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
RC3815RT
RC3815RT
In Stock
From
$2.73
Zinsco
-
-
RC3820RT
RC3820RT
In Stock
From
$12.54
Zinsco
-
-
QFP24-150-2
QFP24-150-2
In Stock
From
$101.40
Challenger
-
-
QB115
QB115
In Stock
From
$4.20
Zinsco
-
-
ZEF433-015
ZEF433-015
In Stock
From
$100.24
Zinsco
-
-
QFP24200
QFP24200
In Stock
From
$229.68
Zinsco
-
-
QL50
QL50
In Stock
From
$2.22
Zinsco
-
-
QL24-300
QL24-300
In Stock
From
$166.67
Zinsco
-
-
ZEF431030
ZEF431030
In Stock
From
$45.30
Zinsco
-
-
QFL32200
QFL32200
In Stock
From
Get Price
Zinsco
-
-
QB24320
QB24320
In Stock
From
Get Price
Zinsco
-
-
QFL24200-2
QFL24200-2
In Stock
From
Get Price
Zinsco
-
-
QL15
QL15
In Stock
From
Get Price
Zinsco
-
-
Q243080
Q243080
Limited Stock
From
Get Price
Zinsco
80
3
QB2125
QB2125
Limited Stock
From
Get Price
Zinsco
125
2
QB243050
QB243050
Limited Stock
From
Get Price
Zinsco
50
3
QB243060
QB243060
Limited Stock
From
Get Price
Zinsco
60
3
QB243100
QB243100
Limited Stock
From
Get Price
Zinsco
100
3
QCAL110SS
QCAL110SS
Limited Stock
From
Get Price
Thomas & Betts
110
2
QCB70
QCB70
Limited Stock
From
Get Price
Zinsco
70
2
QL2424400
QL2424400
Limited Stock
From
Get Price
Zinsco
400
2
VPKUBIZ1520
VPKUBIZ1520
Limited Stock
From
Get Price
Connecticut Electric
20
2
VPKUBIZ0220
VPKUBIZ0220
Limited Stock
From
Get Price
Connecticut Electric
20
2
Q2430100THD
Q2430100THD
Limited Stock
From
Get Price
Zinsco
100
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.

Learn More