Overview

The Heltec RadioCore RC32 Development Kit is a compact, modular wireless development platform powered by the ESP32-S3R8, featuring 8MB PSRAM, 2.4GHz Wi-Fi, and Bluetooth LE connectivity.

Available in two configurations, the RC32-62 with SX1262 LoRa and the RC32-68 with MM6108Q Wi-Fi HaLow, it offers flexible wireless solutions for IoT development, long-range communication, and embedded applications.

The Full Accessory Kit includes an RD02G expansion board, providing convenient interfaces for battery power, GNSS modules, and additional sensors.

Key Features

• ESP32-S3R8 MCU: Powerful microcontroller with 8MB PSRAM.

• Dual Wireless Options: Choose SX1262 LoRa or MM6108Q Wi-Fi HaLow.

• Built-in Connectivity: 2.4GHz Wi-Fi and Bluetooth LE supported on both versions.

• Long-Range Communication: LoRa for low-power wireless networking or Wi-Fi HaLow for extended-range Wi-Fi applications.

• Compact Design: Ultra-compact 40.10 × 23.82 × 12.54 mm form factor.

• Solder-Free Integration: Standard 2.54mm pin headers and B2B expansion interface.

• RD02G Expansion Board: Supports battery, GNSS, and sensor connections.

• Developer Friendly: Compatible with Arduino, ESP-IDF, PlatformIO, and other supported development environments.

Available Versions

RC32-62 – SX1262 LoRa Version

Designed for long-range, low-power wireless communication, IoT sensor networks, and LoRa mesh development.

• RF Module: SX1262

• Frequency Options: EU868 (863–870MHz) / US915 (902–928MHz)

• Applications: LoRa, LoRaWAN, Meshtastic, MeshCore, and wireless sensor networks

• Firmware compatibility depends on the selected project and available device support.

RC32-68 – Wi-Fi HaLow Version

Equipped with the MM6108Q Wi-Fi HaLow module for extended-range wireless networking and IoT connectivity.

• RF Module: MM6108Q

• Wireless Technology: Wi-Fi HaLow (IEEE 802.11ah)

• Applications: Long-range Wi-Fi networking, IoT gateways, remote sensors, and embedded wireless systems

• Also supports built-in 2.4GHz Wi-Fi and Bluetooth LE through the ESP32-S3.

Technical Specifications

Package Includes – Full Accessory Kit

• 1 × RadioCore RC32 Development Board (Selected Version)

• 1 × RD02G Expansion Board

• 1 × Wireless Antenna (According to Selected Version)

• 1 × RF Adapter Cable (According to Selected Version)

• 1 × SH1.25 2-Pin Battery Connector

• 2 × Pin Headers

• 2 × Pin Stickers

Important Notes

• This listing includes the Full Accessory Kit only.

• Battery and GNSS module are not included.

• LoRa and Wi-Fi HaLow are separate hardware versions, not interchangeable software modes.

• The RF module is SMT-mounted and cannot be replaced through normal plug-and-play operation.

• Meshtastic, MeshCore, and LoRaWAN applications require compatible hardware-specific firmware. They are not guaranteed to work out of the box.

• Please select the appropriate wireless version and regional frequency before ordering.