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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
TLB136100
TLB136100
In Stock
From
$835.80
General Electric
100
600
TLB136110
TLB136110
In Stock
From
$755.93
General Electric
110
600
TLB136125
TLB136125
In Stock
From
$1,105.76
General Electric
125
600
TLB136150
TLB136150
In Stock
From
$1,111.86
General Electric
150
600
TLB234125
TLB234125
In Stock
From
$788.01
General Electric
125
480
TLB234125WL
TLB234125WL
In Stock
From
$906.22
General Electric
125
480
TLB234150
TLB234150
In Stock
From
$300.27
General Electric
150
480
TLB234150WL
TLB234150WL
In Stock
From
$632.84
General Electric
150
480
TLB234175
TLB234175
In Stock
From
$1,220.57
General Electric
175
480
TLB234200
TLB234200
In Stock
From
$1,475.30
General Electric
200
480
TLB236125
TLB236125
In Stock
From
$1,034.91
General Electric
125
600
TLB236175
TLB236175
In Stock
From
$1,036.53
General Electric
175
600
TLB236200
TLB236200
In Stock
From
$1,041.99
General Electric
200
600
TLB236225
TLB236225
In Stock
From
$1,029.71
General Electric
225
600
TQB1125
TQB1125
In Stock
From
$21.61
General Electric
25
240
TQB1130
TQB1130
In Stock
From
$10.14
General Electric
30
240
TQB2120
TQB2120
In Stock
From
$24.65
General Electric
20
240
TQB2140
TQB2140
In Stock
From
$25.59
General Electric
40
240
TQB2170
TQB2170
In Stock
From
$243.15
General Electric
70
240
TQC1105WL
TQC1105WL
In Stock
From
$62.10
General Electric
5
240
TQC32Y60
TQC32Y60
In Stock
From
$97.72
General Electric
60
240
TQD32175X2
TQD32175X2
In Stock
From
$249.94
General Electric
175
240
TQDL21125
TQDL21125
In Stock
From
$1,302.29
General Electric
125
120
TRP1520
TRP1520
In Stock
From
$128.31
General Electric
20
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.