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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
QGP32150TM
QGP32150TM
In Stock
From
$1,867.70
Square D
150
3
QGP32175TM
QGP32175TM
In Stock
From
$1,952.92
Square D
175
3
QGP32225TM
QGP32225TM
In Stock
From
$687.52
Square D
225
3
QH130
QH130
In Stock
From
$27.34
Square D
30
1
QHB115
QHB115
In Stock
From
$67.88
Square D
15
1
QHB120
QHB120
In Stock
From
$37.68
Square D
20
1
QHB130
QHB130
In Stock
From
$76.19
Square D
30
1
QJ64K
QJ64K
In Stock
From
$520.40
Siemens
-
-
QJA221501
QJA221501
In Stock
From
$1,691.33
Square D
150
2
QJA221504
QJA221504
In Stock
From
$1,691.33
Square D
150
2
QJP22100TM
QJP22100TM
In Stock
From
$1,130.71
Square D
100
2
QN2150H
QN2150H
In Stock
From
$268.79
Siemens
150
-
QN2150R
QN2150R
In Stock
From
$92.13
Siemens
150
-
QN2175
QN2175
In Stock
From
$213.20
Siemens
175
2
QN2200
QN2200
In Stock
From
$240.51
Siemens
200
2
QN2200H
QN2200H
In Stock
From
$235.04
Siemens
200
2
QNBL2030
QNBL2030
In Stock
From
$47.80
Westinghouse
30
2
QNBL2040
QNBL2040
In Stock
From
$47.74
Westinghouse
40
2
QNPL2020
QNPL2020
In Stock
From
$17.22
Westinghouse
20
2
QNPL2030
QNPL2030
In Stock
From
$9.47
Westinghouse
30
2
QNPL2040
QNPL2040
In Stock
From
$36.28
Westinghouse
40
2
QNPL2050
QNPL2050
In Stock
From
$48.30
Westinghouse
50
2
QO112L125G
QO112L125G
In Stock
From
$72.78
Square D
125
-
QO112L125GRB
QO112L125GRB
In Stock
From
$131.83
Square D
125
-
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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