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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
NSF150N
NSF150N
In Stock
From
$988.99
Merlin Gerin
150
3
NSF250H
NSF250H
In Stock
From
$842.20
Merlin Gerin
250
3
NSF250HC
NSF250HC
In Stock
From
$500.95
Schneider Electric
250
3
NSF250N
NSF250N
In Stock
From
$1,538.72
Merlin Gerin
250
3
NSJ400A
NSJ400A
In Stock
From
$405.96
Merlin Gerin
400
3
NSJ400H
NSJ400H
In Stock
From
$1,345.43
Merlin Gerin
400
3
NSJ400L
NSJ400L
In Stock
From
$2,831.21
Merlin Gerin
400
3
NSJ400N
NSJ400N
In Stock
From
$1,480.63
Merlin Gerin
400
3
NSJ600A
NSJ600A
In Stock
From
$987.42
Schneider Electric
600
3
NSJ600H
NSJ600H
In Stock
From
$591.05
Merlin Gerin
600
3
NSJ600N
NSJ600N
In Stock
From
$2,829.92
Schneider Electric
600
3
NSX100F
NSX100F
In Stock
From
$436.80
Schneider Electric
100
3
NSX100N
NSX100N
In Stock
From
$216.00
Schneider Electric
100
3
NSX400F
NSX400F
In Stock
From
$1,044.35
Schneider Electric
400
3
NSX400F-4P
NSX400F-4P
In Stock
From
$1,044.35
Schneider Electric
400
3
NSX400H-4P
NSX400H-4P
In Stock
From
$7,082.11
Schneider Electric
400
4
NSX400L
NSX400L
In Stock
From
$7,737.10
Schneider Electric
400
3
NSX400N
NSX400N
In Stock
From
$13.42
Schneider Electric
400
3
NSX400N-4P
NSX400N-4P
In Stock
From
$3,008.86
Schneider Electric
400
4
NSX400S
NSX400S
In Stock
From
$1,261.04
Schneider Electric
400
3
NSX630F
NSX630F
In Stock
From
$1,024.44
Schneider Electric
630
3
NSX630F-4P
NSX630F-4P
In Stock
From
$6,287.78
Schneider Electric
630
4
NSX630N-4P
NSX630N-4P
In Stock
From
$6,290.13
Schneider Electric
630
4
NT08N1
NT08N1
In Stock
From
Get Price
Square D
800
3
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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