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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
EDC3150Y
EDC3150Y
In Stock
From
$1,045.45
Eaton
150
240
EDC3175
EDC3175
In Stock
From
$1,211.87
Westinghouse
175
240
EDC3175L
EDC3175L
Limited Stock
From
Get Price
Eaton
175
240
EDC3200
EDC3200
In Stock
From
$362.08
Eaton
200
240
EDC3225
EDC3225
In Stock
From
$1,068.01
Cutler Hammer
225
240
EDC3225L
EDC3225L
Limited Stock
From
Get Price
Eaton
225
240
EDH3125L
EDH3125L
In Stock
From
$459.60
Eaton
125
240
EDH3125W
EDH3125W
In Stock
From
$523.05
Eaton
125
240
EDH3125Y
EDH3125Y
In Stock
From
$689.42
Eaton
125
240
EDS3100
EDS3100
In Stock
From
$449.85
Eaton
100
240
EDS3110
EDS3110
In Stock
From
$451.03
Westinghouse
110
240
EDS3125
EDS3125
In Stock
From
$375.36
Eaton
125
240
EDS3150
EDS3150
In Stock
From
$364.35
Eaton
150
240
EDS3175
EDS3175
In Stock
From
$350.56
Westinghouse
175
240
EGB14030EPD
EGB14030EPD
In Stock
From
$956.20
Schneider Electric
30
277
EGB14040
EGB14040
In Stock
From
$719.14
Schneider Electric
40
277
EGB14060
EGB14060
In Stock
From
$102.61
Schneider Electric
60
277
EGB14070
EGB14070
In Stock
From
$98.51
Square D
70
277
EGB16015
EGB16015
In Stock
From
$82.86
Schneider Electric
15
600
EGB16020
EGB16020
In Stock
From
$171.88
Square D
20
600
EGB24015
EGB24015
In Stock
From
$260.63
Schneider Electric
15
480
EGB24020
EGB24020
In Stock
From
$190.99
Square D
20
480
EGB24030SA
EGB24030SA
In Stock
From
$762.19
Square D
30
480
EGB24035
EGB24035
In Stock
From
$131.89
Schneider Electric
35
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.