1. Home / 
  2. All Categories / 
  3. Circuit Breaker / 
  4. Molded Case Circuit Breaker

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
THQD32125
THQD32125
In Stock
From
$581.09
General Electric
125
240
THQD32175
THQD32175
In Stock
From
$774.66
General Electric
175
240
THQD32175X2
THQD32175X2
In Stock
From
$393.53
General Electric
175
240
THQD32200
THQD32200
In Stock
From
$1,262.33
General Electric
200
240
THQD32200X2
THQD32200X2
In Stock
From
$524.01
General Electric
200
240
THQD32225
THQD32225
In Stock
From
$597.28
General Electric
225
240
THQL1115AFP2
THQL1115AFP2
In Stock
From
$58.63
General Electric
15
240
THQL2120GF1
THQL2120GF1
In Stock
From
$126.29
General Electric
20
240
THQL32050ST1
THQL32050ST1
In Stock
From
$373.27
General Electric
50
240
THQMV150E
THQMV150E
In Stock
From
$1,000.13
General Electric
150
240
THQMV225D
THQMV225D
In Stock
From
$283.15
General Electric
225
120
THQP125
THQP125
In Stock
From
$11.84
General Electric
25
240
THQP135
THQP135
In Stock
From
$15.84
General Electric
35
240
THQP140
THQP140
In Stock
From
$5.27
General Electric
40
240
THQP150
THQP150
In Stock
From
$3.49
General Electric
50
240
THQP215
THQP215
In Stock
From
$6.85
General Electric
15
120
THQP245
THQP245
In Stock
From
$19.48
General Electric
45
120
TJC36400F
TJC36400F
In Stock
From
$1,719.71
General Electric
400
600
TJC36400G
TJC36400G
In Stock
From
$4,092.72
General Electric
400
600
TJC36600G
TJC36600G
In Stock
From
$970.61
General Electric
600
600
TJD422250
TJD422250
In Stock
From
$685.33
General Electric
250
240
TJD422250WL
TJD422250WL
In Stock
From
Get Price
General Electric
250
240
TJD422400WL
TJD422400WL
In Stock
From
$1,376.47
General Electric
400
240
TJD432250
TJD432250
In Stock
From
$883.12
General Electric
250
240
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.