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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
CH2100N
CH2100N
In Stock
From
$267.67
Cutler Hammer
100
240
CH2125ST
CH2125ST
In Stock
From
$473.29
Cutler Hammer
125
240
CH220GF
CH220GF
In Stock
From
$208.44
Cutler Hammer
20
240
CH230GF
CH230GF
In Stock
From
$175.30
Cutler Hammer
30
240
CH230SW
CH230SW
In Stock
From
$65.78
Cutler Hammer
30
120
CH240EPD
CH240EPD
In Stock
From
$327.19
Cutler Hammer
40
240
CH250EPD
CH250EPD
In Stock
From
$878.30
Cutler Hammer
50
240
CH250PMPCI
CH250PMPCI
In Stock
From
$47.47
Cutler Hammer
50
240
CH260EPD
CH260EPD
In Stock
From
$421.83
Cutler Hammer
60
240
CH280-LONG
CH280-LONG
In Stock
From
$317.36
Cutler Hammer
80
240
CH3100ST
CH3100ST
In Stock
From
$944.22
Cutler Hammer
100
240
CH310ST
CH310ST
In Stock
From
$110.17
Cutler Hammer
10
240
CH315ST
CH315ST
In Stock
From
$170.16
Cutler Hammer
15
240
CH320ST
CH320ST
In Stock
From
$254.94
Cutler Hammer
20
240
CH325ST
CH325ST
In Stock
From
$97.43
Cutler Hammer
25
240
CH330ST
CH330ST
In Stock
From
$260.36
Cutler Hammer
30
240
CH345ST
CH345ST
In Stock
From
Get Price
Cutler Hammer
45
240
CH360ST
CH360ST
In Stock
From
$197.16
Cutler Hammer
60
240
CHB120H2
CHB120H2
Limited Stock
From
Get Price
Cutler Hammer
20
120
CHB125GF
CHB125GF
In Stock
From
$202.01
Cutler Hammer
25
120
CHB210
CHB210
In Stock
From
$55.62
Cutler Hammer
10
240
CHB215GF
CHB215GF
In Stock
From
$251.78
Cutler Hammer
15
240
CHB220GF
CHB220GF
In Stock
From
$385.68
Cutler Hammer
20
240
CHB250EPD
CHB250EPD
In Stock
From
$277.43
Cutler Hammer
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.