Erbium-Doped Fiber for EDFAs from China
Single-mode erbium-doped optical fiber (EDF) used as gain medium in Erbium-Doped Fiber Amplifiers (EDFAs) for amplifying voice, data, and video signals in long-haul DWDM communication systems. Core doped with erbium ions for 1550nm amplification. HTS 9001.10.0030 for telecom transmission role.
Duty Rate — China → United States
41.7%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 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 absorption/emission spectra confirming 1530-1565nm communication band
• Declare numerical aperture and core doping concentration specs
• Classify as fiber component, not amplifier assembly per Chapter 90 part notes