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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
RKA36120CU44A
RKA36120CU44A
In Stock
From
$21,222.74
Square D
1200
3
RKF36200CU63AE1
RKF36200CU63AE1
In Stock
From
$16,927.16
Schneider Electric
2000
3
RLA36120CU44A
RLA36120CU44A
In Stock
From
$11,080.17
Square D
1200
3
RLF36000S25
RLF36000S25
In Stock
From
$9,240.68
Square D
2500
3
RLF36120CU44A
RLF36120CU44A
In Stock
From
$13,020.22
Square D
1200
3
RLF36200CU31A
RLF36200CU31A
In Stock
From
$9,333.34
Schneider Electric
2000
3
S33661
S33661
In Stock
From
$389.38
Square D
-
-
KA36080
KA36080
In Stock
From
$1,994.52
Square D
80
3
KA360801021
KA360801021
In Stock
From
$979.07
Square D
80
3
KA360901021
KA360901021
In Stock
From
$1,058.42
Square D
90
3
KA36100G
KA36100G
In Stock
From
$666.83
Square D
100
3
KA36110MT
KA36110MT
In Stock
From
$472.78
Square D
110
3
KA36125G
KA36125G
In Stock
From
$780.43
Square D
125
3
KA36125MT
KA36125MT
In Stock
From
$525.57
Square D
125
3
KA361501212
KA361501212
In Stock
From
$1,293.60
Square D
150
3
KA361502100J
KA361502100J
In Stock
From
$1,308.95
Square D
150
3
KA36150G
KA36150G
In Stock
From
$837.09
Square D
150
3
KA36150MT
KA36150MT
In Stock
From
$1,405.43
Square D
150
3
KA36200G
KA36200G
In Stock
From
$2,564.32
Square D
200
3
KA36225G
KA36225G
In Stock
From
$1,159.26
Square D
225
3
KA362502100J
KA362502100J
In Stock
From
$174.45
Square D
250
3
KH36070
KH36070
In Stock
From
$1,074.84
Square D
70
3
KH36080
KH36080
In Stock
From
$810.73
Square D
80
3
KH36090
KH36090
In Stock
From
$1,101.40
Square D
90
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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