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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
HE2A003
HE2A003
Limited Stock
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ITE
3
480
HE2B110
HE2B110
Limited Stock
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Siemens
110
480
HE2B110L
HE2B110L
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ITE
110
480
HE2B125
HE2B125
Limited Stock
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ITE
125
480
HE2B125L
HE2B125L
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ITE
125
480
HE2B150
HE2B150
Limited Stock
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ITE
150
480
HE2B150L
HE2B150L
Limited Stock
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Siemens
150
480
HE2H003
HE2H003
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Siemens
3
480
HE2H003L
HE2H003L
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Siemens
3
480
HE2H005
HE2H005
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ITE
5
480
HE2H005L
HE2H005L
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ITE
5
480
HE2H010
HE2H010
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Siemens
10
480
HE2H010L
HE2H010L
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Siemens
10
480
HE2H015
HE2H015
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Siemens
15
480
HE2H015L
HE2H015L
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ITE
15
480
HE2H020
HE2H020
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Siemens
20
480
HE2H020L
HE2H020L
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Siemens
20
480
HE2H025
HE2H025
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Siemens
25
480
HE2H025L
HE2H025L
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Siemens
25
480
HE2H030
HE2H030
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Siemens
30
480
HE2H030L
HE2H030L
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Siemens
30
480
HE2H035
HE2H035
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Siemens
35
480
HE2H035L
HE2H035L
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From
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ITE
35
480
HE2H040
HE2H040
Limited Stock
From
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Siemens
40
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.