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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
WLS1D308MP
WLS1D308MP
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Siemens
800
3
WLS1D308MQ
WLS1D308MQ
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Siemens
800
3
WLS1D308MR
WLS1D308MR
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Siemens
800
3
WLS1D308MT
WLS1D308MT
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Siemens
800
3
WLS1D308MU
WLS1D308MU
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Siemens
800
3
WLS1D308MW
WLS1D308MW
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Siemens
800
3
WLS1D308MY
WLS1D308MY
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Siemens
800
3
WLS1D308N
WLS1D308N
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Siemens
800
3
WLS1D308NA
WLS1D308NA
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Siemens
800
3
WLS1D308NB
WLS1D308NB
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Siemens
800
3
WLS1D308NC
WLS1D308NC
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Siemens
800
3
WLS1D308ND
WLS1D308ND
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Siemens
800
3
WLS1D308NE
WLS1D308NE
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Siemens
800
3
WLS1D308NF
WLS1D308NF
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Siemens
800
3
WLS1D308NG
WLS1D308NG
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Siemens
800
3
WLS1D308NH
WLS1D308NH
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Siemens
800
3
WLS1D308NJ
WLS1D308NJ
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Siemens
800
3
WLS1D308NK
WLS1D308NK
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Siemens
800
3
WLS1D308NL
WLS1D308NL
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Siemens
800
3
WLS1D308NN
WLS1D308NN
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Siemens
800
3
WLS1D308NP
WLS1D308NP
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Siemens
800
3
WLS1D308NQ
WLS1D308NQ
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Siemens
800
3
WLS1D308NR
WLS1D308NR
Limited Stock
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Siemens
800
3
WLS1D308NT
WLS1D308NT
Limited Stock
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Siemens
800
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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