Vishay PTM Series Metal Glaze Trimmer from Japan
Vishay PTM metal glaze trimmers offer cermet-like performance with superior wear resistance for audio and RF applications. This variable resistor uses metal glaze technology, fitting HTS 8533.40.80.60 for other potentiometers excluding heating types. Ideal for fine-tuning in communication devices.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Submit detailed technical drawings showing metal glaze element and wiper mechanism to prevent reclassification
• For high-volume imports, obtain advance ruling from CBP on potentiometer vs rheostat distinction
• Watch for anti-dumping duties if sourced from specific Asian manufacturers; check Commerce Department lists