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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
WLH1F308MK
WLH1F308MK
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Siemens
800
3
WLH1F308ML
WLH1F308ML
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Siemens
800
3
WLH1F308MN
WLH1F308MN
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Siemens
800
3
WLH1F308MP
WLH1F308MP
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Siemens
800
3
WLH1F308MQ
WLH1F308MQ
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Siemens
800
3
WLH1F308MR
WLH1F308MR
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Siemens
800
3
WLH1F308MT
WLH1F308MT
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Siemens
800
3
WLH1F308MU
WLH1F308MU
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Siemens
800
3
WLH1F308MV
WLH1F308MV
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Siemens
800
3
WLH1F308MW
WLH1F308MW
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Siemens
800
3
WLH1F308MY
WLH1F308MY
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Siemens
800
3
WLH1F308N
WLH1F308N
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Siemens
800
3
WLH1F308NA
WLH1F308NA
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Siemens
800
3
WLH1F308NB
WLH1F308NB
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Siemens
800
3
WLH1F308NC
WLH1F308NC
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Siemens
800
3
WLH1F308ND
WLH1F308ND
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Siemens
800
3
WLH1F308NE
WLH1F308NE
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Siemens
800
3
WLH1F308NF
WLH1F308NF
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Siemens
800
3
WLH1F308NG
WLH1F308NG
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Siemens
800
3
WLH1F308NH
WLH1F308NH
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Siemens
800
3
WLH1F308NJ
WLH1F308NJ
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Siemens
800
3
WLH1F308NK
WLH1F308NK
Limited Stock
From
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Siemens
800
3
WLH1F308NL
WLH1F308NL
Limited Stock
From
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Siemens
800
3
WLH1F308NN
WLH1F308NN
Limited Stock
From
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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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