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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
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Part Number
PRICE
Manufacturer
Amperage
Poles
SGR1
SGR1
In Stock
From
$30.78
General Electric
-
-
SHLD6B500LSIG
SHLD6B500LSIG
In Stock
From
$8,107.95
Siemens
500
3
SHLD6B600LSI
SHLD6B600LSI
In Stock
From
$2,506.51
Siemens
600
3
SJ1D
SJ1D
In Stock
From
$1,148.00
Siemens
-
-
SJ2D
SJ2D
In Stock
From
$1,146.09
Siemens
-
-
SJDN250
SJDN250
In Stock
From
$870.49
Cutler Hammer
250
-
SKDN400
SKDN400
In Stock
From
$1,089.07
Cutler Hammer
400
-
SL100
SL100
In Stock
From
Get Price
Square D
-
-
SL1200P5
SL1200P5
In Stock
From
Get Price
Square D
-
-
SL400
SL400
In Stock
From
Get Price
Square D
-
-
SL6
SL6
In Stock
From
$1,406.09
Siemens
-
-
SL6D
SL6D
In Stock
From
$688.77
Siemens
-
-
SLA3400
SLA3400
In Stock
From
$3,534.43
Square D
400
3
SLDN600
SLDN600
In Stock
From
$1,576.91
Cutler Hammer
600
-
SLM1D
SLM1D
In Stock
From
$1,683.37
Siemens
-
-
SM100SFR
SM100SFR
In Stock
From
$748.41
Cutler Hammer
-
-
SMND
SMND
In Stock
From
$1,709.09
Siemens
-
-
SN225KA
SN225KA
In Stock
From
$203.92
Square D
-
-
SNDN1200
SNDN1200
In Stock
From
$2,937.72
Cutler Hammer
1200
-
SNT060CPK
SNT060CPK
In Stock
From
$481.42
Eaton
-
-
SNT125DPK
SNT125DPK
In Stock
From
$737.91
Cutler Hammer
-
-
SNT1RP03K
SNT1RP03K
In Stock
From
$428.93
Eaton
-
-
SNT1RT08K
SNT1RT08K
In Stock
From
$426.69
Cutler Hammer
-
-
SNT2P04K
SNT2P04K
In Stock
From
$353.65
Cutler Hammer
-
-
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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