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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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NNY3W800L
NNY3W800L
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Siemens
800
3
NPG3A120
NPG3A120
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1200
3
NPG3A160
NPG3A160
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Siemens
1600
3
NPG3B120
NPG3B120
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Siemens
1200
3
NPG3B140
NPG3B140
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Siemens
1400
3
NPG3C120
NPG3C120
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Siemens
1200
3
NPG3D120
NPG3D120
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1200
3
NPG3G120
NPG3G120
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1200
3
NPG3G160
NPG3G160
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Siemens
1600
3
NPG3K120
NPG3K120
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1200
3
NPG3K160
NPG3K160
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Siemens
1600
3
NPG3N120
NPG3N120
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Siemens
1200
3
NPG3P120
NPG3P120
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Siemens
1200
3
NPG3R120
NPG3R120
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Siemens
1200
3
NPG3R160
NPG3R160
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Siemens
1600
3
NPG3T120
NPG3T120
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Siemens
1200
3
NPG3T160
NPG3T160
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Siemens
1600
3
NPG3U120
NPG3U120
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Siemens
1200
3
NPG3V120
NPG3V120
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Siemens
1200
3
NPG3V160
NPG3V160
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Siemens
1600
3
NPG3W120
NPG3W120
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Siemens
1200
3
NPG3W160
NPG3W160
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Siemens
1600
3
NPG3X120
NPG3X120
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Siemens
1200
3
NPG4N120
NPG4N120
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Siemens
1200
4
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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