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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
GHC3070
GHC3070
In Stock
From
$156.53
Eaton
70
480
GHC3070S1
GHC3070S1
In Stock
From
$1,261.74
Eaton
70
480
GHC3080
GHC3080
In Stock
From
$819.11
Eaton
80
480
GHC3090
GHC3090
In Stock
From
$1,077.67
Westinghouse
90
480
GHC3100S1
GHC3100S1
In Stock
From
$598.29
Eaton
100
480
GHQ1015
GHQ1015
In Stock
From
$159.72
Eaton
15
277
GHQ1020S
GHQ1020S
In Stock
From
$279.02
Westinghouse
20
480
GHQRSP1020
GHQRSP1020
In Stock
From
$128.17
Eaton
20
480
GMCP060J2C
GMCP060J2C
In Stock
From
$605.75
Eaton
60
480
HFD1015
HFD1015
In Stock
From
$307.90
Eaton
15
277
HFD1020L
HFD1020L
In Stock
From
$352.15
Eaton
20
277
HFD1025
HFD1025
In Stock
From
$315.67
Eaton
25
277
HFD1030L
HFD1030L
In Stock
From
$313.06
Eaton
30
277
HFD1035
HFD1035
In Stock
From
$375.19
Eaton
35
277
HFD1040
HFD1040
In Stock
From
$407.13
Eaton
40
277
HFD1045
HFD1045
In Stock
From
$245.99
Eaton
45
277
HFD1050
HFD1050
In Stock
From
$278.72
Eaton
50
277
HFD1060
HFD1060
In Stock
From
$267.58
Eaton
60
277
HFD1080
HFD1080
In Stock
From
$335.48
Eaton
80
277
HFD1090
HFD1090
In Stock
From
$114.12
Eaton
90
277
HFD1110
HFD1110
In Stock
From
$484.30
Eaton
110
277
HFD3015V
HFD3015V
In Stock
From
$524.60
Eaton
15
600
HFD3015VL
HFD3015VL
In Stock
From
$2,074.54
Eaton
15
600
HFD3020V
HFD3020V
In Stock
From
$591.19
Eaton
20
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.