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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
NC361000
NC361000
In Stock
From
$6,548.41
Square D
1000
600
NC361200
NC361200
In Stock
From
$12,428.14
Square D
1200
600
NC36800
NC36800
In Stock
From
$10,159.20
Square D
800
600
NC36900
NC36900
In Stock
From
$6,287.25
Square D
900
600
NE1236LSIG
NE1236LSIG
In Stock
From
$7,979.14
Square D
1200
600
NE361000LIG
NE361000LIG
Limited Stock
From
Get Price
Square D
1000
600
NE361000LSG
NE361000LSG
In Stock
From
$6,609.78
Square D
1000
600
NE361200LI
NE361200LI
In Stock
From
$5,955.85
Square D
1200
600
NE361200LIG
NE361200LIG
In Stock
From
$8,863.18
Square D
1200
600
NE361200LS
NE361200LS
In Stock
From
$6,525.89
Square D
1200
600
NE361200LSG
NE361200LSG
In Stock
From
$7,483.26
Square D
1200
600
NE36600LS
NE36600LS
In Stock
From
$9,566.61
Square D
600
600
NEF361000LSG
NEF361000LSG
In Stock
From
$10,895.69
Square D
1000
600
NEF361200LIG
NEF361200LIG
In Stock
From
$7,466.34
Square D
1200
600
NEL1236LIG
NEL1236LIG
In Stock
From
$11,372.02
Square D
1200
600
NEL361200LI
NEL361200LI
In Stock
From
$8,685.16
Square D
1200
600
NEL361200LSG
NEL361200LSG
In Stock
From
$9,332.92
Square D
1200
600
NENL34015
NENL34015
In Stock
From
$248.79
Schneider Electric
15
480
NENL34030
NENL34030
In Stock
From
$401.82
Schneider Electric
30
480
NENL34050
NENL34050
In Stock
From
$399.36
Square D
50
480
NEP361200LIG
NEP361200LIG
In Stock
From
$7,466.34
Square D
1200
600
NFHF36125
NFHF36125
In Stock
From
$1,272.08
Schneider Electric
125
600
NFHF36250
NFHF36250
In Stock
From
$775.30
Merlin Gerin
250
600
NFNF36060
NFNF36060
In Stock
From
$761.04
Merlin Gerin
60
600
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.