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Siemens Sentron Arc Chute Assembly

Siemens Sentron arc chute for molded case circuit breakers in panelboards, made of steel grids and insulating plates to extinguish arcs during fault interruption. Designed exclusively for Sentron breaker series under heading 8536. Classified as other switchboard parts in 8538.90.81.60.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3.5%+35.0%38.5%
🇲🇽Mexico3.5%+10.0%13.5%
🇨🇦Canada3.5%+10.0%13.5%
🇩🇪Germany3.5%+10.0%13.5%
🇯🇵Japan3.5%+10.0%13.5%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

7320.90.50Lower: 37.9% vs 38.5%

If generic steel grids not configured for arc quenching

Plain steel springs or grates without electrical insulation/breaker-specific design are other steel articles.

8536.20.00Lower: 37.7% vs 38.5%

If when imported as complete automatic circuit breaker

Arc chutes only classify separately if discrete parts; integrated in full breaker = heading 8536.

8547.90.00Higher: 39.6% vs 38.5%

If incorporates insulating electrical conductors

Arc chutes with significant insulated wiring shift toward electrical insulation articles.

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Import Tips & Compliance

• Supply arc chute dimension drawings matching specific ampere-rated breakers to demonstrate principal use

• UL 489 component recognition (File E80452) documentation prevents classification as general machine parts

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