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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
HLL36050AA
HLL36050AA
In Stock
From
$379.30
Square D
50
600
HLL36050SA
HLL36050SA
In Stock
From
$677.30
Square D
50
600
HLL36060C
HLL36060C
Limited Stock
From
Get Price
Schneider Electric
60
600
HLL36080AA
HLL36080AA
In Stock
From
$1,462.72
Schneider Electric
80
600
HLL36080SN
HLL36080SN
In Stock
From
$1,462.72
Schneider Electric
80
600
HLL36080UA
HLL36080UA
In Stock
From
$788.69
Square D
80
600
HLL36125AA
HLL36125AA
In Stock
From
$7,993.72
Schneider Electric
125
600
HLL36125SN
HLL36125SN
In Stock
From
$2,936.11
Square D
125
600
HLL36125T
HLL36125T
In Stock
From
$2,199.90
Square D
125
600
HLL36125UA
HLL36125UA
In Stock
From
$7,993.72
Schneider Electric
125
600
HLL36150U33X
HLL36150U33X
In Stock
From
$4,130.09
Square D
150
600
HLM36015
HLM36015
In Stock
From
$2,135.79
Schneider Electric
15
600
HLM36025
HLM36025
In Stock
From
$449.85
Square D
25
600
HLM36030
HLM36030
In Stock
From
$668.43
Square D
30
600
HLM36035
HLM36035
In Stock
From
$441.66
Square D
35
600
HLM36040
HLM36040
In Stock
From
$612.81
Square D
40
600
HLM36045
HLM36045
In Stock
From
$530.26
Schneider Electric
45
600
HLM36050
HLM36050
In Stock
From
$527.66
Schneider Electric
50
600
HLM36060
HLM36060
In Stock
From
$907.49
Schneider Electric
60
600
HLM36070
HLM36070
In Stock
From
$503.89
Square D
70
600
HLM36090
HLM36090
In Stock
From
$502.23
Schneider Electric
90
600
HLM36100
HLM36100
In Stock
From
$964.74
Square D
100
600
HLP36050
HLP36050
In Stock
From
$513.05
Schneider Electric
50
600
HLP36150U31X
HLP36150U31X
In Stock
From
$1,014.10
Square D
150
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.