Heltec RadioCore RC52 nRF52840 SX1262 LoRa Development Kit – BLE, Meshtastic, MeshCore & LoRaWAN
Overview
The Heltec RadioCore RC52-62 LoRa Development Kit combines the Nordic nRF52840 MCU with an integrated SX1262 LoRa transceiver, delivering low-power Bluetooth LE and long-range LoRa connectivity in an ultra-compact design.
Designed for wireless IoT applications, LoRa mesh networks, and low-power embedded development, the RC52 features flexible expansion interfaces and compatibility with popular open-source ecosystems, including Meshtastic, MeshCore, and Reticulum.
This Full Accessory Kit includes the RD02G expansion board, LoRa antenna, and essential accessories for convenient hardware integration and prototyping.
Key Features
-
nRF52840 + SX1262: Combines an ultra-low-power MCU with long-range LoRa communication.
-
Bluetooth 5.0 LE: Built-in Bluetooth connectivity for wireless configuration and IoT applications.
-
Low Power Consumption: Sleep current as low as 7μA under specified conditions.
-
LoRa Mesh Ready Hardware: Designed for Meshtastic, MeshCore, Reticulum, LoRaWAN, and other supported development projects.
-
Multiple Frequency Options: Available in 433MHz, EU868, and US915 configurations.
-
Compact Design: Measures just 40.10 × 23.82 × 12.54 mm.
-
Easy Integration: Solder-free pin connections with standard 2.54mm spacing.
-
RD02G Expansion Board: Provides convenient interfaces for lithium batteries, GNSS modules, and external sensors.
-
Developer Friendly: Supports the Heltec nRF52 Arduino framework and compatible PlatformIO development workflows.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | RadioCore RC52-62 |
| MCU | Nordic nRF52840 |
| LoRa Transceiver | Semtech SX1262 |
| Bluetooth | Bluetooth 5.0 LE |
| Flash Memory | 1MB |
| RAM | 256KB |
| LoRa Frequency | 433MHz / 863–870MHz / 902–928MHz |
| TX Power Options | 21±1dBm / 28±1dBm |
| Interfaces | USB-C, B2B, 2 × 10 Pin Headers, IPEX 4.0 |
| Peripheral Interfaces | SPI, TWI (I2C), UART, PWM, USB 2.0 |
| Power Supply | USB-C 5V, 3.3V Pin, 3.3–4.2V VBAT |
| Sleep Current | As low as 7μA |
| Operating Temperature | -30°C to +80°C |
| Board Dimensions | 40.10 × 23.82 × 12.54 mm |
| Board Weight | 8.5g |
Package Includes – Full Accessory Kit
-
1 × Heltec RadioCore RC52-62 Board
-
1 × RD02G Expansion Board
-
1 × LoRa Antenna
-
1 × IPEX 4.0 to SMA Adapter Cable
-
1 × SH1.25 2-Pin Battery Connector
-
2 × Pin Headers
-
2 × Pin Stickers
Important Notes
-
This listing is for the Full Accessory Kit only.
-
Battery and GNSS module are not included.
-
Select the appropriate LoRa frequency and TX power version before ordering.
-
Meshtastic, MeshCore, Reticulum, and LoRaWAN functionality depends on compatible firmware and configuration.
-
Actual wireless range and power consumption vary depending on firmware, antenna, operating conditions, and environment.
Guaranteed Safe Checkout
Heltec RadioCore RC52 nRF52840 SX1262 LoRa Development Kit – BLE, Meshtastic, MeshCore & LoRaWAN
Overview
The Heltec RadioCore RC52-62 LoRa Development Kit combines the Nordic nRF52840 MCU with an integrated SX1262 LoRa transceiver, delivering low-power Bluetooth LE and long-range LoRa connectivity in an ultra-compact design.
Designed for wireless IoT applications, LoRa mesh networks, and low-power embedded development, the RC52 features flexible expansion interfaces and compatibility with popular open-source ecosystems, including Meshtastic, MeshCore, and Reticulum.
This Full Accessory Kit includes the RD02G expansion board, LoRa antenna, and essential accessories for convenient hardware integration and prototyping.
Key Features
-
nRF52840 + SX1262: Combines an ultra-low-power MCU with long-range LoRa communication.
-
Bluetooth 5.0 LE: Built-in Bluetooth connectivity for wireless configuration and IoT applications.
-
Low Power Consumption: Sleep current as low as 7μA under specified conditions.
-
LoRa Mesh Ready Hardware: Designed for Meshtastic, MeshCore, Reticulum, LoRaWAN, and other supported development projects.
-
Multiple Frequency Options: Available in 433MHz, EU868, and US915 configurations.
-
Compact Design: Measures just 40.10 × 23.82 × 12.54 mm.
-
Easy Integration: Solder-free pin connections with standard 2.54mm spacing.
-
RD02G Expansion Board: Provides convenient interfaces for lithium batteries, GNSS modules, and external sensors.
-
Developer Friendly: Supports the Heltec nRF52 Arduino framework and compatible PlatformIO development workflows.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | RadioCore RC52-62 |
| MCU | Nordic nRF52840 |
| LoRa Transceiver | Semtech SX1262 |
| Bluetooth | Bluetooth 5.0 LE |
| Flash Memory | 1MB |
| RAM | 256KB |
| LoRa Frequency | 433MHz / 863–870MHz / 902–928MHz |
| TX Power Options | 21±1dBm / 28±1dBm |
| Interfaces | USB-C, B2B, 2 × 10 Pin Headers, IPEX 4.0 |
| Peripheral Interfaces | SPI, TWI (I2C), UART, PWM, USB 2.0 |
| Power Supply | USB-C 5V, 3.3V Pin, 3.3–4.2V VBAT |
| Sleep Current | As low as 7μA |
| Operating Temperature | -30°C to +80°C |
| Board Dimensions | 40.10 × 23.82 × 12.54 mm |
| Board Weight | 8.5g |
Package Includes – Full Accessory Kit
-
1 × Heltec RadioCore RC52-62 Board
-
1 × RD02G Expansion Board
-
1 × LoRa Antenna
-
1 × IPEX 4.0 to SMA Adapter Cable
-
1 × SH1.25 2-Pin Battery Connector
-
2 × Pin Headers
-
2 × Pin Stickers
Important Notes
-
This listing is for the Full Accessory Kit only.
-
Battery and GNSS module are not included.
-
Select the appropriate LoRa frequency and TX power version before ordering.
-
Meshtastic, MeshCore, Reticulum, and LoRaWAN functionality depends on compatible firmware and configuration.
-
Actual wireless range and power consumption vary depending on firmware, antenna, operating conditions, and environment.