1. Home / 
  2. All Categories / 
  3. Circuit Breaker

Circuit Breaker

For power distribution and electrical protection systems, circuit breakers are among the most critical components for safeguarding equipment, personnel, and facilities from electrical overloads and short circuits. Circuit breakers automatically interrupt electrical current flow when abnormal conditions are detected, protecting circuits from damage while allowing manual reset and continued operation. Electrical.com carries an extensive selection of 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.
Popular Categories
SORT BY
Part Number
PRICE
Manufacturer
Amperage
Poles
M20H2
M20H2
Limited Stock
From
Get Price
Schneider Electric
2000
3
M20N1
M20N1
Limited Stock
From
Get Price
Merlin Gerin
2000
3
M25H1
M25H1
Limited Stock
From
Get Price
Merlin Gerin
2500
3
M25N
M25N
Limited Stock
From
Get Price
Merlin Gerin
2500
3
M25N1
M25N1
Limited Stock
From
Get Price
Square D
2500
3
M40H1
M40H1
Limited Stock
From
Get Price
Merlin Gerin
4000
3
M40H2
M40H2
Limited Stock
From
Get Price
Square D
4000
3
M50H1
M50H1
Limited Stock
From
Get Price
Merlin Gerin
5000
3
M63H1
M63H1
Limited Stock
From
Get Price
Merlin Gerin
6300
3
MC16N
MC16N
Limited Stock
From
Get Price
Merlin Gerin
1600
3
MC32H
MC32H
Limited Stock
From
Get Price
Merlin Gerin
3200
3
MP12H1-3P-1200A
MP12H1-3P-1200A
Limited Stock
From
Get Price
Merlin Gerin
1200
3
MP16-3P-1200A-MO-DO-LSIG
MP16-3P-1200A-MO-DO-LSIG
Limited Stock
From
Get Price
Merlin Gerin
1200
3
MP25
MP25
Limited Stock
From
Get Price
Schneider Electric
2500
3
MP25H2
MP25H2
Limited Stock
From
Get Price
Schneider Electric
2500
3
MP30
MP30
Limited Stock
From
Get Price
Merlin Gerin
3000
3
MP40
MP40
Limited Stock
From
Get Price
Merlin Gerin
4000
3
MP40H1-3P-4000
MP40H1-3P-4000
Limited Stock
From
Get Price
Merlin Gerin
4000
3
NB250N
NB250N
Limited Stock
From
Get Price
Square D
250
3
NB630H
NB630H
Limited Stock
From
Get Price
Merlin Gerin
630
3
NFNL36250
NFNL36250
Limited Stock
From
Get Price
Merlin Gerin
250
3
NS100H
NS100H
Limited Stock
From
Get Price
Square D
100
3
NS100NA
NS100NA
Limited Stock
From
Get Price
Square D
100
3
NS1250H
NS1250H
Limited Stock
From
Get Price
Merlin Gerin
1250
3
Popular Circuit Breaker Manufacturers

Electrical.com stocks the largest inventory of circuit breakers in the world, with over 1 million square feet of new, used, surplus, and re-certified circuit protection equipment available for immediate shipment. From residential to industrial applications, across all voltage and amperage ratings, we have what you need when others say no. Our comprehensive circuit breaker inventory spans all voltage classes, amperage ratings, and pole configurations 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 circuit breakers serve critical applications across manufacturing facilities, commercial buildings, data centers, healthcare facilities, utilities and power generation, industrial plants, residential construction, telecommunications infrastructure, and process control installations.


Whether you're maintaining legacy equipment with obsolete circuit breaker models or sourcing current production components for new electrical systems, our 40+ warehouse locations across the US and Canada ensure rapid delivery to minimize your downtime and keep your operations running. Need 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.

Learn More