PPS Molded Switch Knob Assembly

High-temperature polyphenylene sulfide (PPS) molded knob with integral shaft adapter for industrial control switches of heading 8536. Provides precise torque transmission and high-temperature operation up to 260°C. Molded specifically for switch apparatus under 8538.90.60.00.

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.

3926.90.99Lower: 22.8% vs 38.5%

If manual control knobs not for electrical apparatus

General molded plastic knobs without electrical apparatus specificity.

8538.90Same rate: 38.5%

If machined from rod stock rather than molded

Non-molded plastic or metal knobs fall under other parts provisions.

8483.90Lower: 12.8% vs 38.5%

If for mechanical rather than electrical switches

Parts of mechanical Taps, cocks, valves shift to transmission machinery chapter.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Document heat deflection temperature ratings proving suitability only for heated switch environments

Include torque specifications matching target switch mechanisms

Related Products under HTS 8538.90.60.00

Nylon Molded Insulator Base for Switchgear Panels

High-strength nylon molded base plate that serves as the insulating mount for busbars and components in low-voltage switchgear panels of heading 8537. The part ensures electrical isolation and mechanical stability in panelboard assemblies. Classified as molded parts under 8538.90.60.00 due to its principal use with heading 8537 apparatus.

Bakelite Molded Contactor Arc Chute Housing

Heat-resistant Bakelite molded housing that contains and directs arc extinguishing material in electromechanical contactors of heading 8536. The design splits and cools electrical arcs during switching operations. Specifically molded for contactor apparatus qualifying under 8538.90.60.00.

Glass-Filled Nylon Distribution Board Spacer

30% glass-filled nylon molded spacers that maintain precise spacing between busbars in electrical distribution boards of heading 8537. Provides enhanced mechanical strength and electrical insulation properties. Specifically molded for panelboard construction under 8538.90.60.00.

Silicone Rubber Molded Gasket for Panelboards

Liquid injection molded silicone rubber gaskets that seal enclosures of molded-case circuit breakers (heading 8536). Designed for IP65 environmental protection with specific compression set for breaker door assemblies. Qualifies as molded parts under 8538.90.60.00.

Thermoset Polyester Molded Busbar Insulator

Compression molded thermoset polyester insulator that supports and isolates copper busbars in switchgear assemblies of heading 8537. Exhibits high mechanical strength and track resistance for 600V applications. Molded specifically for electrical panel apparatus under 8538.90.60.00.

ABS Molded Terminal Housing for Circuit Breakers

Precision-molded ABS plastic housing designed specifically to encase and protect terminal connections in electrical circuit breakers of heading 8536. This part provides insulation and structural support for safe current distribution within breaker assemblies. It qualifies under 8538.90.60.00 as a molded part solely for use with apparatus of headings 8535, 8536 or 8537.