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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
SHJD6B400LSIG
SHJD6B400LSIG
In Stock
From
$9,808.93
Siemens
400
3
SHJD6B400LSIGH
SHJD6B400LSIGH
In Stock
From
$8,191.89
Siemens
400
3
SHLD6B600LSIG
SHLD6B600LSIG
In Stock
From
$9,900.64
Siemens
600
3
SJ1D
SJ1D
In Stock
From
$607.05
Siemens
-
-
SJ2D
SJ2D
In Stock
From
$1,262.50
Siemens
-
-
SJDN250
SJDN250
In Stock
From
$870.49
Cutler Hammer
250
-
SJG1D
SJG1D
In Stock
From
$2,597.80
Siemens
-
-
SJK3C400
SJK3C400
In Stock
From
$1,013.16
Challenger
400
3
SJK3C600
SJK3C600
In Stock
From
$1,818.52
Challenger
600
3
SK1200J
SK1200J
In Stock
From
$2,805.60
General Electric
1200
-
SKOM1
SKOM1
In Stock
From
$186.45
General Electric
-
-
SL6D
SL6D
In Stock
From
$688.77
Siemens
-
-
SL800
SL800
In Stock
From
Get Price
Square D
-
-
SLDN600
SLDN600
In Stock
From
$1,620.08
Cutler Hammer
600
-
SLM1D
SLM1D
In Stock
From
$1,616.91
Siemens
-
-
SM100SFR
SM100SFR
In Stock
From
$619.03
Cutler Hammer
-
-
SMBKJD1
SMBKJD1
In Stock
From
$1,116.94
Siemens
-
-
SMBKLD3
SMBKLD3
In Stock
From
$856.48
Siemens
-
-
SN100FA
SN100FA
In Stock
From
$99.47
Square D
-
-
SN1200
SN1200
In Stock
From
$646.89
Schneider Electric
-
-
SN400LA
SN400LA
In Stock
From
$137.89
Square D
-
-
SNC800LX
SNC800LX
In Stock
From
$282.92
Square D
-
-
SNT012CPK
SNT012CPK
In Stock
From
$289.98
Cutler Hammer
-
-
SNT060CPK
SNT060CPK
In Stock
From
$532.97
Eaton
-
-
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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