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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
HLCA2175
HLCA2175
Limited Stock
From
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Westinghouse
175
600
HLCA2200
HLCA2200
Limited Stock
From
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Westinghouse
200
600
HLCA2225
HLCA2225
Limited Stock
From
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Westinghouse
225
600
HLCA2250
HLCA2250
Limited Stock
From
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Westinghouse
250
600
HLCA2300
HLCA2300
Limited Stock
From
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Westinghouse
300
600
HLCA2300F
HLCA2300F
Limited Stock
From
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Westinghouse
300
600
HLCA2350
HLCA2350
Limited Stock
From
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Westinghouse
350
600
HLCA2400
HLCA2400
Limited Stock
From
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Westinghouse
400
600
HLCA2400F
HLCA2400F
Limited Stock
From
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Westinghouse
400
600
HLCA2450
HLCA2450
Limited Stock
From
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Westinghouse
450
600
HLCA2500
HLCA2500
Limited Stock
From
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Westinghouse
500
600
HLCA2600
HLCA2600
Limited Stock
From
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Westinghouse
600
600
HLCA2600F
HLCA2600F
Limited Stock
From
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Westinghouse
600
600
HLCA3090
HLCA3090
Limited Stock
From
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Westinghouse
90
600
HLCA3100
HLCA3100
Limited Stock
From
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Westinghouse
100
600
HLCA3125
HLCA3125
Limited Stock
From
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Westinghouse
125
600
HLCA3150
HLCA3150
Limited Stock
From
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Westinghouse
150
600
HLCA3150F
HLCA3150F
Limited Stock
From
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Westinghouse
150
600
HLCA3175
HLCA3175
Limited Stock
From
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Westinghouse
175
600
HLCA3200
HLCA3200
Limited Stock
From
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Westinghouse
200
600
HLCA3225
HLCA3225
Limited Stock
From
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Westinghouse
225
600
HLCA3250
HLCA3250
Limited Stock
From
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Westinghouse
250
600
HLCA3300
HLCA3300
Limited Stock
From
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Westinghouse
300
600
HLCA3300F
HLCA3300F
Limited Stock
From
Get Price
Westinghouse
300
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.