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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
FH360701121
FH360701121
In Stock
From
$275.14
Square D
70
600
FH360801021
FH360801021
In Stock
From
$694.41
Square D
80
600
FH360901021
FH360901021
In Stock
From
$1,110.82
Square D
90
600
FH360901042
FH360901042
In Stock
From
$909.77
Square D
90
600
FH361001021
FH361001021
In Stock
From
$522.04
Square D
100
600
FHB36025
FHB36025
In Stock
From
$439.75
Square D
25
600
FHL16015
FHL16015
In Stock
From
$193.50
Square D
15
277
FHL16020
FHL16020
In Stock
From
$68.09
Square D
20
277
FHL16025
FHL16025
In Stock
From
$191.66
Square D
25
277
FHL16030
FHL16030
In Stock
From
$158.19
Square D
30
277
FHL16035
FHL16035
In Stock
From
$192.34
Square D
35
277
FHL16040
FHL16040
In Stock
From
$57.47
Square D
40
277
FHL16045
FHL16045
In Stock
From
$194.17
Square D
45
277
FHL16050
FHL16050
In Stock
From
$194.15
Square D
50
277
FHL16060
FHL16060
In Stock
From
$122.90
Square D
60
277
FHL16070
FHL16070
In Stock
From
$181.48
Square D
70
277
FHL16080
FHL16080
In Stock
From
$301.61
Square D
80
277
FHL16090
FHL16090
In Stock
From
$217.67
Square D
90
277
FHL16100
FHL16100
In Stock
From
$308.21
Square D
100
277
FHL26000M
FHL26000M
In Stock
From
$114.06
Square D
100
600
FHL26000M4200
FHL26000M4200
In Stock
From
$362.74
Square D
100
600
FHL26015
FHL26015
In Stock
From
$260.82
Square D
15
600
FHL26020
FHL26020
In Stock
From
$244.83
Square D
20
600
FHL26025
FHL26025
In Stock
From
$280.58
Square D
25
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.