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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
THHQB2180
THHQB2180
In Stock
From
$114.22
General Electric
80
240
THHQB2190
THHQB2190
In Stock
From
$96.67
General Electric
90
240
THHQB22030
THHQB22030
In Stock
From
$328.07
General Electric
30
240
THHQB22100
THHQB22100
In Stock
From
$1,043.33
General Electric
100
240
THHQB32030ST1
THHQB32030ST1
In Stock
From
$457.60
General Electric
30
208
THHQL1115
THHQL1115
In Stock
From
$104.68
General Electric
15
120
THHQL1125
THHQL1125
In Stock
From
$67.02
General Electric
25
120
THHQL1130
THHQL1130
In Stock
From
$66.27
General Electric
30
120
THHQL21100
THHQL21100
In Stock
From
$58.03
General Electric
100
120
THHQL2115
THHQL2115
In Stock
From
$122.92
General Electric
15
240
THHQL2130
THHQL2130
In Stock
From
$33.53
General Electric
30
240
THHQL2150
THHQL2150
In Stock
From
$67.46
General Electric
50
240
THHQL2160
THHQL2160
In Stock
From
$50.30
General Electric
60
240
THHQL2170
THHQL2170
In Stock
From
$92.42
General Electric
70
120
THHQL32015
THHQL32015
In Stock
From
$82.67
General Electric
15
240
THHQL32020
THHQL32020
In Stock
From
$117.13
General Electric
20
240
THHQL32025
THHQL32025
In Stock
From
$120.96
General Electric
25
240
THHQL32030
THHQL32030
In Stock
From
$114.84
General Electric
30
240
THHQL32035
THHQL32035
In Stock
From
$178.05
General Electric
35
240
THHQL32050
THHQL32050
In Stock
From
$88.86
General Electric
50
240
THHQL32060
THHQL32060
In Stock
From
$83.93
General Electric
60
240
THHQL32070
THHQL32070
In Stock
From
$171.05
General Electric
70
240
THHQL32080
THHQL32080
In Stock
From
$110.11
General Electric
80
240
THHQL32100
THHQL32100
In Stock
From
$734.76
General Electric
100
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.