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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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1SDA067058R1
1SDA067058R1
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ABB
1SDA067070R1
1SDA067070R1
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ABB
1SDA067353R1
1SDA067353R1
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ABB
1SDA067392R1
1SDA067392R1
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$107.50
ABB
1SDA067399R1
1SDA067399R1
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ABB
1SDA067404R1
1SDA067404R1
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ABB
1SDA067414R1
1SDA067414R1
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ABB
1SDA068059R1
1SDA068059R1
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$388.15
ABB
1SDA068175R1
1SDA068175R1
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ABB
1SDA068210R1
1SDA068210R1
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ABB
1SDA068308R1
1SDA068308R1
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ABB
1SDA069750R1
1SDA069750R1
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$149.12
ABB
1SDA073445R1
1SDA073445R1
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ABB
2CDS252001R0044
2CDS252001R0044
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ABB
2CSF-202-101-R1250
2CSF-202-101-R1250
In Stock
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$289.65
ABB
2CSF202001R1250
2CSF202001R1250
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$497.69
ABB
2CSF202101R0160
2CSF202101R0160
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ABB
2CSF202101R1400
2CSF202101R1400
In Stock
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$420.34
ABB
2CSF204006R3630
2CSF204006R3630
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$29.50
ABB
65241-54D
65241-54D
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$59.14
ABB
A1A 100 TMF 100-1000 1P F F UL
A1A 100 TMF 100-1000 1P F F UL
In Stock
From
$121.20
ABB
A1A 100 TMF 80-800 1P F F UL
A1A 100 TMF 80-800 1P F F UL
In Stock
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$117.16
ABB
DS201 C2 A30
DS201 C2 A30
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ABB
DS201 K16 A30
DS201 K16 A30
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ABB
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.