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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
MGN60873
MGN60873
Limited Stock
From
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Merlin Gerin
50
240
MGN60874
MGN60874
Limited Stock
From
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Merlin Gerin
63
240
MGN60875
MGN60875
Limited Stock
From
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Schneider Electric
1
415
MGN60877
MGN60877
Limited Stock
From
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Merlin Gerin
3
415
MGN60878
MGN60878
Limited Stock
From
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Merlin Gerin
4
415
MGN60879
MGN60879
Limited Stock
From
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Merlin Gerin
6
415
MGN60880
MGN60880
Limited Stock
From
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Merlin Gerin
10
415
MGN60881
MGN60881
Limited Stock
From
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Merlin Gerin
16
415
MGN60882
MGN60882
Limited Stock
From
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Merlin Gerin
20
415
MGN60883
MGN60883
Limited Stock
From
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Schneider Electric
25
415
MGN60884
MGN60884
Limited Stock
From
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Merlin Gerin
32
415
MGN60885
MGN60885
Limited Stock
From
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Merlin Gerin
40
415
MGN60886
MGN60886
Limited Stock
From
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Merlin Gerin
50
415
MGN60887
MGN60887
Limited Stock
From
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Schneider Electric
63
415
MGN60888
MGN60888
Limited Stock
From
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Merlin Gerin
1
415
MGN60889
MGN60889
Limited Stock
From
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Schneider Electric
2
415
MGN60890
MGN60890
Limited Stock
From
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Merlin Gerin
3
415
MGN60891
MGN60891
Limited Stock
From
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Merlin Gerin
4
415
MGN60892
MGN60892
Limited Stock
From
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Merlin Gerin
6
415
MGN60893
MGN60893
Limited Stock
From
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Merlin Gerin
10
415
MGN60894
MGN60894
Limited Stock
From
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Merlin Gerin
16
415
MGN60895
MGN60895
Limited Stock
From
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Merlin Gerin
20
415
MGN60896
MGN60896
Limited Stock
From
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Schneider Electric
25
415
MGN60897
MGN60897
Limited Stock
From
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Merlin Gerin
32
415
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.