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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
HLL36110
HLL36110
In Stock
From
$1,764.61
Square D
110
600
HLL36110LV
HLL36110LV
Limited Stock
From
Get Price
Schneider Electric
110
600
HLL36150
HLL36150
In Stock
From
$2,234.00
Schneider Electric
150
600
HLL36150C
HLL36150C
In Stock
From
$888.96
Square D
150
600
HLM36020
HLM36020
In Stock
From
$359.14
Schneider Electric
20
600
HLP36015
HLP36015
In Stock
From
$776.14
Square D
15
600
HLP36020
HLP36020
In Stock
From
$605.22
Square D
20
600
HLP36025
HLP36025
In Stock
From
$1,278.10
Schneider Electric
25
600
HLP36030
HLP36030
In Stock
From
$586.07
Schneider Electric
30
600
HLP36035
HLP36035
In Stock
From
$448.12
Square D
35
600
HLP36040
HLP36040
In Stock
From
$510.14
Square D
40
600
HLP36070
HLP36070
In Stock
From
$641.77
Square D
70
600
HLP36090
HLP36090
In Stock
From
$852.17
Schneider Electric
90
600
HOM140
HOM140
In Stock
From
$7.78
Schneider Electric
40
120
HOM245GFI
HOM245GFI
In Stock
From
$107.83
Schneider Electric
45
240
JDL26150
JDL26150
In Stock
From
$1,438.50
Square D
150
600
JDL26250
JDL26250
In Stock
From
$1,008.47
Schneider Electric
250
600
JDL36175SA
JDL36175SA
In Stock
From
$668.94
Schneider Electric
175
600
JDL36225T
JDL36225T
In Stock
From
$3,796.02
Square D
225
600
JDL36250U44X
JDL36250U44X
In Stock
From
$2,867.27
Schneider Electric
250
600
JDL36250U53X
JDL36250U53X
In Stock
From
$2,457.19
Square D
250
600
JDM34250WU31X
JDM34250WU31X
In Stock
From
$3,669.86
Square D
250
480
JDM36150
JDM36150
In Stock
From
$967.96
Schneider Electric
150
600
JDM36250U31X
JDM36250U31X
In Stock
From
$1,727.98
Square D
250
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.