1. Home / 
  2. All Categories / 
  3. Circuit Breaker

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-TK
QFP24-225-3-TK
Limited Stock
From
Get Price
Challenger
225
3
QFP24125
QFP24125
Limited Stock
From
Get Price
Zinsco
125
3
RC3815T
RC3815T
Limited Stock
From
Get Price
Zinsco
15
2
RC3820T
RC3820T
Limited Stock
From
Get Price
Zinsco
20
2
RC3830T
RC3830T
Limited Stock
From
Get Price
Zinsco
30
2
RC3840T
RC3840T
Limited Stock
From
Get Price
Zinsco
40
2
RC3850T
RC3850T
Limited Stock
From
Get Price
Zinsco
50
2
HQB243030
HQB243030
Limited Stock
From
Get Price
Zinsco
30
3
HQB243050
HQB243050
Limited Stock
From
Get Price
Zinsco
50
3
HQB243060
HQB243060
Limited Stock
From
Get Price
Zinsco
60
3
Q2430-100
Q2430-100
Limited Stock
From
Get Price
Zinsco
100
3
QC20FFP
QC20FFP
Limited Stock
From
Get Price
Zinsco
20
2
QFL2200
QFL2200
Limited Stock
From
Get Price
Zinsco
200
2
QFL23225
QFL23225
Limited Stock
From
Get Price
Zinsco
225
3
QFP100-2
QFP100-2
Limited Stock
From
Get Price
Thomas & Betts
100
2
QFP24-100-3
QFP24-100-3
Limited Stock
From
Get Price
Challenger
100
3
QL2420250
QL2420250
Limited Stock
From
Get Price
Zinsco
250
2
QL2420250PY
QL2420250PY
Limited Stock
From
Get Price
Zinsco
250
2
QL2420300
QL2420300
Limited Stock
From
Get Price
Zinsco
300
2
QL2420300PY
QL2420300PY
Limited Stock
From
Get Price
Zinsco
300
2
QL2420350
QL2420350
Limited Stock
From
Get Price
Zinsco
350
2
QL2420350PY
QL2420350PY
Limited Stock
From
Get Price
Zinsco
350
2
QL2420400
QL2420400
Limited Stock
From
Get Price
Zinsco
400
2
QL2420500
QL2420500
Limited Stock
From
Get Price
Zinsco
500
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.

Learn More