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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
LA36400MT
LA36400MT
In Stock
From
$1,016.51
Square D
400
3
LAB2225S
LAB2225S
In Stock
From
$709.06
Westinghouse
225
2
LAB2300W
LAB2300W
In Stock
From
$1,104.75
Westinghouse
300
2
LAB3125
LAB3125
In Stock
From
$766.79
Westinghouse
125
3
LAB3150
LAB3150
In Stock
From
$725.90
Westinghouse
150
3
LAB3150W
LAB3150W
In Stock
From
$907.37
Westinghouse
150
3
LAB3250W
LAB3250W
In Stock
From
$830.18
Westinghouse
250
3
LAB3300W
LAB3300W
In Stock
From
$1,148.81
Westinghouse
300
3
LAB3350
LAB3350
In Stock
From
$1,232.52
Westinghouse
350
3
LAB3400
LAB3400
In Stock
From
$1,214.80
Westinghouse
400
3
LAB34000MW
LAB34000MW
In Stock
From
$1,536.70
Westinghouse
400
3
LAB3400NW
LAB3400NW
In Stock
From
$927.86
Westinghouse
400
3
LAB3400W
LAB3400W
In Stock
From
$1,227.36
Westinghouse
400
3
LAB36400
LAB36400
In Stock
From
$1,410.22
Square D
400
3
LAF36200
LAF36200
In Stock
From
$922.49
Square D
200
3
LAF36250
LAF36250
In Stock
From
$1,474.29
Square D
250
3
LAF36350
LAF36350
In Stock
From
$1,653.95
Square D
350
3
LAL26125
LAL26125
In Stock
From
$755.04
Square D
125
2
LAL26150
LAL26150
In Stock
From
$1,207.76
Square D
150
2
LAL26225
LAL26225
In Stock
From
$1,042.27
Square D
225
2
LAL26250
LAL26250
In Stock
From
$893.00
Square D
250
2
LAL26250MB
LAL26250MB
In Stock
From
$3,887.70
Square D
250
2
LAL26350
LAL26350
In Stock
From
$1,234.79
Square D
350
2
LAL26400
LAL26400
In Stock
From
$979.48
Square D
400
2
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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