Spend $1,000 Get a FREE Hoodie - Get Yours While Supplies Last  
  1. Home / 
  2. All Categories / 
  3. Circuit Breaker / 
  4. Molded Case Circuit Breaker

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
QBA220805
QBA220805
Limited Stock
From
Get Price
Square D
80
240
QBA220806
QBA220806
Limited Stock
From
Get Price
Square D
80
240
QBA220903
QBA220903
Limited Stock
From
Get Price
Square D
90
240
QBA220904
QBA220904
Limited Stock
From
Get Price
Square D
90
240
QBA220905
QBA220905
Limited Stock
From
Get Price
Square D
90
240
QBA220906
QBA220906
Limited Stock
From
Get Price
Square D
90
240
QBA221003
QBA221003
Limited Stock
From
Get Price
Square D
100
240
QBA221103
QBA221103
Limited Stock
From
Get Price
Square D
110
240
QBA221105
QBA221105
Limited Stock
From
Get Price
Square D
110
240
QBA221106
QBA221106
Limited Stock
From
Get Price
Square D
110
240
QOM2E2200NRB
QOM2E2200NRB
Limited Stock
From
Get Price
Square D
200
240
RNFE36200U44R
RNFE36200U44R
Limited Stock
From
Get Price
Schneider Electric
2000
690
SFAL1032
SFAL1032
Limited Stock
From
Get Price
Square D
32
240
24358
24358
Limited Stock
From
Get Price
Merlin Gerin
2
440
24359
24359
Limited Stock
From
Get Price
Schneider Electric
3
440
24363
24363
Limited Stock
From
Get Price
Schneider Electric
16
440
24366
24366
Limited Stock
From
Get Price
Merlin Gerin
32
440
24368
24368
Limited Stock
From
Get Price
Merlin Gerin
50
440
25010
25010
Limited Stock
From
Get Price
Merlin Gerin
4
440
25215
25215
Limited Stock
From
Get Price
Merlin Gerin
6
440
31339
31339
Limited Stock
From
Get Price
Schneider Electric
2000
750
35718
35718
Limited Stock
From
Get Price
Merlin Gerin
100
600
35725
35725
Limited Stock
From
Get Price
Merlin Gerin
40
600
A9F18432
A9F18432
Limited Stock
From
Get Price
Schneider Electric
32
400
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.