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Siemens SIRIUS 3SU1 Selector Switch

Siemens SIRIUS 3SU1 series selector switch with 3-position rotary action for mode selection in industrial control panels. Falls under HTS 8538.90.81.80 as a specialized part principally for apparatus of 8536 (switches) and 8537 (control gear), enabling function selection like manual/auto.

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.

8536.50.70.00Lower: 35% vs 38.5%

If rocker/rotary type if complete with illumination and housing

Illuminated complete rotary switches fall under 8536.50, not parts.

8538.90.30Same rate: 38.5%

If automated factory equipment use

Parts for automatic data processing machines (per US note) go to 8538.90.30.

8544.49Lower: 13.9% vs 38.5%

If contains significant insulated wiring over 1,000V

Cable assemblies with conductors shift to heading 8544.

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Import Tips & Compliance

• Provide manufacturer datasheets proving 'sole/principal use' with 8535-8537 to justify parts classification

• Label with voltage ratings and IP protection class to meet NRTL safety import requirements

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