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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
CH150-NA
CH150-NA
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Cutler Hammer
50
120
CH215-NA
CH215-NA
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From
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Cutler Hammer
15
250
CH220-NA
CH220-NA
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From
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Cutler Hammer
20
240
CH315-NA
CH315-NA
Limited Stock
From
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Cutler Hammer
15
240
CH320-NA
CH320-NA
Limited Stock
From
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Cutler Hammer
20
240
CH340-NA
CH340-NA
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From
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Cutler Hammer
40
240
CH360-NA
CH360-NA
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Cutler Hammer
60
240
CH370-NA
CH370-NA
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From
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Cutler Hammer
70
240
CHB120EPD
CHB120EPD
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From
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Cutler Hammer
20
120
CHFGF130
CHFGF130
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Eaton
30
240
CHP110
CHP110
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From
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Cutler Hammer
10
120
CHP130GF
CHP130GF
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From
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Cutler Hammer
30
120
CHP135
CHP135
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From
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Cutler Hammer
35
120
CHP145
CHP145
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Cutler Hammer
45
120
CHP160
CHP160
Limited Stock
From
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Cutler Hammer
60
120
CHP2110
CHP2110
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From
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Cutler Hammer
110
240
CHP245
CHP245
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From
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Cutler Hammer
45
240
CLGF125
CLGF125
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From
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Cutler Hammer
25
120
CLGF130
CLGF130
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From
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Cutler Hammer
30
120
CLRP230
CLRP230
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From
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Cutler Hammer
30
240
FI2225
FI2225
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From
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Cutler Hammer
225
480
G2020
G2020
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From
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Cutler Hammer
20
600
G2030
G2030
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From
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Cutler Hammer
30
600
G2040
G2040
Limited Stock
From
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Cutler Hammer
40
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.