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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
CED62B060
CED62B060
In Stock
From
$637.10
Siemens
60
600
CED62B070
CED62B070
In Stock
From
$1,134.23
Siemens
70
600
CED62B090
CED62B090
In Stock
From
$1,572.53
Siemens
90
600
CED62B100
CED62B100
In Stock
From
$884.16
Siemens
100
600
CED62B125
CED62B125
In Stock
From
$811.47
Siemens
125
600
CFD63A150
CFD63A150
In Stock
From
$1,081.47
Siemens
150
600
CFD63B080
CFD63B080
In Stock
From
$1,464.98
Siemens
80
600
CFD63B090
CFD63B090
In Stock
From
$940.40
Siemens
90
600
CFD63B110
CFD63B110
In Stock
From
$1,021.36
Siemens
110
600
CFD63M200
CFD63M200
In Stock
From
$11,160.80
Siemens
200
600
CFD63M225
CFD63M225
In Stock
From
$1,758.78
Siemens
225
600
CFD63M250
CFD63M250
In Stock
From
$1,651.65
Siemens
250
600
CH170
CH170
In Stock
From
$35.68
Cutler Hammer
70
120
CH225
CH225
In Stock
From
$47.74
Cutler Hammer
25
240
CND63B100H
CND63B100H
In Stock
From
$6,728.89
Siemens
1000
600
CND63B120H
CND63B120H
In Stock
From
$3,319.86
Siemens
1200
600
CRDC316T55W
CRDC316T55W
In Stock
From
$51,230.30
Westinghouse
1600
600
ED21B015
ED21B015
In Stock
From
$61.28
Siemens
15
120
ED21B015L
ED21B015L
In Stock
From
$147.47
Siemens
15
120
ED21B025
ED21B025
In Stock
From
$95.94
Siemens
25
120
ED21B025L
ED21B025L
In Stock
From
$39.63
Siemens
25
120
ED21B035
ED21B035
In Stock
From
$83.49
Siemens
35
120
ED21B035L
ED21B035L
In Stock
From
$48.02
Siemens
35
120
ED21B040
ED21B040
In Stock
From
$55.26
Siemens
40
120
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.