Ceramic Resonator 4 MHz from Mexico
Leadless ceramic resonator containing piezoelectric ceramic crystal element operating at 4 MHz for microcontroller clocks. Mounted in surface-mount package. Classified in 8541.60.0080 as other mounted piezoelectric crystals (ceramic-based).
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Specify ceramic piezoelectric material vs quartz to avoid semiconductor confusion
• Provide aging and shock resistance test data for customs verification
• Package in anti-static materials; damage claims common with fragile crystals