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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
LLA36400U53X
LLA36400U53X
In Stock
From
$7,352.63
Square D
400
3
LLL36000S40X
LLL36000S40X
In Stock
From
$2,524.89
Square D
400
3
LLL36400CU33X
LLL36400CU33X
In Stock
From
$10,442.80
Schneider Electric
400
3
LLL36400U31X
LLL36400U31X
In Stock
From
$6,804.77
Square D
400
3
LLL36400U43X
LLL36400U43X
In Stock
From
$7,155.30
Schneider Electric
400
3
LLL36600U31X
LLL36600U31X
In Stock
From
$5,900.60
Schneider Electric
600
3
LLL36600U33X
LLL36600U33X
In Stock
From
$9,839.37
Square D
600
3
LLM36000S40X
LLM36000S40X
In Stock
From
$2,496.17
Square D
400
3
LMD63B800
LMD63B800
In Stock
From
$1,585.56
Siemens
800
3
LMD63F800
LMD63F800
In Stock
From
$1,821.24
Siemens
800
3
LMD63T500
LMD63T500
In Stock
From
$801.40
Siemens
-
3
LMXD63S800A
LMXD63S800A
In Stock
From
$1,293.47
Siemens
800
3
LRL36600U31X
LRL36600U31X
In Stock
From
$6,602.38
Schneider Electric
600
3
LT3400FA
LT3400FA
In Stock
From
$1,534.08
Cutler Hammer
-
3
LT3400T
LT3400T
In Stock
From
$1,254.86
Cutler Hammer
-
3
LT3500T
LT3500T
In Stock
From
$971.72
Cutler Hammer
-
3
LT360033
LT360033
In Stock
From
$1,443.35
Cutler Hammer
-
3
LT360036
LT360036
In Stock
From
$1,639.39
Cutler Hammer
-
3
LUGKIT400
LUGKIT400
In Stock
From
$266.62
Eaton
-
-
LX36250
LX36250
In Stock
From
$2,044.02
Square D
250
3
LX36400
LX36400
In Stock
From
$2,504.26
Square D
400
3
LX36400G
LX36400G
In Stock
From
$3,239.09
Square D
400
3
LX36600G
LX36600G
In Stock
From
$4,561.31
Square D
600
3
LXD62B600
LXD62B600
In Stock
From
$867.04
Siemens
600
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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