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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
1492-SPM3D30
1492-SPM3D30
In Stock
From
$232.62
Allen-Bradley
-
-
1492-SPU1D080
1492-SPU1D080
In Stock
From
$26.83
Allen-Bradley
-
-
1494V-M70
1494V-M70
In Stock
From
$191.05
Allen-Bradley
-
-
702-COH93
702-COH93
In Stock
From
$166.84
Allen-Bradley
-
-
1492-GHD015
1492-GHD015
In Stock
From
$16.37
Allen-Bradley
-
-
1492-SP1D150-N
1492-SP1D150-N
In Stock
From
Get Price
Allen-Bradley
-
-
140M-C2E-C16-KN
140M-C2E-C16-KN
In Stock
From
Get Price
Allen-Bradley
-
-
140M-I8P-C50S-CXM(A)
140M-I8P-C50S-CXM(A)
In Stock
From
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Allen-Bradley
-
-
140U-146C3-C40
140U-146C3-C40
In Stock
From
$1,841.21
Allen-Bradley
-
-
140U-G2-C15
140U-G2-C15
In Stock
From
$1,841.21
Allen-Bradley
-
-
CB2-1492
CB2-1492
In Stock
From
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Allen-Bradley
-
-
G1001492
G1001492
In Stock
From
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Allen-Bradley
-
-
140G-H3C3-C25-FB
140G-H3C3-C25-FB
In Stock
From
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Allen-Bradley
-
-
140M-C2E-B63-AFA11
140M-C2E-B63-AFA11
In Stock
From
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Allen-Bradley
-
-
188-A3C500
188-A3C500
In Stock
From
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Allen-Bradley
-
-
140M-18P-B70-M
140M-18P-B70-M
Limited Stock
From
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Allen-Bradley
-
-
S203U-K50A
S203U-K50A
In Stock
From
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Allen-Bradley
-
-
1489-M2C400
1489-M2C400
Limited Stock
From
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Allen-Bradley
40
240
1489-M2D600
1489-M2D600
Limited Stock
From
Get Price
Allen-Bradley
60
240
140MG-J8P-D25
140MG-J8P-D25
Limited Stock
From
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Allen-Bradley
250
600
1489-M1C500
1489-M1C500
Limited Stock
From
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Allen-Bradley
50
240
1489-M1D500
1489-M1D500
Limited Stock
From
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Allen-Bradley
50
240
1489-M2C300
1489-M2C300
Limited Stock
From
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Allen-Bradley
30
277
1489-M2C630
1489-M2C630
Limited Stock
From
Get Price
Allen-Bradley
63
240
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.