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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
RHFA3150L
RHFA3150L
In Stock
From
$819.56
Cutler Hammer
150
600
CH2025
CH2025
In Stock
From
$22.22
Eaton
25
240
CH2035
CH2035
In Stock
From
$26.66
Eaton
35
240
CH2040
CH2040
In Stock
From
$22.22
Eaton
40
240
CH2050
CH2050
In Stock
From
$22.22
Eaton
50
240
CH2060
CH2060
In Stock
From
$17.96
Eaton
60
240
CH2070
CH2070
In Stock
From
$26.66
Eaton
70
240
CH215-FULLNOTCH
CH215-FULLNOTCH
In Stock
From
$299.92
Cutler Hammer
15
240
CHB120SWN
CHB120SWN
In Stock
From
$58.64
Cutler Hammer
20
120
CM2200
CM2200
In Stock
From
$20.10
Cutler Hammer
200
240
CM2225
CM2225
In Stock
From
$750.43
Cutler Hammer
225
240
G2015
G2015
In Stock
From
$21.74
Cutler Hammer
15
600
G2070
G2070
In Stock
From
$89.41
Eaton
70
600
G2100
G2100
In Stock
From
$129.91
Cutler Hammer
100
600
G3100
G3100
In Stock
From
$120.08
Eaton
100
600
G3100F
G3100F
In Stock
From
$1.33
Cutler Hammer
100
600
GFCBH220
GFCBH220
In Stock
From
Get Price
Cutler Hammer
20
240
GFCBH225
GFCBH225
In Stock
From
$329.16
Cutler Hammer
25
240
GMCP060J2CA3
GMCP060J2CA3
In Stock
From
$1,295.83
Eaton
-
-
HMAP015E0C
HMAP015E0C
In Stock
From
$790.23
Eaton
-
-
HMAP030H1C
HMAP030H1C
In Stock
From
$1,045.03
Eaton
-
-
HMCP025D0I
HMCP025D0I
In Stock
From
$802.92
Eaton
-
-
HQCL1020
HQCL1020
In Stock
From
$15.45
Cutler Hammer
20
240
KS320300A
KS320300A
In Stock
From
$705.45
Cutler Hammer
-
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.