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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
504C740G21
504C740G21
In Stock
From
$1,337.42
Westinghouse
150
3
504C740G22
504C740G22
In Stock
From
$1,675.92
Westinghouse
175
3
504C740G23
504C740G23
In Stock
From
$1,868.69
Westinghouse
200
3
504C740G24
504C740G24
In Stock
From
$1,957.36
Westinghouse
225
3
504C740G25
504C740G25
In Stock
From
$10,270.25
Westinghouse
250
3
504C740G26
504C740G26
In Stock
From
$2,544.74
Westinghouse
300
3
504C740G27
504C740G27
In Stock
From
$2,891.47
Westinghouse
350
3
504C740G28
504C740G28
In Stock
From
$1,921.20
Westinghouse
400
3
5155C81G01
5155C81G01
In Stock
From
$330.47
Cutler Hammer
-
-
591C901G01
591C901G01
In Stock
From
$368.44
Westinghouse
-
-
655D555G12
655D555G12
In Stock
From
$708.89
Cutler Hammer
-
-
6LES315T
6LES315T
In Stock
From
$108.62
Cutler Hammer
-
-
6LES450T
6LES450T
In Stock
From
$106.51
Cutler Hammer
-
-
8NES450T
8NES450T
In Stock
From
Get Price
Cutler Hammer
-
-
8NES500T
8NES500T
In Stock
From
$114.44
Cutler Hammer
-
-
8NES600T
8NES600T
In Stock
From
$178.24
Cutler Hammer
-
-
A1L1LPK
A1L1LPK
In Stock
From
$242.60
Cutler Hammer
-
-
A1L1LTK
A1L1LTK
In Stock
From
$179.92
Cutler Hammer
-
-
A1L1RPK
A1L1RPK
In Stock
From
$144.16
Cutler Hammer
-
-
A1L4LTK
A1L4LTK
In Stock
From
$297.90
Cutler Hammer
-
-
A1L4RPK
A1L4RPK
In Stock
From
$261.89
Cutler Hammer
-
-
A1L5LPK
A1L5LPK
In Stock
From
$189.24
Cutler Hammer
-
-
A1L5LTK
A1L5LTK
In Stock
From
$183.82
Cutler Hammer
-
-
A1L5RPK
A1L5RPK
In Stock
From
$214.07
Cutler Hammer
-
-
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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