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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
A9F03120
A9F03120
Limited Stock
From
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Schneider Electric
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-
DJF36000S40AC
DJF36000S40AC
In Stock
From
$555.56
Square D
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FA22020AB-BLACK
FA22020AB-BLACK
In Stock
From
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Square D
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-
FA26020AC-BLACK
FA26020AC-BLACK
In Stock
From
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Square D
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FA36025G35
FA36025G35
In Stock
From
$79.04
Square D
-
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FAB36015-BLACK
FAB36015-BLACK
In Stock
From
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Square D
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FAL36000
FAL36000
In Stock
From
$65.98
Square D
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FHB36020-BLACK
FHB36020-BLACK
In Stock
From
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Square D
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-
FHL36100-BLACK
FHL36100-BLACK
In Stock
From
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Square D
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FHP3610016DC
FHP3610016DC
In Stock
From
$0.02
Square D
100
600
JGP36225SA
JGP36225SA
In Stock
From
$15.36
Square D
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KAL26100WB8041
KAL26100WB8041
In Stock
From
$876.57
Schneider Electric
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KCJ34225
KCJ34225
In Stock
From
$116.33
Square D
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LA361751590
LA361751590
In Stock
From
$374.91
Square D
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LAF26400MV1021
LAF26400MV1021
In Stock
From
$120.76
Square D
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MHL365001676
MHL365001676
In Stock
From
$4,407.98
Schneider Electric
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NSC100N
NSC100N
In Stock
From
$27.71
Schneider Electric
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-
PGA36080CU44A
PGA36080CU44A
In Stock
From
$12,529.01
Square D
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Q12110
Q12110
In Stock
From
$54.77
Square D
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29587
29587
In Stock
From
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Schneider Electric
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527398P1
527398P1
In Stock
From
$3,228.16
Square D
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-
A9F53140
A9F53140
Limited Stock
From
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Schneider Electric
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-
BGA24050Y4
BGA24050Y4
In Stock
From
$66.67
Square D
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C60N-2P-4A
C60N-2P-4A
In Stock
From
Get Price
Schneider Electric
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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.