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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
GRH316T96WP44
GRH316T96WP44
Limited Stock
From
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Cutler Hammer
1600
690
GRH320T32WP11
GRH320T32WP11
Limited Stock
From
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Cutler Hammer
1600
600
GRH320T32WP12
GRH320T32WP12
Limited Stock
From
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Cutler Hammer
1400
600
GRH320T32WP13
GRH320T32WP13
Limited Stock
From
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Cutler Hammer
1250
600
GRH320T32WP14
GRH320T32WP14
Limited Stock
From
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Cutler Hammer
1200
600
GRH320T32WP15
GRH320T32WP15
Limited Stock
From
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Cutler Hammer
1000
600
GRH320T32WP16
GRH320T32WP16
Limited Stock
From
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Cutler Hammer
2000
600
GRH320T33WP11
GRH320T33WP11
Limited Stock
From
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Cutler Hammer
1600
600
GRH320T33WP12
GRH320T33WP12
Limited Stock
From
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Cutler Hammer
1400
600
GRH320T33WP13
GRH320T33WP13
Limited Stock
From
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Cutler Hammer
1250
600
GRH320T33WP14
GRH320T33WP14
Limited Stock
From
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Cutler Hammer
1200
600
GRH320T33WP15
GRH320T33WP15
Limited Stock
From
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Cutler Hammer
1000
600
GRH320T33WP16
GRH320T33WP16
Limited Stock
From
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Cutler Hammer
2000
600
GRH320T35WP10
GRH320T35WP10
Limited Stock
From
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Cutler Hammer
2000
600
GRH320T35WP11
GRH320T35WP11
Limited Stock
From
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Cutler Hammer
1600
600
GRH320T35WP12
GRH320T35WP12
Limited Stock
From
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Cutler Hammer
1400
600
GRH320T35WP13
GRH320T35WP13
Limited Stock
From
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Cutler Hammer
1250
600
GRH320T35WP14
GRH320T35WP14
Limited Stock
From
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Cutler Hammer
1200
600
GRH320T35WP15
GRH320T35WP15
Limited Stock
From
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Cutler Hammer
1000
600
GRH320T35WP16
GRH320T35WP16
Limited Stock
From
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Cutler Hammer
2000
600
GRH320T35WP17
GRH320T35WP17
Limited Stock
From
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Cutler Hammer
2000
600
GRH320T36WP11
GRH320T36WP11
Limited Stock
From
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Cutler Hammer
1600
600
GRH320T36WP12
GRH320T36WP12
Limited Stock
From
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Cutler Hammer
1400
600
GRH320T36WP13
GRH320T36WP13
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.