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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
BR240R
BR240R
In Stock
From
$5.47
Westinghouse
40
240
BR2150
BR2150
Limited Stock
From
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Eaton
150
240
BJ21253
BJ21253
Limited Stock
From
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Bryant
125
240
BJ21503
BJ21503
Limited Stock
From
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Bryant
150
240
BJ21753
BJ21753
Limited Stock
From
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Bryant
175
240
BJ22003
BJ22003
Limited Stock
From
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Westinghouse
200
240
BJ22253
BJ22253
Limited Stock
From
Get Price
Bryant
225
240
BR3100A
BR3100A
Limited Stock
From
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Westinghouse
100
240
BR370A
BR370A
Limited Stock
From
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Bryant
70
240
BR380A
BR380A
Limited Stock
From
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Westinghouse
80
240
BR390A
BR390A
Limited Stock
From
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Cutler Hammer
90
240
BR110R
BR110R
Limited Stock
From
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Bryant
10
240
BR115R
BR115R
Limited Stock
From
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Bryant
15
240
BR125R
BR125R
Limited Stock
From
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Bryant
25
240
BR135R
BR135R
Limited Stock
From
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Bryant
35
240
BR150R
BR150R
Limited Stock
From
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Bryant
50
240
BR160R
BR160R
Limited Stock
From
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Westinghouse
60
240
BR170R
BR170R
Limited Stock
From
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Bryant
70
240
BR2100NA
BR2100NA
Limited Stock
From
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Bryant
100
240
BR215R
BR215R
Limited Stock
From
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Westinghouse
15
240
BR225R
BR225R
Limited Stock
From
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Westinghouse
25
240
BR235R
BR235R
Limited Stock
From
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Westinghouse
35
240
BJ3225NA
BJ3225NA
Limited Stock
From
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Westinghouse
225
240
BR115GFI
BR115GFI
Limited Stock
From
Get Price
Westinghouse
15
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.