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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
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Part Number
PRICE
Manufacturer
Amperage
Poles
HJA36125UJ
HJA36125UJ
In Stock
From
$2,274.61
Square D
125
3
HJA36125UK
HJA36125UK
In Stock
From
$2,274.61
Square D
125
3
HJA36125UN
HJA36125UN
In Stock
From
$2,274.61
Square D
125
3
HJA36125UO
HJA36125UO
In Stock
From
$2,274.61
Square D
125
3
HJA36125UP
HJA36125UP
In Stock
From
$2,274.61
Square D
125
3
HJA36125UR
HJA36125UR
In Stock
From
$2,274.61
Square D
125
3
HJA36125US
HJA36125US
In Stock
From
$2,274.61
Square D
125
3
HJA36150SD
HJA36150SD
In Stock
From
$3,191.86
Square D
150
3
HJA36150SH
HJA36150SH
In Stock
From
$3,191.86
Square D
150
3
HJA36150SJ
HJA36150SJ
In Stock
From
$3,191.86
Square D
150
3
HJA36150SK
HJA36150SK
In Stock
From
$3,191.86
Square D
150
3
HJA36150SL
HJA36150SL
In Stock
From
$3,191.86
Square D
150
3
HJA36150SN
HJA36150SN
In Stock
From
$3,191.86
Square D
150
3
HJA36150SP
HJA36150SP
In Stock
From
$3,191.86
Square D
150
3
HJA36150SR
HJA36150SR
In Stock
From
$3,191.86
Square D
150
3
HJA36150SV
HJA36150SV
In Stock
From
$3,191.86
Square D
150
3
HJA36150UA
HJA36150UA
In Stock
From
$3,191.86
Square D
150
3
HJA36150UD
HJA36150UD
In Stock
From
$3,191.86
Square D
150
3
HJA36150UH
HJA36150UH
In Stock
From
$3,191.86
Square D
150
3
HJA36150UJ
HJA36150UJ
In Stock
From
$3,191.86
Square D
150
3
HJA36150UK
HJA36150UK
In Stock
From
$3,191.86
Square D
150
3
HJA36150UN
HJA36150UN
In Stock
From
$3,191.86
Square D
150
3
HJA36150UO
HJA36150UO
In Stock
From
$3,191.86
Square D
150
3
HJA36150UP
HJA36150UP
In Stock
From
$3,191.86
Square D
150
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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