Telephone Line Interface PCA from Japan
Printed circuit assembly providing ring detection, line seizure, and impedance matching for answering machines. Critical connection between PSTN and 8521 recording apparatus. Classified specifically under 8522.90.45.00.
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
• Telecom regulatory filings (FCC Part 68) required
• Detail REN value and ringer equivalence
• Test for surge protection compliance