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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
GHC2060
GHC2060
In Stock
From
$107.99
Westinghouse
60
480
GHC2070
GHC2070
In Stock
From
$659.76
Cutler Hammer
70
480
GHC2080
GHC2080
In Stock
From
$654.64
Cutler Hammer
80
480
GHC2090
GHC2090
In Stock
From
$609.34
Cutler Hammer
90
480
GHC3015
GHC3015
In Stock
From
$134.80
Eaton
15
480
GHC3020
GHC3020
In Stock
From
$102.67
Eaton
20
480
GHC3020S1
GHC3020S1
In Stock
From
$364.40
Westinghouse
20
480
GHC3025
GHC3025
In Stock
From
$548.71
Westinghouse
25
480
GHC3030
GHC3030
In Stock
From
$239.85
Eaton
30
480
GHC3035
GHC3035
In Stock
From
$558.84
Westinghouse
35
480
GHC3040
GHC3040
In Stock
From
$209.09
Westinghouse
40
480
GHC3060
GHC3060
In Stock
From
$214.58
Westinghouse
60
480
GHC3070S1
GHC3070S1
In Stock
From
$1,261.74
Eaton
70
480
GHC3080
GHC3080
In Stock
From
$717.17
Eaton
80
480
GHC3090
GHC3090
In Stock
From
$1,009.60
Westinghouse
90
480
GHC3100S1
GHC3100S1
In Stock
From
$618.95
Eaton
100
480
GHQ1015
GHQ1015
In Stock
From
$201.35
Eaton
15
277
GHQRSP1020
GHQRSP1020
In Stock
From
$106.12
Eaton
20
480
GMCP015E0C
GMCP015E0C
In Stock
From
$403.85
Eaton
15
480
GMCP030H1C
GMCP030H1C
In Stock
From
$492.33
Eaton
30
480
GMCP050K2C
GMCP050K2C
In Stock
From
$1,062.44
Eaton
50
480
GMCP060J2C
GMCP060J2C
In Stock
From
$605.75
Eaton
60
480
HB3B030
HB3B030
In Stock
From
$157.59
Siemens
30
240
HDA260151
HDA260151
In Stock
From
$855.33
Square D
15
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.