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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
PDG63M2000E5RN
PDG63M2000E5RN
In Stock
From
$25,333.00
Cutler Hammer
2000
600
PDG63M2000KNSN
PDG63M2000KNSN
In Stock
From
$3,550.00
Eaton
2000
600
CHFAFGF120CS
CHFAFGF120CS
In Stock
From
$70.70
Eaton
-
240
ED3150V
ED3150V
In Stock
From
$1,606.74
Eaton
-
-
GB3100
GB3100
In Stock
From
Get Price
Cutler Hammer
100
240
HFD3020BP10
HFD3020BP10
In Stock
From
Get Price
Eaton
20
600
L630H
L630H
In Stock
From
$1,893.50
Eaton
600
600
NS361200A
NS361200A
In Stock
From
$1,698.23
Eaton
1200
600
2610D83G04
2610D83G04
In Stock
From
$8,815.27
Westinghouse
1000
600
AQB-LF100
AQB-LF100
In Stock
From
$89.41
Eaton
100
500
B2500RD
B2500RD
In Stock
From
$417.98
Eaton
-
600
BA3060H
BA3060H
In Stock
From
$30.40
Westinghouse
60
240
BQL50
BQL50
In Stock
From
$36.78
Eaton
50
240
BQL60
BQL60
In Stock
From
$53.70
Eaton
60
240
BQLT15
BQLT15
In Stock
From
$50.28
Eaton
15
120
BRD2152115
BRD2152115
In Stock
From
$74.45
Eaton
15
240
BRH2100
BRH2100
In Stock
From
$100.62
Eaton
100
240
BRLH115CAF
BRLH115CAF
In Stock
From
$177.07
Eaton
15
120
BRLH120CAF
BRLH120CAF
In Stock
From
$519.81
Eaton
20
120
CA2225KW
CA2225KW
In Stock
From
$1,059.62
Cutler Hammer
225
240
CC3100YJ
CC3100YJ
Limited Stock
From
Get Price
Eaton
100
240
CCP-1-30CC
CCP-1-30CC
In Stock
From
$50.88
Eaton
30
600
CCVH2070
CCVH2070
In Stock
From
$473.60
Eaton
70
240
CCVH2100
CCVH2100
In Stock
From
$546.30
Eaton
100
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.