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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
3G30UM
3G30UM
In Stock
From
$47.84
Abl Sursum
1C13UM
1C13UM
Limited Stock
From
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Abl Sursum
1C16UM
1C16UM
Limited Stock
From
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Abl Sursum
3GU3
3GU3
In Stock
From
$26.21
Abl Sursum
1B.16
1B.16
Limited Stock
From
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Abl Sursum
1B206
1B206
Limited Stock
From
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Abl Sursum
1BU50
1BU50
In Stock
From
$15.90
Abl Sursum
1C4.0/H11U
1C4.0/H11U
In Stock
From
$20.11
Abl Sursum
1D.10
1D.10
In Stock
From
$5.85
Abl Sursum
1D1.01
1D1.01
In Stock
From
$8.27
Abl Sursum
2BU15
2BU15
In Stock
From
$17.09
Abl Sursum
2D16UM
2D16UM
In Stock
From
$60.22
Abl Sursum
2DNU25
2DNU25
In Stock
From
$13.27
Abl Sursum
2GU16A
2GU16A
In Stock
From
$13.59
Abl Sursum
2GU3
2GU3
In Stock
From
$17.59
Abl Sursum
2GU6
2GU6
In Stock
From
$15.20
Abl Sursum
3C206
3C206
Limited Stock
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Abl Sursum
3C6.0
3C6.0
Limited Stock
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Abl Sursum
3DU16
3DU16
In Stock
From
$17.14
Abl Sursum
V-EA51-G25A
V-EA51-G25A
In Stock
From
$18.49
Abl Sursum
V-EA52-G16A
V-EA52-G16A
In Stock
From
$28.37
Abl Sursum
VEA53-G50A
VEA53-G50A
In Stock
From
$40.81
Abl Sursum
2GU25
2GU25
Limited Stock
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Abl Sursum
MA4.0UM
MA4.0UM
Limited Stock
From
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Abl Sursum
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.