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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.
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Part Number
PRICE
Manufacturer
Amperage
Poles
JL3-T100
JL3-T100
In Stock
From
$408.80
Siemens
-
-
KP2T1000
KP2T1000
In Stock
From
$251.64
Siemens
-
-
L3B300
L3B300
In Stock
From
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Siemens
300
3
LBRP25D
LBRP25D
In Stock
From
$59.20
Siemens
-
-
LED-3
LED-3
In Stock
From
$288.44
Siemens
-
-
LLD63T450
LLD63T450
In Stock
From
$363.94
Siemens
-
-
LXD SCREW KIT 3P
LXD SCREW KIT 3P
In Stock
From
$4.76
Siemens
-
-
LZS:PT3A5R24
LZS:PT3A5R24
Limited Stock
From
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Siemens
-
-
LZS:RT4D4R24
LZS:RT4D4R24
In Stock
From
$29.29
Siemens
-
-
LZS:RT4D4T30
LZS:RT4D4T30
Limited Stock
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Siemens
-
-
LZX:PT570125
LZX:PT570125
Limited Stock
From
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Siemens
-
-
LZX:RT314024
LZX:RT314024
In Stock
From
$33.31
Siemens
-
-
LZXPT78802
LZXPT78802
In Stock
From
$1.94
Siemens
-
-
LZXPT78804
LZXPT78804
In Stock
From
$3.20
Siemens
-
-
MHD-3
MHD-3
In Stock
From
$151.09
Siemens
-
-
MLKC1A
MLKC1A
In Stock
From
$92.58
Siemens
-
-
MT-SUR-BOX-W
MT-SUR-BOX-W
In Stock
From
$12.12
Siemens
-
-
NR50
NR50
In Stock
From
$406.21
Siemens
-
-
OD3-1600
OD3-1600
In Stock
From
$252.91
Siemens
-
-
OD3-800
OD3-800
In Stock
From
$297.00
Siemens
-
-
OND-DFSB-120
OND-DFSB-120
In Stock
From
$19.26
Siemens
-
-
P1842MC250AT
P1842MC250AT
In Stock
From
$520.14
Siemens
-
-
P1842MC250CT
P1842MC250CT
In Stock
From
$708.80
Siemens
-
-
P1C18BH100CTSN
P1C18BH100CTSN
In Stock
From
$700.14
Siemens
-
-
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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