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
MKS3PIV5AC120
MKS3PIV5AC120
Limited Stock
From
Get Price
Omron
MM2XPDC125NC
MM2XPDC125NC
Limited Stock
From
Get Price
Omron
MM4P-AC220
MM4P-AC220
Limited Stock
From
Get Price
Omron
MM4PNDC125
MM4PNDC125
Limited Stock
From
Get Price
Omron
MM4XKPAC100110
MM4XKPAC100110
Limited Stock
From
Get Price
Omron
MMCVRLOW
MMCVRLOW
Limited Stock
From
Get Price
Siemens
MMF-06H24SS-CX1
MMF-06H24SS-CX1
Limited Stock
From
Get Price
Melco
MMF-08C24ES
MMF-08C24ES
Limited Stock
From
Get Price
Melco
MMF-12D24DS-RN8
MMF-12D24DS-RN8
Limited Stock
From
Get Price
Melco
MNLS-06IO25
MNLS-06IO25
Limited Stock
From
Get Price
Mencom
MOS-1PE
MOS-1PE
Limited Stock
From
Get Price
Mts Systems Co
MPDB66663
MPDB66663
Limited Stock
From
Get Price
Mersen
MPDB67533
MPDB67533
Limited Stock
From
Get Price
Mersen
MPW11HD
MPW11HD
Limited Stock
From
Get Price
Pepperl + Fuchs
MPW18-3-U004
MPW18-3-U004
Limited Stock
From
Get Price
WEG
MRB2A12
MRB2A12
Limited Stock
From
Get Price
COTO
MRL-6M
MRL-6M
Limited Stock
From
Get Price
Omega Engineering
MS1-B-14-430-3-1BB-A-A
MS1-B-14-430-3-1BB-A-A
Limited Stock
From
Get Price
Carling Technologies
MS25-25
MS25-25
Limited Stock
From
Get Price
Automation Direct
MS6-FRM-1/2-A4
MS6-FRM-1/2-A4
Limited Stock
From
Get Price
Festo
MSM-BOX
MSM-BOX
Limited Stock
From
Get Price
Siemens
MSP10M
MSP10M
Limited Stock
From
Get Price
Siemens
MT-225 130A 3K SCREW EXP
MT-225 130A 3K SCREW EXP
Limited Stock
From
Get Price
LS Electric
MT-95 42A 3K SCREW EXP
MT-95 42A 3K SCREW EXP
Limited Stock
From
Get Price
LS Electric
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