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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
QO2100BNRB
QO2100BNRB
In Stock
From
$137.37
Square D
100
-
QO2125BNRB
QO2125BNRB
In Stock
From
$106.02
Square D
125
-
QO215GFI
QO215GFI
In Stock
From
$130.24
Square D
15
2
QO220GFI
QO220GFI
In Stock
From
$165.51
Square D
20
2
QO24L70RB
QO24L70RB
In Stock
From
$89.79
Square D
70
-
QO260GFI
QO260GFI
In Stock
From
$70.03
Square D
60
2
QO2L30S
QO2L30S
In Stock
From
$22.22
Square D
30
-
QO2L40RB
QO2L40RB
In Stock
From
$19.59
Square D
40
-
QO3100BNRB
QO3100BNRB
In Stock
From
$192.29
Square D
100
-
QO3100BNS
QO3100BNS
In Stock
From
$203.01
Square D
100
-
QO312L125G
QO312L125G
In Stock
From
$255.59
Square D
125
-
QO312ML1
QO312ML1
In Stock
From
$660.60
Square D
125
-
QO320L125G
QO320L125G
In Stock
From
$415.71
Square D
125
-
QO327M100
QO327M100
In Stock
From
$829.26
Square D
100
-
QO342MQ200
QO342MQ200
In Stock
From
$1,502.17
Square D
200
-
QO612L100DS
QO612L100DS
In Stock
From
$60.21
Square D
100
-
QO612L100F
QO612L100F
In Stock
From
$55.09
Square D
100
-
QO612L100RB
QO612L100RB
In Stock
From
$82.40
Square D
100
-
QO612L100S
QO612L100S
In Stock
From
$62.01
Square D
100
-
QO816L100DS
QO816L100DS
In Stock
From
$115.95
Square D
100
-
QO816L100F
QO816L100F
In Stock
From
$109.77
Square D
100
-
QO816L100RB
QO816L100RB
In Stock
From
$121.17
Square D
100
-
QOB120VH
QOB120VH
In Stock
From
$84.67
Square D
20
1
QOB125EPD
QOB125EPD
In Stock
From
$511.00
Square D
25
1
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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