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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
25-E-8945
25-E-8945
In Stock
From
$186.59
Westinghouse
-
-
2606D95G31
2606D95G31
In Stock
From
$519.22
Westinghouse
-
-
602J001G02
602J001G02
In Stock
From
$504.06
Westinghouse
-
-
68E3388
68E3388
In Stock
From
$437.22
Westinghouse
-
-
ALB-1-10A
ALB-1-10A
In Stock
From
$428.39
Westinghouse
-
-
BSQ115
BSQ115
In Stock
From
$15.86
Westinghouse
-
-
CHLDB3600F
CHLDB3600F
In Stock
From
Get Price
Cutler Hammer
600
600
E1015C
E1015C
In Stock
From
$111.89
Westinghouse
-
-
EB2030A
EB2030A
In Stock
From
$115.21
Westinghouse
-
-
EHB3050-AL
EHB3050-AL
In Stock
From
$861.19
Westinghouse
-
-
EHD3030LA01S18
EHD3030LA01S18
In Stock
From
$443.48
Westinghouse
-
-
FA3190SM
FA3190SM
In Stock
From
$478.02
Westinghouse
-
-
HFDDC3070
HFDDC3070
In Stock
From
Get Price
Eaton
70
600
HFDDC3150LS22
HFDDC3150LS22
In Stock
From
Get Price
Eaton
150
600
HMCP003A0D
HMCP003A0D
In Stock
From
$476.52
Westinghouse
-
-
QNPAL2050
QNPAL2050
In Stock
From
$23.03
Eaton
50
240
F2070S
F2070S
In Stock
From
$0.02
Westinghouse
-
-
F3020S
F3020S
In Stock
From
$69.88
Westinghouse
-
-
F3030P
F3030P
In Stock
From
$168.00
Westinghouse
-
-
F3030S
F3030S
In Stock
From
$6.71
Westinghouse
-
-
F3040S
F3040S
In Stock
From
$5.39
Westinghouse
-
-
F3050V
F3050V
In Stock
From
$2.22
Westinghouse
-
-
F3070P
F3070P
In Stock
From
$34.28
Westinghouse
-
-
F3080M
F3080M
In Stock
From
$0.02
Westinghouse
-
-
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.