock
From
$154.49
Westinghouse
110
240
BAB2125S1
BAB2125S1
In Stock
From
$155.92
Eaton
125
240
FD4080
FD4080
In Stock
From
$305.13
Cutler Hammer
80
600
KD3225W
KD3225W
In Stock
From
Get Price
Westinghouse
225
600
314C531G19
314C531G19
In Stock
From
$452.27
Westinghouse
15
600
BA2020
BA2020
In Stock
From
$97.14
Westinghouse
20
240
BA3030H
BA3030H
In Stock
From
$47.33
Cutler Hammer
30
240
BA3040H
BA3040H
In Stock
From
$38.51
Westinghouse
40
240
BA3050H
BA3050H
In Stock
From
$186.92
Westinghouse
50
240
BA3060H
BA3060H
In Stock
From
$30.40
Westinghouse
60
240
BABRP1015
BABRP1015
In Stock
From
$552.47
Eaton
15
120
BABRP1030
BABRP1030
In Stock
From
$213.32
Westinghouse
30
120
BABRSP1015
BABRSP1015
In Stock
From
$182.63
Eaton
15
120
BABRSP2015
BABRSP2015
In Stock
From
$177.78
Cutler Hammer
15
240
BABRSP2020
BABRSP2020
In Stock
From
$553.67
Westinghouse
20
240
BABRSP2030
BABRSP2030
In Stock
From
$585.67
Eaton
30
240
BR220R
BR220R
In Stock
From
$15.26
Westinghouse
20
240
BR220ST
BR220ST
In Stock
From
$154.44
Cutler Hammer
20
240
BR230ST
BR230ST
In Stock
From
$111.98
Eaton
30
240
BR250ST
BR250ST
In Stock
From
$103.64
Westinghouse
50
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.