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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
EH1L035L
EH1L035L
Limited Stock
From
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ITE
35
277
EH1L040
EH1L040
Limited Stock
From
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ITE
40
277
EH1L040L
EH1L040L
Limited Stock
From
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Siemens
40
277
EH1L045
EH1L045
Limited Stock
From
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Siemens
45
277
EH1L045L
EH1L045L
Limited Stock
From
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ITE
45
277
EH1L050
EH1L050
Limited Stock
From
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Siemens
50
277
EH1L050L
EH1L050L
Limited Stock
From
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ITE
50
277
EH1L060
EH1L060
Limited Stock
From
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Siemens
60
277
EH1L060L
EH1L060L
Limited Stock
From
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Siemens
60
277
EH1L070
EH1L070
Limited Stock
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ITE
70
277
EH1L070L
EH1L070L
Limited Stock
From
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Siemens
70
277
EH1L080
EH1L080
Limited Stock
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Siemens
80
277
EH1L080L
EH1L080L
Limited Stock
From
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Siemens
80
277
EH1L090
EH1L090
Limited Stock
From
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ITE
90
277
EH1L090L
EH1L090L
Limited Stock
From
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Siemens
90
277
EH1L100
EH1L100
Limited Stock
From
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ITE
100
277
EH1L100L
EH1L100L
Limited Stock
From
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Siemens
100
277
EH1M010
EH1M010
Limited Stock
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ITE
10
277
EH1M010L
EH1M010L
Limited Stock
From
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ITE
10
277
EH1M015
EH1M015
Limited Stock
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Siemens
15
277
EH1M015L
EH1M015L
Limited Stock
From
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Siemens
15
277
EH1M020
EH1M020
Limited Stock
From
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Siemens
20
277
EH1M020L
EH1M020L
Limited Stock
From
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ITE
20
277
EH1M025
EH1M025
Limited Stock
From
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ITE
25
277
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.