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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
Amperage
Voltage
CH1515
CH1515
Limited Stock
From
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Cutler Hammer
15
240
CH160ST
CH160ST
Limited Stock
From
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Cutler Hammer
60
120
CH170ST
CH170ST
Limited Stock
From
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Cutler Hammer
70
120
CH2110ST
CH2110ST
Limited Stock
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Cutler Hammer
110
240
CH220AF
CH220AF
Limited Stock
From
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Cutler Hammer
20
240
CH220HID
CH220HID
Limited Stock
From
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Cutler Hammer
20
240
CH220HM
CH220HM
Limited Stock
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Eaton
20
240
CH220ST
CH220ST
Limited Stock
From
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Cutler Hammer
20
240
CH225GF
CH225GF
Limited Stock
From
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Cutler Hammer
25
240
CH230HID
CH230HID
Limited Stock
From
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Cutler Hammer
30
240
CH245GF
CH245GF
Limited Stock
From
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Cutler Hammer
45
240
CH250GF
CH250GF
Limited Stock
From
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Cutler Hammer
50
240
CH250SW
CH250SW
Limited Stock
From
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Cutler Hammer
50
120
CH315SW
CH315SW
Limited Stock
From
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Cutler Hammer
15
240
CH330SW
CH330SW
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From
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Cutler Hammer
30
240
CH340SW
CH340SW
Limited Stock
From
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Cutler Hammer
40
240
CHB3040
CHB3040
Limited Stock
From
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Eaton
40
240
CHB3070
CHB3070
Limited Stock
From
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Eaton
70
240
CHFGF120PN
CHFGF120PN
Limited Stock
From
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Eaton
20
120
CHFGF125PN
CHFGF125PN
Limited Stock
From
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Eaton
25
120
CHFN120A1
CHFN120A1
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From
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Eaton
20
120
CL115AF
CL115AF
Limited Stock
From
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Cutler Hammer
15
120
CL115CS
CL115CS
Limited Stock
From
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Cutler Hammer
15
120
CL120GF
CL120GF
Limited Stock
From
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Cutler Hammer
20
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.