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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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RV5/133
RV5/133
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$47.07
ABB
S 221 K25A
S 221 K25A
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$24.82
ABB
S-273-K1.6
S-273-K1.6
In Stock
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$10.57
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S-701-E32A
S-701-E32A
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S-701-E50
S-701-E50
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S161NA-2P-15A
S161NA-2P-15A
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ABB
S162-2P-5A
S162-2P-5A
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S181-K20A
S181-K20A
In Stock
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$24.04
ABB
S181-L6A
S181-L6A
In Stock
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$39.80
ABB
S2-BM2
S2-BM2
In Stock
From
$490.00
ABB
S2-CM2
S2-CM2
In Stock
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$151.58
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S2-H
S2-H
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$24.54
ABB
S201-K3A
S201-K3A
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$54.17
ABB
S201-K3A-NA
S201-K3A-NA
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ABB
S201-K4A
S201-K4A
In Stock
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$79.64
ABB
S201-NAK4
S201-NAK4
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$45.49
ABB
S201-U-K10A
S201-U-K10A
In Stock
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$40.84
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S201-UK05
S201-UK05
In Stock
From
$56.51
ABB
S201-UK15A
S201-UK15A
In Stock
From
$37.75
ABB
S201-UK1A
S201-UK1A
In Stock
From
$11.11
ABB
S201-Z1
S201-Z1
In Stock
From
$22.64
ABB
S201-Z20
S201-Z20
In Stock
From
$23.77
ABB
S201DC-K16
S201DC-K16
In Stock
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$15.59
ABB
S201M-B4
S201M-B4
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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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