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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
EE1L090
EE1L090
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Siemens
90
120
EE1L090L
EE1L090L
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ITE
90
120
EE1L100
EE1L100
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Siemens
100
120
EE1L100L
EE1L100L
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ITE
100
120
EE2A003
EE2A003
Limited Stock
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Siemens
3
240
EE2A003L
EE2A003L
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Siemens
3
240
EE2A005
EE2A005
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ITE
5
240
EE2A005L
EE2A005L
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ITE
5
240
EE2A010
EE2A010
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ITE
10
240
EE2A010L
EE2A010L
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Siemens
10
240
EE2A015
EE2A015
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Siemens
15
240
EE2A015L
EE2A015L
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Siemens
15
240
EE2A020
EE2A020
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Siemens
20
240
EE2A020L
EE2A020L
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Siemens
20
240
EE2A025
EE2A025
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ITE
25
240
EE2A025L
EE2A025L
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Siemens
25
240
EE2A030
EE2A030
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ITE
30
240
EE2A030L
EE2A030L
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Siemens
30
240
EE2A035
EE2A035
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ITE
35
240
EE2A035L
EE2A035L
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ITE
35
240
EE2A040
EE2A040
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Siemens
40
240
EE2A040L
EE2A040L
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ITE
40
240
EE2A045
EE2A045
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ITE
45
240
EE2A045L
EE2A045L
Limited Stock
From
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ITE
45
240
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.