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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
HGA260302AASV
HGA260302AASV
In Stock
From
$907.58
Square D
30
600
HGA260302AASVYP
HGA260302AASVYP
In Stock
From
$907.58
Square D
30
600
HGA260302AAUA
HGA260302AAUA
In Stock
From
$907.58
Square D
30
600
HGA260302AAUAYP
HGA260302AAUAYP
In Stock
From
$907.58
Square D
30
600
HGA260302AAUD
HGA260302AAUD
In Stock
From
$907.58
Square D
30
600
HGA260302AAUDYP
HGA260302AAUDYP
In Stock
From
$907.58
Square D
30
600
HGA260302AAUH
HGA260302AAUH
In Stock
From
$907.58
Square D
30
600
HGA260302AAUHYP
HGA260302AAUHYP
In Stock
From
$907.58
Square D
30
600
HGA260302AAUJ
HGA260302AAUJ
In Stock
From
$907.58
Square D
30
600
HGA260302AAUJYP
HGA260302AAUJYP
In Stock
From
$907.58
Square D
30
600
HGA260302AAUK
HGA260302AAUK
In Stock
From
$907.58
Square D
30
600
HGA260302AAUKYP
HGA260302AAUKYP
In Stock
From
$907.58
Square D
30
600
HGA260302AAUN
HGA260302AAUN
In Stock
From
$907.58
Square D
30
600
HGA260302AAUNYP
HGA260302AAUNYP
In Stock
From
$907.58
Square D
30
600
HGA260302AAUO
HGA260302AAUO
In Stock
From
$907.58
Square D
30
600
HGA260302AAUOYP
HGA260302AAUOYP
In Stock
From
$907.58
Square D
30
600
HGA260302AAUP
HGA260302AAUP
In Stock
From
$907.58
Square D
30
600
HGA260302AAUPYP
HGA260302AAUPYP
In Stock
From
$907.58
Square D
30
600
HGA260302AAUR
HGA260302AAUR
In Stock
From
$907.58
Square D
30
600
HGA260302AAURYP
HGA260302AAURYP
In Stock
From
$907.58
Square D
30
600
HGA260302AAUS
HGA260302AAUS
In Stock
From
$907.58
Square D
30
600
HGA260302AAUSYP
HGA260302AAUSYP
In Stock
From
$907.58
Square D
30
600
HGA260302AAYP
HGA260302AAYP
In Stock
From
$907.58
Square D
30
600
HGA260302AB
HGA260302AB
In Stock
From
$907.58
Square D
30
600
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.