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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
BKN-B-1PC6A
BKN-B-1PC6A
In Stock
From
$8.94
LS Electric
BKN-B-2P-B04
BKN-B-2P-B04
In Stock
From
$93.12
LS Electric
BKN2PD10A
BKN2PD10A
In Stock
From
$14.67
LS Electric
BKN3PD40A
BKN3PD40A
In Stock
From
$16.74
LS Electric
BKNB1PB01
BKNB1PB01
In Stock
From
$8.84
LS Electric
BKNB1PB04
BKNB1PB04
In Stock
From
$10.43
LS Electric
BKNB1PB06
BKNB1PB06
In Stock
From
$8.84
LS Electric
BKNB2PC02
BKNB2PC02
In Stock
From
$22.75
LS Electric
BKNB2PC03
BKNB2PC03
In Stock
From
$22.75
LS Electric
BKNB2PC04
BKNB2PC04
In Stock
From
$19.27
LS Electric
BKNB2PD02
BKNB2PD02
In Stock
From
$20.48
LS Electric
BKNB2PD06
BKNB2PD06
In Stock
From
$20.48
LS Electric
GBH103/20
GBH103/20
In Stock
From
$138.27
LS Electric
MCCB FH2-72
MCCB FH2-72
In Stock
From
$154.92
LS Electric
TD-125NU-FTU-LL-30
TD-125NU-FTU-LL-30
In Stock
From
$249.47
LS Electric
TD100N-FMU100-100A-3P3T
TD100N-FMU100-100A-3P3T
In Stock
From
$86.50
LS Electric
TD125HU
TD125HU
In Stock
From
$401.29
LS Electric
TD125NU-FTU-LL-50
TD125NU-FTU-LL-50
In Stock
From
$272.32
LS Electric
TTS250NUFTU150A3P
TTS250NUFTU150A3P
In Stock
From
$565.24
LS Electric
UTE100E-FTU-15A-3P-LL-UL
UTE100E-FTU-15A-3P-LL-UL
In Stock
From
$261.95
LS Electric
UTE100E-FTU-20A-3P-LL-UL
UTE100E-FTU-20A-3P-LL-UL
In Stock
From
$279.77
LS Electric
UTE100E-FTU-70-3P-LL-UL
UTE100E-FTU-70-3P-LL-UL
In Stock
From
$235.25
LS Electric
UTE100E-FTU-80A-3P-LL-UL
UTE100E-FTU-80A-3P-LL-UL
In Stock
From
$279.77
LS Electric
UTE100E-FTU-90A-3P-LL-UL
UTE100E-FTU-90A-3P-LL-UL
In Stock
From
$279.77
LS Electric
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.