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
GHS2230001R0337
GHS2230001R0337
Limited Stock
From
Get Price
ABB
GHS2230001R0607
GHS2230001R0607
Limited Stock
From
Get Price
ABB
GHS2620001R0204
GHS2620001R0204
Limited Stock
From
Get Price
ABB
GHS2710001R0537
GHS2710001R0537
Limited Stock
From
Get Price
ABB
GHS2810001R0607
GHS2810001R0607
Limited Stock
From
Get Price
ABB
GHS2820001R0577
GHS2820001R0577
Limited Stock
From
Get Price
ABB
GHS2820164R0318
GHS2820164R0318
Limited Stock
From
Get Price
ABB
GHS2830001R0337
GHS2830001R0337
Limited Stock
From
Get Price
ABB
GHS2830001R0377
GHS2830001R0377
Limited Stock
From
Get Price
ABB
GHS2830001R0577
GHS2830001R0577
Limited Stock
From
Get Price
ABB
K5FCHB
K5FCHB
Limited Stock
From
Get Price
ABB
KT6VD-M
KT6VD-M
Limited Stock
From
Get Price
ABB
MH693205
MH693205
Limited Stock
From
Get Price
ABB
RC221-T14
RC221-T14
Limited Stock
From
Get Price
ABB
S-282-UC-K6A
S-282-UC-K6A
Limited Stock
From
Get Price
ABB
S201-NA-C16
S201-NA-C16
Limited Stock
From
Get Price
ABB
S201M-B6NA
S201M-B6NA
Limited Stock
From
Get Price
ABB
S201M-C4NA
S201M-C4NA
Limited Stock
From
Get Price
ABB
S201M-C50
S201M-C50
Limited Stock
From
Get Price
ABB
S201MR-K20
S201MR-K20
Limited Stock
From
Get Price
ABB
S201P-C6NA
S201P-C6NA
Limited Stock
From
Get Price
ABB
S201P-K1.6A
S201P-K1.6A
Limited Stock
From
Get Price
ABB
S201P-K10NA
S201P-K10NA
Limited Stock
From
Get Price
ABB
S201P-K20A
S201P-K20A
Limited Stock
From
Get Price
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.