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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
WLL1F320UP
WLL1F320UP
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Siemens
2000
3
WLL1F320UQ
WLL1F320UQ
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Siemens
2000
3
WLL1F320UR
WLL1F320UR
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Siemens
2000
3
WLL1F320UT
WLL1F320UT
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Siemens
2000
3
WLL1F320UU
WLL1F320UU
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Siemens
2000
3
WLL1F320UW
WLL1F320UW
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Siemens
2000
3
WLL1F320UY
WLL1F320UY
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Siemens
2000
3
WLL2D308A
WLL2D308A
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Siemens
800
3
WLL2D308AA
WLL2D308AA
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Siemens
800
3
WLL2D308AB
WLL2D308AB
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Siemens
800
3
WLL2D308AC
WLL2D308AC
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Siemens
800
3
WLL2D308AD
WLL2D308AD
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Siemens
800
3
WLL2D308AE
WLL2D308AE
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Siemens
800
3
WLL2D308AF
WLL2D308AF
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Siemens
800
3
WLL2D308AG
WLL2D308AG
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Siemens
800
3
WLL2D308AH
WLL2D308AH
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Siemens
800
3
WLL2D308AJ
WLL2D308AJ
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Siemens
800
3
WLL2D308AK
WLL2D308AK
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Siemens
800
3
WLL2D308AL
WLL2D308AL
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Siemens
800
3
WLL2D308AN
WLL2D308AN
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Siemens
800
3
WLL2D308AP
WLL2D308AP
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Siemens
800
3
WLL2D308AQ
WLL2D308AQ
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Siemens
800
3
WLL2D308AR
WLL2D308AR
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Siemens
800
3
WLL2D308AT
WLL2D308AT
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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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