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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
CHH3225H2X
CHH3225H2X
Limited Stock
From
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Cutler Hammer
225
240
CHH3225L
CHH3225L
Limited Stock
From
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Cutler Hammer
225
240
CHP120GF
CHP120GF
Limited Stock
From
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Cutler Hammer
20
120
CHP2125
CHP2125
Limited Stock
From
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Cutler Hammer
125
240
CHP230
CHP230
Limited Stock
From
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Cutler Hammer
30
240
CHP3100
CHP3100
Limited Stock
From
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Cutler Hammer
100
240
CHP315
CHP315
Limited Stock
From
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Cutler Hammer
15
240
CHP330
CHP330
Limited Stock
From
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Cutler Hammer
30
240
CHP335
CHP335
Limited Stock
From
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Cutler Hammer
35
240
CHP340
CHP340
Limited Stock
From
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Cutler Hammer
40
240
CHP345
CHP345
Limited Stock
From
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Cutler Hammer
45
240
CHP350
CHP350
Limited Stock
From
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Cutler Hammer
50
240
CHP360
CHP360
Limited Stock
From
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Cutler Hammer
60
240
CHP370
CHP370
Limited Stock
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Cutler Hammer
70
240
CHQ250GF
CHQ250GF
Limited Stock
From
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Cutler Hammer
50
240
CSR2125NSR01
CSR2125NSR01
Limited Stock
From
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Cutler Hammer
125
240
CSR2150NSR01
CSR2150NSR01
Limited Stock
From
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Cutler Hammer
150
240
CSR2150NSR12
CSR2150NSR12
Limited Stock
From
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Cutler Hammer
150
240
CSR2150NSR24
CSR2150NSR24
Limited Stock
From
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Cutler Hammer
150
240
CSR2175NSR12
CSR2175NSR12
Limited Stock
From
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Cutler Hammer
175
240
CSR2200NSR24
CSR2200NSR24
Limited Stock
From
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Cutler Hammer
200
240
CSR2225
CSR2225
Limited Stock
From
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Cutler Hammer
225
240
CSR2225NSR01
CSR2225NSR01
Limited Stock
From
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Cutler Hammer
225
240
CV2070XMM
CV2070XMM
Limited Stock
From
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Cutler Hammer
70
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.