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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
HKDB3175
HKDB3175
In Stock
From
$2,871.90
Westinghouse
175
3
HKDB3200
HKDB3200
In Stock
From
$2,352.97
Cutler Hammer
200
3
HKDB3225
HKDB3225
In Stock
From
$1,785.49
Eaton
225
3
HKDB3250
HKDB3250
In Stock
From
$3,055.07
Westinghouse
250
3
HKDB3300
HKDB3300
In Stock
From
$4,068.89
Westinghouse
300
3
HKDB3350
HKDB3350
In Stock
From
$3,475.82
Cutler Hammer
350
3
HKDB3400
HKDB3400
In Stock
From
$4,617.70
Cutler Hammer
400
3
HLA36015
HLA36015
In Stock
From
$648.41
Square D
15
3
HLA360156
HLA360156
In Stock
From
$760.24
Square D
15
3
HLA36020
HLA36020
In Stock
From
$490.52
Square D
20
3
HLA36025
HLA36025
In Stock
From
$1,076.06
Square D
25
3
HLA36030
HLA36030
In Stock
From
$935.67
Square D
30
3
HLA36040
HLA36040
In Stock
From
$853.53
Square D
40
3
HLA36045
HLA36045
In Stock
From
$942.49
Square D
45
3
HLA36070
HLA36070
In Stock
From
$1,431.95
Square D
70
3
HLA36080
HLA36080
In Stock
From
$943.28
Square D
80
3
HLA36090
HLA36090
In Stock
From
$1,398.92
Square D
90
3
HLA36100
HLA36100
In Stock
From
$1,151.94
Square D
100
3
HLA36150U31X
HLA36150U31X
Limited Stock
From
Get Price
Square D
150
3
HLA36150U33X
HLA36150U33X
In Stock
From
$5,668.75
Square D
150
3
HLD3300W
HLD3300W
In Stock
From
$2,396.12
Cutler Hammer
300
3
HLD3450W
HLD3450W
In Stock
From
$4,767.90
Westinghouse
450
3
HLD3600A06
HLD3600A06
In Stock
From
$6,983.20
Eaton
600
3
HLD3600T57WPN
HLD3600T57WPN
In Stock
From
$8,105.40
Westinghouse
600
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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