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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
LGB3B020B
LGB3B020B
In Stock
From
$385.23
Siemens
20
3
LGB3B030B
LGB3B030B
In Stock
From
$387.89
Siemens
30
3
LGB3B045B
LGB3B045B
In Stock
From
$511.37
Siemens
45
3
LGB3B090B
LGB3B090B
In Stock
From
$252.99
Siemens
90
3
NGG3B030L
NGG3B030L
In Stock
From
$493.03
Siemens
30
3
A01ED62
A01ED62
In Stock
From
$234.47
Siemens
-
-
CQD120
CQD120
In Stock
From
$47.07
Siemens
20
1
CQD130
CQD130
In Stock
From
$66.88
Siemens
30
1
CQD2100
CQD2100
In Stock
From
$113.20
Siemens
100
2
CQD290
CQD290
In Stock
From
$82.21
Siemens
90
2
CQD3100
CQD3100
In Stock
From
$370.93
Siemens
100
3
CQD340
CQD340
In Stock
From
$154.29
Siemens
40
3
HEB3B020B
HEB3B020B
In Stock
From
$691.47
Siemens
20
3
HHED63B015A
HHED63B015A
In Stock
From
$729.37
Siemens
15
3
HJXD63B250H
HJXD63B250H
In Stock
From
$1,409.65
Siemens
250
3
HJXD63B400
HJXD63B400
In Stock
From
$1,857.06
Siemens
400
3
HLD63B600
HLD63B600
In Stock
From
$2,669.10
Siemens
600
3
HNXD63B120
HNXD63B120
In Stock
From
$6,267.71
Siemens
1200
3
HQR23B200
HQR23B200
In Stock
From
$1,030.34
Siemens
200
3
JXD63B300
JXD63B300
In Stock
From
$1,548.33
Siemens
300
3
JXD63B350
JXD63B350
In Stock
From
$1,711.88
Siemens
350
3
JXD63B400
JXD63B400
In Stock
From
$1,621.50
Siemens
400
3
LD63B600
LD63B600
In Stock
From
$1,775.52
Siemens
600
3
LXD63B600
LXD63B600
In Stock
From
$1,743.65
Siemens
600
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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