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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.
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Part Number
PRICE
Manufacturer
Amperage
Poles
MP30H1
MP30H1
In Stock
From
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Merlin Gerin
3000
3
MP40H1
MP40H1
In Stock
From
Get Price
Merlin Gerin
4000
3
MP50H1
MP50H1
In Stock
From
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Schneider Electric
5000
3
MX36125
MX36125
In Stock
From
$1,077.95
Square D
125
3
MX36600
MX36600
In Stock
From
$5,542.27
Square D
600
3
MX36800
MX36800
In Stock
From
$3,549.66
Square D
800
3
MX36800G
MX36800G
In Stock
From
$3,946.07
Square D
800
3
MXL36400
MXL36400
In Stock
From
$2,634.04
Square D
400
3
MXL36600
MXL36600
In Stock
From
$5,542.27
Square D
600
3
MXL36600G
MXL36600G
In Stock
From
$4,768.51
Square D
600
3
MXL36800
MXL36800
In Stock
From
$6,210.96
Square D
800
3
MXL36800G
MXL36800G
In Stock
From
$14,364.45
Square D
800
3
MXP36800GMT
MXP36800GMT
In Stock
From
$17,646.72
Square D
800
3
NA361000
NA361000
In Stock
From
$2,639.20
Square D
1000
3
NA361200
NA361200
In Stock
From
$4,857.27
Square D
1200
3
NA36600
NA36600
In Stock
From
$2,497.48
Square D
600
3
NA36800
NA36800
In Stock
From
$6,975.39
Square D
800
3
NA36900
NA36900
In Stock
From
$4,223.86
Square D
900
3
NAL361200
NAL361200
In Stock
From
$4,181.77
Square D
1200
3
NB400H
NB400H
In Stock
From
$1,280.09
Merlin Gerin
400
3
NB400N
NB400N
In Stock
From
$1,191.58
Schneider Electric
400
3
NC361000
NC361000
In Stock
From
$6,548.41
Square D
1000
3
NC361200
NC361200
In Stock
From
$13,023.89
Square D
1200
3
NC36700
NC36700
In Stock
From
$4,618.81
Square D
700
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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