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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
RGH320T66WP49
RGH320T66WP49
Limited Stock
From
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Cutler Hammer
2000
600
RGH416038E
RGH416038E
Limited Stock
From
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Eaton
1600
600
RGH420038E
RGH420038E
Limited Stock
From
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Eaton
2000
600
RGH425038E
RGH425038E
Limited Stock
From
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Eaton
2500
600
1491D72G14
1491D72G14
Limited Stock
From
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Eaton
250
-
BD4040
BD4040
Limited Stock
From
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Cutler Hammer
40
120
BQ215215RT
BQ215215RT
Limited Stock
From
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Cutler Hammer
15
240
BQ215220RT
BQ215220RT
Limited Stock
From
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Cutler Hammer
20
240
BQ215230RT
BQ215230RT
Limited Stock
From
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Cutler Hammer
30
240
BQ215240RT
BQ215240RT
Limited Stock
From
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Cutler Hammer
40
240
BQ215250RT
BQ215250RT
Limited Stock
From
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Cutler Hammer
50
240
CE1100L
CE1100L
Limited Stock
From
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Cutler Hammer
100
277
CE2070L
CE2070L
Limited Stock
From
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Cutler Hammer
70
480
CE2080L
CE2080L
Limited Stock
From
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Cutler Hammer
80
480
CE2090L
CE2090L
Limited Stock
From
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Cutler Hammer
90
480
CE2100L
CE2100L
Limited Stock
From
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Cutler Hammer
100
480
CH240SW
CH240SW
Limited Stock
From
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Cutler Hammer
40
120
CH250GFI
CH250GFI
Limited Stock
From
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Cutler Hammer
50
240
CHCAF215
CHCAF215
Limited Stock
From
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Eaton
15
120
CHCAF220
CHCAF220
Limited Stock
From
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Eaton
20
120
CHFGF130PN
CHFGF130PN
Limited Stock
From
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Eaton
30
120
EB1015L
EB1015L
Limited Stock
From
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Westinghouse
15
120
EB1025L
EB1025L
Limited Stock
From
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Westinghouse
25
120
EB1030L
EB1030L
Limited Stock
From
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Westinghouse
30
120
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.