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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
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SAKS2
SAKS2
Limited Stock
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Weidmuller
SAKT 2/LT STB
SAKT 2/LT STB
In Stock
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$6.68
Weidmuller
SFC 2/21 MC NE GE
SFC 2/21 MC NE GE
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Weidmuller
SKH2-D32-LPA1
SKH2-D32-LPA1
In Stock
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$38.35
Weidmuller
SL-5.08/3/180B4.5SN-OR
SL-5.08/3/180B4.5SN-OR
In Stock
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$2.42
Weidmuller
SRC-2CO
SRC-2CO
In Stock
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$8.37
Weidmuller
SST110V
SST110V
In Stock
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$34.80
Weidmuller
SST24V
SST24V
In Stock
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$35.30
Weidmuller
STR7
STR7
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Weidmuller
SU1C20AC
SU1C20AC
In Stock
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$22.99
Weidmuller
SU1C4AC
SU1C4AC
In Stock
From
$15.06
Weidmuller
SU1C8AC
SU1C8AC
In Stock
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$14.31
Weidmuller
SU1D05AC
SU1D05AC
In Stock
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$22.55
Weidmuller
SU1D10AC
SU1D10AC
In Stock
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$15.47
Weidmuller
SU1D15AC
SU1D15AC
In Stock
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$24.68
Weidmuller
SU1D1AC
SU1D1AC
In Stock
From
$17.95
Weidmuller
SU1D20AC
SU1D20AC
In Stock
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$17.29
Weidmuller
SU1D4AC
SU1D4AC
In Stock
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$17.99
Weidmuller
SU1D5AC
SU1D5AC
In Stock
From
$11.74
Weidmuller
SU2C2AC
SU2C2AC
In Stock
From
$34.26
Weidmuller
SU2D3AC
SU2D3AC
In Stock
From
$30.17
Weidmuller
SU2D40AC
SU2D40AC
In Stock
From
$35.46
Weidmuller
SU3C16AC
SU3C16AC
In Stock
From
$129.59
Weidmuller
SU3C20AC
SU3C20AC
In Stock
From
$57.59
Weidmuller
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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