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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
HQP2050H
HQP2050H
Limited Stock
From
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Cutler Hammer
50
240
HQP2055
HQP2055
Limited Stock
From
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Cutler Hammer
55
240
HQP2060D
HQP2060D
Limited Stock
From
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Cutler Hammer
60
240
HQP2060H
HQP2060H
Limited Stock
From
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Cutler Hammer
60
240
HQP2070
HQP2070
Limited Stock
From
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Cutler Hammer
70
240
HQP2070H
HQP2070H
Limited Stock
From
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Cutler Hammer
70
240
HQP2090
HQP2090
Limited Stock
From
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Cutler Hammer
90
240
HQP2090H
HQP2090H
Limited Stock
From
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Cutler Hammer
90
240
HQP2100N
HQP2100N
Limited Stock
From
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Cutler Hammer
100
240
HQP2110
HQP2110
Limited Stock
From
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Cutler Hammer
110
240
HQP2150
HQP2150
Limited Stock
From
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Cutler Hammer
150
240
HQPF1015
HQPF1015
Limited Stock
From
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Cutler Hammer
15
240
HQPF1020
HQPF1020
Limited Stock
From
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Cutler Hammer
20
240
QBGF1020W1
QBGF1020W1
Limited Stock
From
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Cutler Hammer
20
120
QBGF1040
QBGF1040
Limited Stock
From
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Cutler Hammer
40
120
QBGFEP1025W2
QBGFEP1025W2
Limited Stock
From
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Eaton
25
120
QBGFEP1030W2
QBGFEP1030W2
Limited Stock
From
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Eaton
30
120
QBGFEP2015V
QBGFEP2015V
Limited Stock
From
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Eaton
15
240
QBGFEP2015W1
QBGFEP2015W1
Limited Stock
From
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Eaton
15
240
QBGFEP2025V
QBGFEP2025V
Limited Stock
From
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Eaton
25
240
QBGFEP2050W1
QBGFEP2050W1
Limited Stock
From
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Eaton
50
240
QBH50
QBH50
Limited Stock
From
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Cutler Hammer
50
120
QBHAF2015
QBHAF2015
Limited Stock
From
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Cutler Hammer
15
240
QBHAF2020
QBHAF2020
Limited Stock
From
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Cutler Hammer
20
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.