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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
QFP24-225-3
QFP24-225-3
In Stock
From
$2,163.42
Sylvania
225
3
R3830
R3830
In Stock
From
$28.51
Zinsco
30
2
HQB243015
HQB243015
In Stock
From
$102.96
Zinsco
15
3
HQB243020
HQB243020
In Stock
From
$149.10
Zinsco
20
3
HQB243040
HQB243040
In Stock
From
$223.21
Zinsco
40
3
HQGF20
HQGF20
In Stock
From
Get Price
Zinsco
20
1
Q2430-15
Q2430-15
In Stock
From
$90.02
Zinsco
15
3
Q2430-20
Q2430-20
In Stock
From
$260.88
Zinsco
20
3
Q2430-30
Q2430-30
In Stock
From
$224.70
Zinsco
30
3
Q2430-40
Q2430-40
In Stock
From
$187.42
Zinsco
40
3
Q2430-50-D
Q2430-50-D
In Stock
From
$318.82
Zinsco
50
3
Q2430-60
Q2430-60
In Stock
From
$261.11
Zinsco
60
3
Q2430-70
Q2430-70
In Stock
From
$113.47
Zinsco
70
3
Q2430-90
Q2430-90
In Stock
From
$863.52
Zinsco
90
3
QC-20
QC-20
In Stock
From
$49.70
Zinsco
20
2
QC-60
QC-60
In Stock
From
$22.73
Zinsco
60
2
QFB24150
QFB24150
In Stock
From
$240.21
Challenger
150
3
QFL2225
QFL2225
In Stock
From
$223.80
Challenger
225
2
QFL23200
QFL23200
In Stock
From
$857.29
Challenger
200
3
QFL3225
QFL3225
In Stock
From
$874.53
Challenger
225
3
QL2424300
QL2424300
In Stock
From
$1.82
Zinsco
300
2
QL2436250
QL2436250
In Stock
From
$1,735.40
Zinsco
250
3
QL2436400
QL2436400
In Stock
From
$532.10
Zinsco
400
3
R38AL-15
R38AL-15
In Stock
From
$43.20
Zinsco
15
2
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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