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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
CVH3200X
CVH3200X
In Stock
From
$1,157.68
Eaton
200
240
DNPL1515
DNPL1515
In Stock
From
$42.06
Eaton
15
120
DNPL153015
DNPL153015
In Stock
From
$36.83
Eaton
30
240
DNPL2020
DNPL2020
In Stock
From
$27.22
Eaton
20
120
DNPL220220
DNPL220220
In Stock
From
$261.20
Eaton
20
240
EGK3125KSG
EGK3125KSG
In Stock
From
$1,086.50
Eaton
125
480
EGS1020FFB
EGS1020FFB
In Stock
From
$95.45
Eaton
20
240
EHD3060LBP10
EHD3060LBP10
In Stock
From
$406.99
Eaton
60
480
FAZ-C5/1-NA-DC-SP
FAZ-C5/1-NA-DC-SP
In Stock
From
$79.17
Eaton
5
480
FD1030LBP10
FD1030LBP10
In Stock
From
$170.59
Eaton
30
277
FDE315021
FDE315021
In Stock
From
$2,404.12
Eaton
150
600
FI3225
FI3225
In Stock
From
$3,984.88
Eaton
225
480
GFCB115
GFCB115
In Stock
From
$64.97
Cutler Hammer
15
120
GFCB115CS
GFCB115CS
In Stock
From
$302.77
Cutler Hammer
15
120
GFCB120
GFCB120
In Stock
From
$89.60
Eaton
20
120
GFCB130
GFCB130
In Stock
From
$44.79
Eaton
30
120
GFCB220
GFCB220
In Stock
From
$126.20
Cutler Hammer
20
240
GFCB240
GFCB240
In Stock
From
$68.57
Eaton
40
240
GI2100
GI2100
In Stock
From
$707.00
Cutler Hammer
100
480
GI3030
GI3030
In Stock
From
$162.25
Cutler Hammer
30
480
GI3040
GI3040
In Stock
From
$271.84
Cutler Hammer
40
480
HFD3030LBP10
HFD3030LBP10
In Stock
From
$543.20
Eaton
30
600
HFD3090LBP10
HFD3090LBP10
In Stock
From
$745.94
Eaton
90
600
HFDE310021
HFDE310021
In Stock
From
$956.00
Eaton
100
600
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.