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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
QOU340
QOU340
In Stock
From
$266.18
Square D
40
3
QOU345
QOU345
In Stock
From
$208.20
Square D
45
3
QOU380
QOU380
In Stock
From
$307.31
Square D
80
3
QOU390
QOU390
In Stock
From
$316.10
Square D
90
3
QS2150HH
QS2150HH
In Stock
From
$534.82
Siemens
150
2
QT1-1515
QT1-1515
In Stock
From
$24.10
Siemens
15
1
QT1-2020
QT1-2020
In Stock
From
$99.88
Siemens
20
1
RC3820
RC3820
In Stock
From
$52.72
Zinsco
20
2
RD316T33W
RD316T33W
In Stock
From
$7,526.30
Eaton
1600
3
RD325T33W
RD325T33W
In Stock
From
$7,691.91
Eaton
2500
3
RD325T36W
RD325T36W
In Stock
From
$7,691.91
Eaton
2500
3
RDC316T33W
RDC316T33W
In Stock
From
$6,004.36
Eaton
1600
3
RDC320T33W
RDC320T33W
In Stock
From
$9,088.65
Cutler Hammer
2000
3
RGA36100CU31A
RGA36100CU31A
In Stock
From
$14,655.49
Square D
1000
3
RGDN100
RGDN100
In Stock
From
$1,128.63
Cutler Hammer
100
-
RGF36160
RGF36160
In Stock
From
$15,489.51
Square D
1600
3
RGF36160CU33A
RGF36160CU33A
In Stock
From
$19,800.36
Square D
1600
3
RGF36160U44A
RGF36160U44A
In Stock
From
$8,424.00
Square D
1600
3
RGH320032E
RGH320032E
In Stock
From
$14,442.24
Eaton
2000
3
RGH320036EC
RGH320036EC
In Stock
From
$13,827.94
Eaton
2000
3
RJA36120CU44A
RJA36120CU44A
In Stock
From
$8,969.75
Square D
1200
3
RJF36160U44A
RJF36160U44A
In Stock
From
$14,566.36
Square D
1600
3
RJF36200
RJF36200
In Stock
From
$7,711.62
Schneider Electric
2000
3
RJF36200U41A
RJF36200U41A
In Stock
From
$12,854.88
Square D
2000
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.

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