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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
HMCPE050K2CQ02
HMCPE050K2CQ02
In Stock
From
$103.87
Cutler Hammer
50
3
HMD3600T
HMD3600T
In Stock
From
$222.22
Cutler Hammer
-
3
HNB3900T
HNB3900T
In Stock
From
$346.34
Cutler Hammer
-
3
HQNPAL2100
HQNPAL2100
In Stock
From
$71.52
Cutler Hammer
100
2
JDB3100L
JDB3100L
In Stock
From
$4,389.41
Cutler Hammer
100
3
JDB3150L
JDB3150L
In Stock
From
$725.82
Cutler Hammer
150
3
JDB3175L
JDB3175L
In Stock
From
$845.50
Cutler Hammer
175
3
JDB3225L
JDB3225L
In Stock
From
$692.14
Cutler Hammer
225
3
JDB3250L
JDB3250L
In Stock
From
$1,718.10
Cutler Hammer
250
3
JGFCT160
JGFCT160
In Stock
From
$814.00
Cutler Hammer
-
-
JGFCT250
JGFCT250
In Stock
From
$630.68
Cutler Hammer
-
-
K3150PF
K3150PF
In Stock
From
$233.52
Cutler Hammer
150
3
K3200
K3200
In Stock
From
$373.68
Cutler Hammer
200
3
K3225
K3225
In Stock
From
$18.90
Cutler Hammer
225
3
KI34150
KI34150
In Stock
From
$8.53
Cutler Hammer
150
3
KI34200
KI34200
In Stock
From
$510.13
Cutler Hammer
200
3
KL3300
KL3300
In Stock
From
$834.14
Cutler Hammer
300
3
KL3350
KL3350
In Stock
From
$289.12
Cutler Hammer
350
3
KPRL4AFD
KPRL4AFD
In Stock
From
$339.55
Cutler Hammer
-
-
KPRL4MD
KPRL4MD
In Stock
From
$1,284.73
Westinghouse
-
-
KS220400D
KS220400D
In Stock
From
$607.57
Cutler Hammer
400
2
KS320300D
KS320300D
In Stock
From
$880.44
Cutler Hammer
300
3
KS320350D
KS320350D
In Stock
From
$1,099.57
Cutler Hammer
350
3
KS3250TA
KS3250TA
In Stock
From
$2.22
Cutler Hammer
-
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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