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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
BAB3025
BAB3025
In Stock
From
Get Price
Eaton
25
240
BAB3030HT
BAB3030HT
In Stock
From
$365.52
Eaton
30
240
BAB3035HS
BAB3035HS
In Stock
From
$196.59
Eaton
35
240
BAB3035HT
BAB3035HT
In Stock
From
$272.29
Eaton
35
240
BAB3080HS
BAB3080HS
In Stock
From
$358.44
Eaton
80
240
BAB3080HT
BAB3080HT
In Stock
From
$953.26
Eaton
80
240
BD3050
BD3050
In Stock
From
$50.06
Eaton
50
120
BQC230250
BQC230250
In Stock
From
$83.51
Eaton
50
240
BQC2502120
BQC2502120
In Stock
From
$56.26
Eaton
50
240
CA3225
CA3225
In Stock
From
$803.53
Eaton
225
240
CAH3125
CAH3125
In Stock
From
$451.73
Eaton
125
240
CRD316T32W
CRD316T32W
In Stock
From
$18,462.17
Eaton
1600
600
CRD316T77W
CRD316T77W
In Stock
From
$18,878.61
Eaton
1600
600
CRD316T93W
CRD316T93W
In Stock
From
$73,195.27
Eaton
1600
600
CRD320T52W
CRD320T52W
In Stock
From
$8,133.99
Eaton
2000
600
CRD320T66W
CRD320T66W
In Stock
From
$6,507.19
Eaton
2000
600
CRD320T93W
CRD320T93W
In Stock
From
$27,403.89
Eaton
2000
600
CRDC316T107W
CRDC316T107W
In Stock
From
$54,963.40
Eaton
1600
600
CRDC316T32W
CRDC316T32W
In Stock
From
$59,879.41
Eaton
1600
600
CRDC316T33W
CRDC316T33W
In Stock
From
$55,582.91
Eaton
1600
600
CRDC320T106W
CRDC320T106W
In Stock
From
$44,394.15
Eaton
2000
600
EDB3100
EDB3100
In Stock
From
$462.82
Westinghouse
100
240
EDB3110
EDB3110
In Stock
From
$280.67
Eaton
110
240
EDB3150
EDB3150
In Stock
From
$412.50
Eaton
150
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.