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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.
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Part Number
PRICE
Manufacturer
Voltage
AM3R-A3-LC07-A-15-2
AM3R-A3-LC07-A-15-2
In Stock
From
$36.29
Eaton
-
AT-1NRB16/6
AT-1NRB16/6
Limited Stock
From
Get Price
Eaton
-
AZ-3-C50
AZ-3-C50
Limited Stock
From
Get Price
Eaton
-
AZG-32A-1
AZG-32A-1
In Stock
From
$22.70
Eaton
-
BA320
BA320
In Stock
From
$178.06
Eaton
-
BAB1020T
BAB1020T
In Stock
From
$88.67
Eaton
-
BAB2035D
BAB2035D
In Stock
From
$118.76
Eaton
-
BR-CAF120
BR-CAF120
In Stock
From
$69.20
Cutler Hammer
-
BR360NA
BR360NA
In Stock
From
$166.65
Eaton
-
BRC120AFCS
BRC120AFCS
In Stock
From
$113.30
Eaton
120
CF3-G3-AB0015-01B
CF3-G3-AB0015-01B
In Stock
From
$89.05
Eaton
-
CH120M50
CH120M50
In Stock
From
$34.35
Eaton
-
CJ2-G3-W
CJ2-G3-W
In Stock
From
$192.96
Eaton
-
CMBX3242B200BTS
CMBX3242B200BTS
In Stock
From
$5,338.76
Eaton
-
CVH3225
CVH3225
In Stock
From
$3,715.79
Eaton
-
D65CHDS
D65CHDS
In Stock
From
$6.82
Eaton
-
D80AS2
D80AS2
In Stock
From
$350.46
Eaton
-
EBM182
EBM182
Limited Stock
From
Get Price
Eaton
-
EBM41
EBM41
Limited Stock
From
Get Price
Eaton
-
ED3200I
ED3200I
In Stock
From
$869.76
Eaton
-
EGSU150NSEACA
EGSU150NSEACA
In Stock
From
$2,042.37
Eaton
-
EHD2015LZ04
EHD2015LZ04
In Stock
From
$609.45
Eaton
-
EHD2020LZ04
EHD2020LZ04
In Stock
From
$291.22
Eaton
-
EMBH132
EMBH132
Limited Stock
From
Get Price
Eaton
-
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.