Singlemode Optical Fiber Spool 9/125 from Japan
A continuous spool of singlemode optical fiber with a 9 micron core and 125 micron cladding, designed for long-distance telecommunications transmission. It falls under HTS 9001.10.00 as an individual optical fiber, distinct from assembled cables of heading 8544. Used primarily in fiber optic networks for high-speed data transfer.
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
• Verify fiber specifications match declared singlemode parameters to avoid reclassification; provide attenuation test data in documentation; ensure spools are free of pre-installed connectors