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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
KD2400F
KD2400F
In Stock
From
$858.64
Cutler Hammer
400
2
KD4K
KD4K
In Stock
From
$462.17
Westinghouse
-
-
KDS4BK
KDS4BK
In Stock
From
$513.45
Westinghouse
-
-
KDS4K
KDS4K
In Stock
From
$422.53
Westinghouse
-
-
KPRL4KDT
KPRL4KDT
In Stock
From
$800.00
Westinghouse
-
-
KW3400F
KW3400F
In Stock
From
$2,270.12
Eaton
400
3
LD2400
LD2400
In Stock
From
$4,967.25
Westinghouse
400
2
LD4600F
LD4600F
In Stock
From
$5,643.00
Eaton
600
4
LG3450
LG3450
In Stock
From
$4,770.61
Eaton
450
3
LG3500
LG3500
In Stock
From
$4,210.60
Westinghouse
500
3
MDL2800
MDL2800
In Stock
From
$2,291.45
Westinghouse
800
2
MDLB2800W
MDLB2800W
In Stock
From
$2,793.68
Cutler Hammer
800
2
MDLB3350
MDLB3350
In Stock
From
$3,043.52
Westinghouse
350
3
MDLB3800T33W
MDLB3800T33W
In Stock
From
$2,955.36
Eaton
800
3
ND212T33W
ND212T33W
In Stock
From
$5,853.04
Westinghouse
1200
2
ND312T33W
ND312T33W
In Stock
From
$5,739.63
Eaton
1200
3
ND312T35W
ND312T35W
In Stock
From
$7,153.45
Cutler Hammer
1200
3
ND312T36W
ND312T36W
In Stock
From
$5,739.63
Eaton
1200
3
ND312T57W
ND312T57W
In Stock
From
$4,921.55
Cutler Hammer
1200
3
ND3800T107W
ND3800T107W
In Stock
From
$5,627.21
Eaton
800
3
ND3800T33W
ND3800T33W
In Stock
From
$3,282.54
Eaton
800
3
NDC312T32W
NDC312T32W
In Stock
From
$14,381.76
Cutler Hammer
1200
3
NDC312T35W
NDC312T35W
In Stock
From
$8,389.91
Eaton
1200
3
NDC312T36W
NDC312T36W
In Stock
From
$30,487.03
Westinghouse
1200
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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