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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-MCGAT215
1492-MCGAT215
Limited Stock
From
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Allen-Bradley
-
-
1492-MCGAT220
1492-MCGAT220
Limited Stock
From
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Allen-Bradley
-
-
1492-SP1B080-N
1492-SP1B080-N
Limited Stock
From
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Allen-Bradley
8
277
1492-SP1B400-N
1492-SP1B400-N
Limited Stock
From
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Allen-Bradley
40
277
1492-SP1B630
1492-SP1B630
Limited Stock
From
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Allen-Bradley
63
277
1492-SP1B630-N
1492-SP1B630-N
Limited Stock
From
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Allen-Bradley
63
277
1492-SP1C005-N
1492-SP1C005-N
Limited Stock
From
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Allen-Bradley
-
-
1492-SP1D080-N
1492-SP1D080-N
Limited Stock
From
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Allen-Bradley
8
277
1492-SP2D500
1492-SP2D500
Limited Stock
From
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Allen-Bradley
50
480
1492-SP3D020-N
1492-SP3D020-N
Limited Stock
From
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Allen-Bradley
2
480
1492-SP3D030-N
1492-SP3D030-N
Limited Stock
From
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Allen-Bradley
3
480
1492-SP3D080
1492-SP3D080
Limited Stock
From
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Allen-Bradley
8
480
1492-SP3D080-N
1492-SP3D080-N
Limited Stock
From
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Allen-Bradley
8
480
194R-KJ30-1753-PB
194R-KJ30-1753-PB
Limited Stock
From
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Allen-Bradley
-
-
140MT-C3E-B40-KY
140MT-C3E-B40-KY
Limited Stock
From
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Allen-Bradley
-
-
140MT-C3E-B63-KY
140MT-C3E-B63-KY
Limited Stock
From
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Allen-Bradley
-
-
1492-CB-2-D-G-005
1492-CB-2-D-G-005
Limited Stock
From
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Allen-Bradley
-
-
1492-CB1DF150
1492-CB1DF150
Limited Stock
From
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Allen-Bradley
15
-
1492-CB1DG400
1492-CB1DG400
Limited Stock
From
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Allen-Bradley
40
-
1492-CB1H005
1492-CB1H005
Limited Stock
From
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Allen-Bradley
-
-
1492-CB2-G200
1492-CB2-G200
Limited Stock
From
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Allen-Bradley
-
-
1492-CB2F005
1492-CB2F005
Limited Stock
From
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Allen-Bradley
0.5
480
1492-CB2F010
1492-CB2F010
Limited Stock
From
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Allen-Bradley
1
480
1492-CB2F015
1492-CB2F015
Limited Stock
From
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Allen-Bradley
1.5
480
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.