Variable Capacitor Dielectric Trimmer
Adjustable ceramic or air dielectric trimmers for tuning circuits in radios and transmitters. Parts of variable/adjustable capacitors under HTS 8532.90.00.00 when imported disassembled.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If complete variable/adjustable capacitors
Fully assembled tuning capacitors with full adjustment mechanism are complete units.
If generic ceramic electrical insulators
Ceramic pieces without variable capacitance function are basic insulators.
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Import Tips & Compliance
• Specify adjustment range (pF values) and Q-factor to establish variable capacitor function
• Document shaft torque specs for preset adjustable classification confirmation
Related Products under HTS 8532.90.00.00
Ceramic Disc Capacitor
A fixed ceramic disc capacitor used in electronic circuits for filtering and decoupling, typically rated from 10pF to several microfarads. It falls under HTS 8532.90.00.00 as a part of electrical capacitors, specifically the ceramic dielectric type classified in 8532.21. Classified as parts when imported separately for assembly into capacitor units.
Film Capacitor Metallized Film
Metallized polypropylene or polyester film rolls used as dielectric in plastic film capacitors for power electronics. HTS 8532.90.00.00 applies to these semi-processed films specifically manufactured for capacitor assembly.
Electrolytic Capacitor Spacer
Precision plastic or phenolic spacers separating capacitor elements in aluminum electrolytic cans. Essential mechanical parts classified under HTS 8532.90.00.00 for maintaining internal structure and insulation.
Mica Capacitor Silver Electrode Paste
Silver-bearing conductive paste applied as electrodes on mica sheets for high-precision capacitors used in RF applications. Specifically parts under HTS 8532.90.00.00 due to functional capacitor role.
Capacitor End Cap Assembly
Pre-assembled metal end caps with terminal pins for sealing electrolytic capacitors. HTS 8532.90.00.00 covers these hermetic seal assemblies as essential capacitor parts.
Supercapacitor Separator Membrane
Ultra-thin microporous membranes separating electrodes in electric double-layer capacitors (supercapacitors). HTS 8532.90.00.00 applies as parts of fixed electrical capacitors.