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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
HDD36015
HDD36015
Limited Stock
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Schneider Electric
15
600
HDD36015C
HDD36015C
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From
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Schneider Electric
15
600
HDD36015T
HDD36015T
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From
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Square D
15
600
HDD36020
HDD36020
Limited Stock
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Schneider Electric
20
600
HDD36020C
HDD36020C
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Schneider Electric
20
600
HDD36020T
HDD36020T
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Square D
20
600
HDD36025
HDD36025
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Schneider Electric
25
600
HDD36025C
HDD36025C
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Square D
25
600
HDD36025T
HDD36025T
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Schneider Electric
25
600
HDD36030
HDD36030
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Square D
30
600
HDD36030C
HDD36030C
Limited Stock
From
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Square D
30
600
HDD36030T
HDD36030T
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Schneider Electric
30
600
HDD36035
HDD36035
Limited Stock
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Schneider Electric
35
600
HDD36035C
HDD36035C
Limited Stock
From
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Schneider Electric
35
600
HDD36035T
HDD36035T
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From
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Square D
35
600
HDD36040
HDD36040
Limited Stock
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Schneider Electric
40
600
HDD36040C
HDD36040C
Limited Stock
From
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Schneider Electric
40
600
HDD36040T
HDD36040T
Limited Stock
From
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Square D
40
600
HDD36045
HDD36045
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Square D
45
600
HDD36045C
HDD36045C
Limited Stock
From
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Schneider Electric
45
600
HDD36045T
HDD36045T
Limited Stock
From
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Square D
45
600
HDD36050
HDD36050
Limited Stock
From
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Square D
50
600
HDD36050C
HDD36050C
Limited Stock
From
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Square D
50
600
HDD36050T
HDD36050T
Limited Stock
From
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Square D
50
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.