1. Home / 
  2. All Categories / 
  3. Circuit Breaker

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
LDC3300X
LDC3300X
In Stock
From
$5,055.64
Eaton
300
3
LDC3300Y
LDC3300Y
In Stock
From
Get Price
Westinghouse
300
3
LDC3350W
LDC3350W
In Stock
From
Get Price
Westinghouse
350
3
LDC3350X
LDC3350X
In Stock
From
$3,058.70
Eaton
350
3
LDC3350Y
LDC3350Y
In Stock
From
$2,566.82
Cutler Hammer
350
3
LDC3400W
LDC3400W
In Stock
From
$2,951.45
Eaton
400
3
LDC3400X
LDC3400X
In Stock
From
$19,846.27
Westinghouse
400
3
LDC3400Y
LDC3400Y
In Stock
From
$6,106.55
Westinghouse
400
3
LDC3450W
LDC3450W
In Stock
From
$3,045.06
Cutler Hammer
450
3
LDC3450X
LDC3450X
In Stock
From
$6,325.10
Eaton
450
3
LDC3450Y
LDC3450Y
In Stock
From
$4,791.76
Westinghouse
450
3
LDC3500W
LDC3500W
In Stock
From
$3,888.00
Westinghouse
500
3
LDC3500X
LDC3500X
In Stock
From
$2,645.45
Westinghouse
500
3
LDC3500Y
LDC3500Y
In Stock
From
$2,674.85
Westinghouse
500
3
LDC3600C
LDC3600C
In Stock
From
$3,571.24
Westinghouse
600
3
LDC3600X
LDC3600X
In Stock
From
$4,502.11
Cutler Hammer
600
3
LDC3600Y
LDC3600Y
In Stock
From
$3,563.71
Westinghouse
600
3
MD3300W
MD3300W
In Stock
From
$2,742.52
Westinghouse
300
3
MD3350
MD3350
In Stock
From
$2,485.12
Cutler Hammer
350
3
MD3350W
MD3350W
In Stock
From
$2,953.45
Westinghouse
350
3
MD3400
MD3400
In Stock
From
$3,121.84
Eaton
400
3
MD3400W
MD3400W
In Stock
From
$2,905.12
Cutler Hammer
400
3
MD3450W
MD3450W
In Stock
From
$2,787.93
Cutler Hammer
450
3
MD3500
MD3500
In Stock
From
$2,624.40
Cutler Hammer
500
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.

Learn More