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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
RHFA2020L
RHFA2020L
In Stock
From
$330.58
Cutler Hammer
20
600
RHFA2025
RHFA2025
In Stock
From
$356.23
Cutler Hammer
25
600
RHFA2025L
RHFA2025L
In Stock
From
$356.23
Cutler Hammer
25
600
RHFA2030
RHFA2030
In Stock
From
$325.34
Cutler Hammer
30
600
RHFA2030L
RHFA2030L
In Stock
From
$325.34
Cutler Hammer
30
600
RHFA2035
RHFA2035
In Stock
From
$474.40
Cutler Hammer
35
600
RHFA2035L
RHFA2035L
In Stock
From
$535.80
Cutler Hammer
35
600
RHFA2040
RHFA2040
In Stock
From
$325.34
Cutler Hammer
40
600
RHFA2040L
RHFA2040L
In Stock
From
$325.34
Cutler Hammer
40
600
RHFA2045
RHFA2045
In Stock
From
$195.26
Cutler Hammer
45
600
RHFA2050
RHFA2050
In Stock
From
$275.77
Cutler Hammer
50
600
RHFA2050L
RHFA2050L
In Stock
From
$275.77
Cutler Hammer
50
600
RHFA2060
RHFA2060
In Stock
From
$336.85
Cutler Hammer
60
600
RHFA2060L
RHFA2060L
In Stock
From
$336.85
Cutler Hammer
60
600
RHFA2070
RHFA2070
In Stock
From
$430.32
Cutler Hammer
70
600
RHFA2070L
RHFA2070L
In Stock
From
$430.32
Cutler Hammer
70
600
RHFA2080
RHFA2080
In Stock
From
$905.64
Cutler Hammer
80
600
RHFA2080L
RHFA2080L
In Stock
From
$930.48
Cutler Hammer
80
600
RHFA2090
RHFA2090
In Stock
From
$5.68
Cutler Hammer
90
600
RHFA2090L
RHFA2090L
In Stock
From
$5.68
Cutler Hammer
90
600
RHFA2100
RHFA2100
In Stock
From
Get Price
Cutler Hammer
100
600
RHFA2100L
RHFA2100L
In Stock
From
Get Price
Cutler Hammer
100
600
RHFA2125
RHFA2125
In Stock
From
$353.27
Cutler Hammer
125
600
RHFA2125L
RHFA2125L
In Stock
From
$353.27
Cutler Hammer
125
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.