Telecom Base Station Quartz 900 kHz from Mexico
High-precision 900 kHz quartz crystals for cellular base station timing synchronization use oven-controlled mounting. Falls under HTS 8541.60.00.20 as mounted piezo quartz below 1 MHz, essential for network timing stability.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide OCXO (oven-controlled) specifications confirming quartz mounting
• Include phase noise and aging specs for telecom qualification
• FCC compliance docs required for telecom frequency devices