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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
LV432102
LV432102
In Stock
From
$3,232.00
Schneider Electric
-
3
LV432103
LV432103
In Stock
From
$4,332.90
Schneider Electric
-
3
LV432403
LV432403
In Stock
From
$2,310.88
Schneider Electric
400
3
LV432413
LV432413
In Stock
From
$500.67
Schneider Electric
400
3
LV432803
LV432803
In Stock
From
$4,040.00
Schneider Electric
630
3
LV432804
LV432804
In Stock
From
$4,408.65
Schneider Electric
630
3
LV432813
LV432813
In Stock
From
$5,083.25
Schneider Electric
630
3
LV432814
LV432814
In Stock
From
$5,557.93
Schneider Electric
630
3
LV432815
LV432815
In Stock
From
$4,484.08
Schneider Electric
630
4
LV432876
LV432876
In Stock
From
$535.92
Schneider Electric
630
3
M3SRG1600
M3SRG1600
In Stock
From
Get Price
Cutler Hammer
-
-
M4CS
M4CS
In Stock
From
$1,188.77
Cutler Hammer
-
-
M800R
M800R
In Stock
From
$1,493.12
Schneider Electric
800
-
M800S
M800S
In Stock
From
$766.63
Schneider Electric
800
-
MA11021
MA11021
In Stock
From
$248.29
Square D
-
-
MA11128
MA11128
In Stock
From
$146.75
Square D
-
-
MA1IMA12
MA1IMA12
In Stock
From
$409.78
Square D
-
-
MA1IMA161
MA1IMA161
In Stock
From
$1,118.67
Square D
-
-
MAMO1
MAMO1
In Stock
From
$2,286.43
Square D
-
-
MAMO2120AC
MAMO2120AC
In Stock
From
$2,693.34
Square D
-
-
MAMO2120ACSC
MAMO2120ACSC
In Stock
From
$1,311.00
Square D
-
-
MB512
MB512
In Stock
From
$491.39
General Electric
225
2
MBK100
MBK100
In Stock
From
$123.94
Siemens
100
2
MBK100M
MBK100M
In Stock
From
$93.84
Murray Corporation
100
2
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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