ESP32-WROOM-32 WiFi Microcontroller Module IC from China

Espressif's ESP32 dual-core Xtensa LX6 microcontroller IC with integrated WiFi, Bluetooth, and low-power features for IoT applications. Falls under HTS 8542.31.0030 as a controller electronic integrated circuit with wireless logic circuits.

Duty Rate — China → United States

50%

Rate breakdown

9903.91.0550%Effective with respect to entries on or after January 1, 2025, articles the product of China, as provided for in subdivision (f) of U.S. note 31 to this subchapter
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter

Import Tips

FCC modular approval docs required for wireless ICs; classify as IC not complete module

Specify silicon die vs packaged for valuation; anti-static handling mandatory

Monitor REACH for EU-sourced chips; declare integrated radio as circuit feature