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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
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Manufacturer
Amperage
Poles
WLK1D320GK
WLK1D320GK
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Siemens
2000
3
WLK1D320HK
WLK1D320HK
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Siemens
2000
3
WLK1D320JK
WLK1D320JK
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Siemens
2000
3
WLK1D320KK
WLK1D320KK
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Siemens
2000
3
WLK1D320LK
WLK1D320LK
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Siemens
2000
3
WLK1D320MK
WLK1D320MK
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Siemens
2000
3
WLK1D320NK
WLK1D320NK
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Siemens
2000
3
WLK1F308AK
WLK1F308AK
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Siemens
800
3
WLK1F308BK
WLK1F308BK
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Siemens
800
3
WLK1F308CK
WLK1F308CK
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Siemens
800
3
WLK1F308DK
WLK1F308DK
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Siemens
800
3
WLK1F308EK
WLK1F308EK
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Siemens
800
3
WLK1F308FK
WLK1F308FK
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Siemens
800
3
WLK1F308GK
WLK1F308GK
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Siemens
800
3
WLK1F308HK
WLK1F308HK
Limited Stock
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Siemens
800
3
WLK1F308JK
WLK1F308JK
Limited Stock
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Siemens
800
3
WLK1F308KK
WLK1F308KK
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Siemens
800
3
WLK1F308LK
WLK1F308LK
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Siemens
800
3
WLK1F308MK
WLK1F308MK
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Siemens
800
3
WLK1F308NK
WLK1F308NK
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Siemens
800
3
WLK1F312AK
WLK1F312AK
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Siemens
1200
3
WLK1F312BK
WLK1F312BK
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Siemens
1200
3
WLK1F312CK
WLK1F312CK
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Siemens
1200
3
WLK1F312DK
WLK1F312DK
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Siemens
1200
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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