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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.
SORT BY
Part Number
PRICE
Manufacturer
Amperage
Voltage
1492-SP3C020
1492-SP3C020
In Stock
From
$64.24
Allen-Bradley
2
480
1492-SP3C040
1492-SP3C040
In Stock
From
$101.39
Allen-Bradley
4
480
1492-SP3C060
1492-SP3C060
In Stock
From
$18.34
Allen-Bradley
6
480
1492-SP3C100
1492-SP3C100
In Stock
From
$172.84
Allen-Bradley
10
480
1492-SP3C160-N
1492-SP3C160-N
In Stock
From
$108.37
Allen-Bradley
16
480
1492-SP3C250
1492-SP3C250
In Stock
From
$131.75
Allen-Bradley
25
480
1492-SP3C320
1492-SP3C320
In Stock
From
$102.36
Allen-Bradley
32
480
1492-SP3C630
1492-SP3C630
In Stock
From
$286.34
Allen-Bradley
63
277
1492-SP3D060
1492-SP3D060
In Stock
From
$41.22
Allen-Bradley
6
480
1492-SP3D300
1492-SP3D300
In Stock
From
$213.49
Allen-Bradley
30
480
25717
25717
Limited Stock
From
Get Price
Merlin Gerin
25
480
25798
25798
In Stock
From
$38.53
Schneider Electric
2
240
25818
25818
In Stock
From
$41.20
Schneider Electric
20
440
25820
25820
In Stock
From
$5.54
Schneider Electric
32
440
29003
29003
In Stock
From
$98.47
Merlin Gerin
100
690
29005
29005
In Stock
From
$960.72
Merlin Gerin
100
690
29675
29675
In Stock
From
$78.78
Merlin Gerin
16
690
29677
29677
In Stock
From
$609.61
Merlin Gerin
32
690
30405
30405
In Stock
From
$14.65
Merlin Gerin
160
690
30408
30408
Limited Stock
From
Get Price
Merlin Gerin
160
690
32408
32408
Limited Stock
From
Get Price
Merlin Gerin
400
600
32694
32694
Limited Stock
From
Get Price
Merlin Gerin
400
690
32893
32893
In Stock
From
$1,797.10
Schneider Electric
630
690
32895
32895
Limited Stock
From
Get Price
Merlin Gerin
630
690
Popular Molded Case Circuit Breaker Manufacturers
Eaton
Square D
ABB
Siemens

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.