Prototype Solar Panel Microinverter from China
Module-level power optimizer prototype for residential solar installations. Used for MPPT algorithm testing, grid synchronization validation, and efficiency mapping under HTS 9817.85.01.
Duty Rate — China → United States
12.5%
Rate breakdown
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• UL certification test documentation supports prototype status
• Field installation test site agreements
• Performance data sheets from prototype installations