G.654.C Ultra Low Loss Fiber from China
ITU-T G.654.C pure silica core single-mode optical fiber with ultra-low attenuation (≤0.154 dB/km at 1550nm) for submarine cable systems transmitting transoceanic voice, data, and video communications. Optimized for 1550nm operation. HTS 9001.10.0030.
Duty Rate — China → United States
44.2%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
9903.88.0225%Except as provided in headings 9903.88.12, 9903.88.17, 9903.88.20, 9903.88.54, 9903.88.59, 9903.88.61, 9903.88.63, 9903.88.66, 9903.88.67, 9903.88.68, 9903.88.69, or 9903.88.70, articles the product of China, as provided for in U.S. note 20(c) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(d)
Import Tips
• Provide proof attenuation ≤0.154 dB/km @1550nm for submarine grade
• Declare pure-silica core/cladding structure (no germanium)
• Include hydrogen aging test results for submarine qualification