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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
CHF120
CHF120
In Stock
From
$10.19
Eaton
20
240
CHF220
CHF220
In Stock
From
$28.81
Eaton
20
240
FB3015PL
FB3015PL
In Stock
From
$328.68
Westinghouse
15
600
FB3020PL
FB3020PL
In Stock
From
$215.32
Westinghouse
20
600
FB3030PL
FB3030PL
In Stock
From
$690.01
Westinghouse
30
600
GHQRSP2020
GHQRSP2020
In Stock
From
$976.01
Eaton
20
480
BABF1020
BABF1020
In Stock
From
$243.81
Cutler Hammer
20
240
BJ2125
BJ2125
In Stock
From
$288.00
Westinghouse
125
240
BJ2200
BJ2200
In Stock
From
$309.40
Eaton
200
240
BJ3125
BJ3125
In Stock
From
$661.38
Cutler Hammer
125
240
BJ3150
BJ3150
In Stock
From
$697.38
Bryant
150
240
BR1520
BR1520
In Stock
From
$14.15
Eaton
20
120
BR1530
BR1530
In Stock
From
$33.27
Cutler Hammer
30
120
BR170
BR170
In Stock
From
$17.56
Bryant
70
120
BR3020
BR3020
In Stock
From
$36.54
Westinghouse
30
120
BR345
BR345
In Stock
From
$86.32
Cutler Hammer
45
240
BR380
BR380
In Stock
From
$134.00
Bryant
80
240
BR420
BR420
In Stock
From
$62.70
Westinghouse
20
240
BR430
BR430
In Stock
From
$85.80
Eaton
30
240
BRL220CAF
BRL220CAF
In Stock
From
$261.86
Westinghouse
20
120
BW2200
BW2200
In Stock
From
$92.99
Eaton
200
240
BWH2200
BWH2200
In Stock
From
$273.94
Eaton
200
240
CHFN115EP
CHFN115EP
In Stock
From
$128.67
Eaton
15
240
DNBA2020
DNBA2020
In Stock
From
$49.99
Eaton
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.