Appliance Insulating Spacer Blocks
Phenolic or plastic spacer blocks that electrically insulate components within household appliances. Minor metal threaded inserts allow bolted assembly. HTS 8547.90.00.10 applies to these insulating machine fittings.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If non-electrical plastic spacers/blocks
Plastic sheets/plates/blocks not for electrical insulation classify under 3920.
If primarily metal spacers
Other articles of iron/steel take precedence over insulating function if metal predominates.
If high-voltage ceramic insulators
Electrical insulators of ceramics for higher voltage applications go to 8548.
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Import Tips & Compliance
• Include dielectric strength test results showing electrical insulation capability
• Specify 'wholly insulating material except minor metal for assembly' on all docs
Related Products under HTS 8547.90.00.10
Plastic Cable Grommets
Plastic grommets designed to insulate and protect electrical cables passing through panels in machines and appliances. Made wholly of insulating plastic with minor metal threaded inserts for assembly, these fittings prevent electrical shorts and abrasion. Classified under HTS 8547.90.00.10 as other insulating fittings of insulating material for electrical equipment.
Insulating Bushing for Motors
Nylon or ceramic bushings that insulate shaft connections in electric motors and appliances. Wholly insulating material with minor metal sockets for secure assembly during manufacturing. HTS 8547.90.00.10 covers these as insulating fittings for electrical machines apart from power line insulators.
Electrical Terminal Insulating Caps
Rubber or plastic caps that insulate exposed electrical terminals on appliances and equipment. Feature minor metal threaded components molded in for attachment during assembly. These qualify as other insulating fittings under HTS 8547.90.00.10, distinct from power insulators.
Insulating Strain Relief Bushings
Plastic bushings that provide strain relief and insulation for electrical cords entering appliance housings. Include minor metal clamps molded for secure assembly. Covered by HTS 8547.90.00.10 as insulating fittings wholly of insulating material.
Electrical Insulating End Caps for Conduit
Plastic end caps that insulate and seal electrical conduit tubing terminations. Molded with minor metal components for attachment to conduit. Qualifies under 8547.90.00.10 as other insulating fittings lined conduit accessories.
Motor Terminal Box Insulating Inserts
Plastic inserts that insulate terminal connections inside electric motor junction boxes. Feature minor metal sockets for wire termination assembly. HTS 8547.90.00.10 for such insulating electrical machine fittings.