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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
QPHW2060H
QPHW2060H
Limited Stock
From
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Cutler Hammer
60
240
QPHW2070H
QPHW2070H
Limited Stock
From
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Cutler Hammer
70
240
QPHW2080
QPHW2080
Limited Stock
From
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Cutler Hammer
80
240
QPHW2080H
QPHW2080H
Limited Stock
From
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Cutler Hammer
80
240
QPHW2090H
QPHW2090H
Limited Stock
From
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Cutler Hammer
90
240
QPHW2100
QPHW2100
Limited Stock
From
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Cutler Hammer
100
240
QPHW2100H
QPHW2100H
Limited Stock
From
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Cutler Hammer
100
240
QPHW2110
QPHW2110
Limited Stock
From
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Cutler Hammer
110
240
RGH220038E
RGH220038E
Limited Stock
From
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Eaton
2000
-
CH2150ST
CH2150ST
Limited Stock
From
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Cutler Hammer
150
240
CHB120GFI
CHB120GFI
Limited Stock
From
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Cutler Hammer
-
-
GHB130
GHB130
Limited Stock
From
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Eaton
30
277
1227C37G15
1227C37G15
Limited Stock
From
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Cutler Hammer
1000
600
1227C37G16
1227C37G16
Limited Stock
From
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Cutler Hammer
1200
600
1227C37G17
1227C37G17
Limited Stock
From
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Cutler Hammer
1000
600
1227C37G18
1227C37G18
Limited Stock
From
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Cutler Hammer
1000
600
1227C37G19
1227C37G19
Limited Stock
From
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Cutler Hammer
1000
600
1227C37G21
1227C37G21
Limited Stock
From
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Cutler Hammer
1200
600
1227C37G22
1227C37G22
Limited Stock
From
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Cutler Hammer
1200
600
1227C37G23
1227C37G23
Limited Stock
From
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Cutler Hammer
1200
600
1227C37G27
1227C37G27
Limited Stock
From
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Cutler Hammer
1200
600
1227C37G28
1227C37G28
Limited Stock
From
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Cutler Hammer
1200
600
1228C81G01
1228C81G01
Limited Stock
From
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Cutler Hammer
250
1000
1228C81G02
1228C81G02
Limited Stock
From
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Cutler Hammer
250
1000
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.