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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.
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Part Number
PRICE
Manufacturer
1554J2GY
1554J2GY
In Stock
From
$34.71
Hammond Mfg
1590DFBK
1590DFBK
In Stock
From
$32.00
Hammond Mfg
166Q14
166Q14
In Stock
From
$40.14
Hammond Mfg
18P2721
18P2721
In Stock
From
$186.21
Hammond Mfg
CHKO1284
CHKO1284
In Stock
From
$43.84
Hammond Mfg
EJ1084
EJ1084
In Stock
From
$157.88
Hammond Mfg
EJ1084SS
EJ1084SS
In Stock
From
$460.81
Hammond Mfg
EJ12105
EJ12105
In Stock
From
$333.75
Hammond Mfg
EJ16148SS
EJ16148SS
In Stock
From
$618.55
Hammond Mfg
EJ444
EJ444
In Stock
From
$21.06
Hammond Mfg
EJPA
EJPA
In Stock
From
$20.91
Hammond Mfg
EN4SD12248GY
EN4SD12248GY
In Stock
From
$161.80
Hammond Mfg
EN4SD16126LG
EN4SD16126LG
In Stock
From
$523.35
Hammond Mfg
EN4SD16206GY
EN4SD16206GY
In Stock
From
$434.52
Hammond Mfg
EN4SD20168LG
EN4SD20168LG
In Stock
From
$204.76
Hammond Mfg
EN4SD483612LG
EN4SD483612LG
In Stock
From
$1,966.80
Hammond Mfg
EP4236
EP4236
In Stock
From
$185.08
Hammond Mfg
HX74A
HX74A
In Stock
From
$50.37
Hammond Mfg
PFA30000LG
PFA30000LG
In Stock
From
$78.45
Hammond Mfg
PFF40000
PFF40000
In Stock
From
$119.97
Hammond Mfg
PJ1086HW
PJ1086HW
In Stock
From
$202.10
Hammond Mfg
PJ664
PJ664
In Stock
From
$87.94
Hammond Mfg
PJ664RT
PJ664RT
In Stock
From
$102.91
Hammond Mfg
PKT1212
PKT1212
In Stock
From
$30.30
Hammond Mfg
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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