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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
REH2H110L
REH2H110L
Limited Stock
From
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Miami Breaker
110
480
REH2H125
REH2H125
Limited Stock
From
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Miami Breaker
125
480
REH2H125L
REH2H125L
Limited Stock
From
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Miami Breaker
125
480
REH2H150
REH2H150
Limited Stock
From
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Miami Breaker
150
480
REH2H150L
REH2H150L
Limited Stock
From
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Miami Breaker
150
480
REH2L003
REH2L003
Limited Stock
From
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Miami Breaker
3
480
REH2L003L
REH2L003L
Limited Stock
From
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Miami Breaker
3
480
REH2L005
REH2L005
Limited Stock
From
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Miami Breaker
5
480
REH2L005L
REH2L005L
Limited Stock
From
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Miami Breaker
5
480
REH2L010
REH2L010
Limited Stock
From
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Miami Breaker
10
480
REH2L010L
REH2L010L
Limited Stock
From
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Miami Breaker
10
480
REH2L015
REH2L015
Limited Stock
From
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Miami Breaker
15
480
REH2L015L
REH2L015L
Limited Stock
From
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Miami Breaker
15
480
REH2L020
REH2L020
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Miami Breaker
20
480
REH2L020L
REH2L020L
Limited Stock
From
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Miami Breaker
20
480
REH2L025
REH2L025
Limited Stock
From
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Miami Breaker
25
480
REH2L025L
REH2L025L
Limited Stock
From
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Miami Breaker
25
480
REH2L030
REH2L030
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From
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Miami Breaker
30
480
REH2L030L
REH2L030L
Limited Stock
From
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Miami Breaker
30
480
REH2L035
REH2L035
Limited Stock
From
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Miami Breaker
35
480
REH2L035L
REH2L035L
Limited Stock
From
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Miami Breaker
35
480
REH2L040
REH2L040
Limited Stock
From
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Miami Breaker
40
480
REH2L040L
REH2L040L
Limited Stock
From
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Miami Breaker
40
480
REH2L045
REH2L045
Limited Stock
From
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Miami Breaker
45
480
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.