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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.
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Part Number
PRICE
Manufacturer
TF126M1025
TF126M1025
In Stock
From
$2.24
ABB
TF136C5020
TF136C5020
In Stock
From
$5.71
ABB
TFFP36195
TFFP36195
In Stock
From
$33.61
ABB
TFJ236150-ST1
TFJ236150-ST1
In Stock
From
$1.49
ABB
TFJ236175ST1
TFJ236175ST1
In Stock
From
$4.44
ABB
THED113C5020
THED113C5020
In Stock
From
$1.11
ABB
THEF126020
THEF126020
In Stock
From
$2.33
ABB
THEF126070
THEF126070
In Stock
From
$0.77
ABB
THEF126C5015
THEF126C5015
In Stock
From
$5.47
ABB
THFK226F00
THFK226F00
In Stock
From
$18.40
ABB
THHQB2125GFT
THHQB2125GFT
In Stock
From
$354.55
ABB
THHQL2100
THHQL2100
In Stock
From
$8.82
ABB
THJK236175
THJK236175
In Stock
From
$333.33
ABB
THJS3602LSG
THJS3602LSG
In Stock
From
$69.80
ABB
THJS3604-LS
THJS3604-LS
In Stock
From
$111.11
ABB
THJS3604S-LSI
THJS3604S-LSI
In Stock
From
$166.67
ABB
THJSS3601DLS
THJSS3601DLS
In Stock
From
$69.80
ABB
THJSS3602DLS
THJSS3602DLS
In Stock
From
$69.80
ABB
THK4V46400
THK4V46400
In Stock
From
$111.11
ABB
THK4V46600
THK4V46600
In Stock
From
$113.33
ABB
THK9VF46-LIG
THK9VF46-LIG
In Stock
From
$2.22
ABB
THK9VF461200LI
THK9VF461200LI
In Stock
From
$224.84
ABB
THKMA826F000
THKMA826F000
In Stock
From
$34.89
ABB
THKMA836500STA12R
THKMA836500STA12R
In Stock
From
$2.22
ABB
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.