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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
KT3300T
KT3300T
In Stock
From
$413.86
Cutler Hammer
-
3
KT3315TA
KT3315TA
In Stock
From
$873.09
Cutler Hammer
-
3
KT3400T
KT3400T
In Stock
From
$244.21
Eaton
-
3
KT3400TA
KT3400TA
In Stock
From
$210.13
Cutler Hammer
-
3
KT3AS
KT3AS
In Stock
From
$134.20
ABB
-
-
KW3400F
KW3400F
In Stock
From
$2,270.12
Eaton
400
3
LA11027
LA11027
In Stock
From
$689.51
Square D
-
-
LA11127
LA11127
In Stock
From
$367.51
Square D
-
-
LA3400PRF
LA3400PRF
In Stock
From
$1,329.37
Westinghouse
400
3
LA36400MT
LA36400MT
In Stock
From
$864.03
Square D
400
3
LAL26300
LAL26300
In Stock
From
$992.49
Square D
300
2
LAL361501021
LAL361501021
In Stock
From
$1,350.19
Square D
150
3
LAL36175
LAL36175
In Stock
From
$1,145.23
Square D
175
3
LAL36200
LAL36200
In Stock
From
$1,553.61
Square D
200
3
LAL36200MB
LAL36200MB
In Stock
From
$3,905.46
Square D
200
3
LAL36225
LAL36225
In Stock
From
$1,427.32
Square D
225
3
LAL36250
LAL36250
In Stock
From
$2,455.95
Square D
250
3
LAL36300
LAL36300
In Stock
From
$2,639.16
Square D
300
3
LAL363001021
LAL363001021
In Stock
From
$4,337.44
Square D
300
3
LAL36350
LAL36350
In Stock
From
$1,857.94
Square D
350
3
LAL36400
LAL36400
In Stock
From
$1,424.65
Square D
400
3
LAL364001021
LAL364001021
In Stock
From
$1,391.07
Square D
400
3
LAL3640031M
LAL3640031M
In Stock
From
$896.30
Square D
400
3
LAL3640032M
LAL3640032M
In Stock
From
$1,155.41
Schneider Electric
400
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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