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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
MDL3800LSI
MDL3800LSI
In Stock
From
$1,333.33
Eaton
-
-
MDL3800SKW
MDL3800SKW
In Stock
From
$6,312.87
Eaton
800
600
MH250
MH250
In Stock
From
$22.90
Eaton
50
240
PDF53M1200E5MN
PDF53M1200E5MN
In Stock
From
Get Price
Eaton
1200
600
RD316T65W
RD316T65W
In Stock
From
$9,963.36
Eaton
1600
600
RD316TW
RD316TW
In Stock
From
$6,167.96
Cutler Hammer
1600
600
BAB3015HVH09
BAB3015HVH09
In Stock
From
$165.87
Eaton
-
-
CHND412T33W
CHND412T33W
In Stock
From
$38,174.78
Westinghouse
1200
600
CHND4800T32W
CHND4800T32W
In Stock
From
$3,868.20
Cutler Hammer
800
600
CHND4800T33W
CHND4800T33W
In Stock
From
$10,235.64
Westinghouse
800
600
CMDLB3800T32W
CMDLB3800T32W
In Stock
From
$7,976.81
Cutler Hammer
800
600
CMDLB3800T36W
CMDLB3800T36W
In Stock
From
$5,627.21
Eaton
800
600
CND412T33W
CND412T33W
In Stock
From
$5,659.14
Cutler Hammer
1200
600
CND4800T32W
CND4800T32W
In Stock
From
$8,949.97
Cutler Hammer
800
600
CND4800T33W
CND4800T33W
In Stock
From
$5,821.02
Westinghouse
800
600
EDC2125BP10
EDC2125BP10
In Stock
From
$610.34
Eaton
125
240
EDC2150BP10
EDC2150BP10
In Stock
From
$1,219.87
Eaton
150
240
EDC2175BP10
EDC2175BP10
In Stock
From
$820.87
Eaton
175
240
EDC2200BP10
EDC2200BP10
In Stock
From
$878.17
Eaton
200
240
EDC2225BP10
EDC2225BP10
In Stock
From
$824.30
Eaton
225
240
EDC3100BP10
EDC3100BP10
In Stock
From
$1,113.59
Eaton
100
240
EDC3125BP10
EDC3125BP10
In Stock
From
$1,191.59
Eaton
125
240
EDC3150BP10
EDC3150BP10
In Stock
From
$1,045.45
Eaton
150
240
EDC3175BP10
EDC3175BP10
In Stock
From
$1,042.79
Eaton
175
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.