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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
CAH3200Y
CAH3200Y
In Stock
From
$681.36
Cutler Hammer
200
240
CAH3225X
CAH3225X
In Stock
From
$1,283.23
Cutler Hammer
225
240
CAH3225Y
CAH3225Y
In Stock
From
$1,283.23
Cutler Hammer
225
240
CDH2225
CDH2225
In Stock
From
$1,243.04
Challenger
225
240
CDH3125
CDH3125
Limited Stock
From
Get Price
Challenger
125
240
CE2020
CE2020
In Stock
From
$7.21
Challenger
20
480
CE2030
CE2030
In Stock
From
$84.82
Challenger
30
480
CE2045
CE2045
In Stock
From
$11.11
Challenger
45
480
CE2070
CE2070
In Stock
From
$3.42
Cutler Hammer
70
480
CE2100
CE2100
In Stock
From
$227.08
Challenger
100
480
CE3015L
CE3015L
In Stock
From
$493.03
Challenger
15
480
CE3030B
CE3030B
In Stock
From
$968.25
Cutler Hammer
30
480
CE3040
CE3040
In Stock
From
$83.56
Cutler Hammer
40
480
CE3050
CE3050
In Stock
From
$109.74
Cutler Hammer
50
480
CE3050L
CE3050L
In Stock
From
$156.97
Challenger
50
480
CE3060L
CE3060L
In Stock
From
$107.62
Challenger
60
480
CE3080L
CE3080L
Limited Stock
From
Get Price
Challenger
80
480
CE3100L
CE3100L
In Stock
From
$140.36
Cutler Hammer
100
480
CH115CAF
CH115CAF
In Stock
From
$31.49
Cutler Hammer
15
120
CH115HID
CH115HID
In Stock
From
$83.12
Cutler Hammer
15
120
CH2020
CH2020
In Stock
From
$50.91
Eaton
20
240
CH210
CH210
Limited Stock
From
Get Price
Cutler Hammer
10
240
CH2100-LONG
CH2100-LONG
In Stock
From
$131.23
Cutler Hammer
100
240
CH2100L
CH2100L
In Stock
From
$116.78
Cutler Hammer
100
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.