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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
LV434551
LV434551
In Stock
From
$895.12
Schneider Electric
160
4
LV434554
LV434554
In Stock
From
$266.86
Schneider Electric
240
4
LV434557
LV434557
In Stock
From
$1,030.20
Schneider Electric
400
4
LV434563
LV434563
In Stock
From
$1,408.13
Schneider Electric
160
4
LV434564
LV434564
In Stock
From
$1,218.04
Schneider Electric
240
4
LV434849
LV434849
In Stock
From
$1,407.30
Schneider Electric
-
-
LV434850
LV434850
In Stock
From
$1,242.50
Merlin Gerin
-
-
LV434851
LV434851
In Stock
From
$1,238.00
Merlin Gerin
-
-
LV434852
LV434852
In Stock
From
$1,803.48
Schneider Electric
-
-
LV434853
LV434853
In Stock
From
$10,241.66
Schneider Electric
-
-
LV510715
LV510715
In Stock
From
$109.70
Schneider Electric
100
3
LV563510
LV563510
In Stock
From
$1,887.30
Schneider Electric
630
3
MA12.5
MA12.5
In Stock
From
$62.07
Schneider Electric
-
3
ME36500LSIG1021
ME36500LSIG1021
In Stock
From
$3,361.49
Square D
500
3
MICROLOGIC-5.0H
MICROLOGIC-5.0H
In Stock
From
$2,760.00
Merlin Gerin
-
-
MICROLOGIC-6.0P
MICROLOGIC-6.0P
In Stock
From
$3,976.00
Merlin Gerin
-
-
NPGF36120CU33A
NPGF36120CU33A
In Stock
From
$5,532.57
Square D
1200
3
NSC100B4100N
NSC100B4100N
In Stock
From
$461.97
Schneider Electric
100
4
NW40L1
NW40L1
In Stock
From
Get Price
Schneider Electric
4000
3
QMQB200CMH
QMQB200CMH
In Stock
From
$171.69
Square D
-
-
QO115PAF
QO115PAF
In Stock
From
$49.56
Square D
-
-
QO120PGFI
QO120PGFI
Limited Stock
From
Get Price
Schneider Electric
-
-
QOU230H
QOU230H
In Stock
From
$83.32
Schneider Electric
-
-
S131B
S131B
In Stock
From
$976.31
Schneider 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.

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