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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
GRC320T92WP49
GRC320T92WP49
Limited Stock
From
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Cutler Hammer
2000
600
GRC320T93WP49
GRC320T93WP49
Limited Stock
From
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Cutler Hammer
2000
600
GRC320T94WP49
GRC320T94WP49
Limited Stock
From
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Cutler Hammer
2000
600
GRC320T95WP49
GRC320T95WP49
Limited Stock
From
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Cutler Hammer
2000
600
GRC320T96WP49
GRC320T96WP49
Limited Stock
From
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Cutler Hammer
2000
600
GRC325T32WP34
GRC325T32WP34
Limited Stock
From
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Cutler Hammer
1200
600
GRC325T32WP35
GRC325T32WP35
Limited Stock
From
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Cutler Hammer
1250
600
GRC325T32WP36
GRC325T32WP36
Limited Stock
From
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Cutler Hammer
1600
600
GRC325T32WP37
GRC325T32WP37
Limited Stock
From
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Cutler Hammer
2000
600
GRC325T32WP39
GRC325T32WP39
Limited Stock
From
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Cutler Hammer
2500
600
GRC325T33WP34
GRC325T33WP34
Limited Stock
From
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Cutler Hammer
1200
600
GRC325T33WP35
GRC325T33WP35
Limited Stock
From
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Cutler Hammer
1250
600
GRC325T33WP36
GRC325T33WP36
Limited Stock
From
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Cutler Hammer
1600
600
GRC325T33WP37
GRC325T33WP37
Limited Stock
From
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Cutler Hammer
2000
600
GRC325T33WP39
GRC325T33WP39
Limited Stock
From
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Cutler Hammer
2500
600
GRC325T35WP34
GRC325T35WP34
Limited Stock
From
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Cutler Hammer
1200
600
GRC325T35WP35
GRC325T35WP35
Limited Stock
From
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Cutler Hammer
1250
600
GRC325T35WP36
GRC325T35WP36
Limited Stock
From
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Cutler Hammer
1600
600
GRC325T35WP37
GRC325T35WP37
Limited Stock
From
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Cutler Hammer
2000
600
GRC325T35WP38
GRC325T35WP38
Limited Stock
From
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Cutler Hammer
2500
600
GRC325T35WP39
GRC325T35WP39
Limited Stock
From
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Cutler Hammer
2500
600
GRC325T35WP40
GRC325T35WP40
Limited Stock
From
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Cutler Hammer
2500
600
GRC325T36WP34
GRC325T36WP34
Limited Stock
From
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Cutler Hammer
1200
600
GRC325T36WP35
GRC325T36WP35
Limited Stock
From
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Cutler Hammer
1250
600
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.