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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
MP115GF
MP115GF
In Stock
From
$21.59
Murray Corporation
15
1
MP120
MP120
In Stock
From
$29.98
Murray Corporation
20
1
MP120AF
MP120AF
In Stock
From
$15.80
Murray Corporation
20
1
MP120GF
MP120GF
In Stock
From
$51.21
Siemens
20
1
MP120ST
MP120ST
In Stock
From
$143.51
Murray Corporation
20
1
MP130
MP130
In Stock
From
$6.59
Siemens
30
1
MP1515
MP1515
In Stock
From
$12.73
Murray
15
2
MP2020N
MP2020N
In Stock
From
$71.17
Murray Corporation
20
2
MP2125
MP2125
In Stock
From
$49.02
Siemens
125
2
MP3100
MP3100
In Stock
From
$92.64
Murray Corporation
100
3
MP315
MP315
In Stock
From
$27.27
Siemens
15
3
MP350
MP350
In Stock
From
$83.70
Murray
50
3
MP370
MP370
In Stock
From
$87.52
Siemens
70
3
ND63T120
ND63T120
In Stock
From
$1,338.25
Siemens
-
3
NGB3B020B
NGB3B020B
In Stock
From
$443.22
Siemens
20
3
NXD63B120H
NXD63B120H
In Stock
From
$3,346.01
Siemens
1200
3
PD63F160
PD63F160
In Stock
From
$9,090.55
Siemens
1600
3
PD63T120
PD63T120
In Stock
From
$1,276.22
Siemens
-
3
PGA36100U41A
PGA36100U41A
In Stock
From
$12,872.71
Schneider Electric
1000
3
PGA36120U41A
PGA36120U41A
In Stock
From
$12,398.59
Square D
1200
3
PGL36120U41A
PGL36120U41A
In Stock
From
$11,329.09
Square D
1200
3
PJA36120U41A
PJA36120U41A
In Stock
From
$11,919.99
Square D
1200
3
PLA34120U44A
PLA34120U44A
In Stock
From
$23,791.15
Square D
1200
3
Q120DF
Q120DF
In Stock
From
$76.12
Siemens
20
1
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.

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