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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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Manufacturer
Amperage
Poles
NDK3B090L
NDK3B090L
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Siemens
90
3
NDK3B100L
NDK3B100L
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Siemens
100
3
NDK3B110L
NDK3B110L
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Siemens
110
3
NDK3G060L
NDK3G060L
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Siemens
60
3
NDK3G100L
NDK3G100L
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Siemens
100
3
NDK3G150L
NDK3G150L
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Siemens
150
3
NDK3K060L
NDK3K060L
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Siemens
60
3
NDK3K100L
NDK3K100L
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Siemens
100
3
NDK3K150L
NDK3K150L
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Siemens
150
3
NDK3R060L
NDK3R060L
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Siemens
60
3
NDK3R100L
NDK3R100L
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Siemens
100
3
NDK3R150L
NDK3R150L
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Siemens
150
3
NDK3T060L
NDK3T060L
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Siemens
60
3
NDK3T150L
NDK3T150L
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Siemens
150
3
NDK3V100L
NDK3V100L
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Siemens
100
3
NDK3V150L
NDK3V150L
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Siemens
150
3
NDK3W060L
NDK3W060L
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Siemens
60
3
NDK3W100L
NDK3W100L
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Siemens
100
3
NDK3W150L
NDK3W150L
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Siemens
150
3
NEB2M020
NEB2M020
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Siemens
20
2
NEB3B015V
NEB3B015V
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Siemens
15
3
NEB3B025
NEB3B025
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Siemens
25
3
NEB3B030
NEB3B030
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Siemens
30
3
NEB3B030B
NEB3B030B
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Siemens
30
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.

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