UnitEng Station G3 ESP32

Name: UnitEng Station G3 ESP32
Brand: UnitEng
Price: 109 USD

Official Active

Modular Station board with an ESP32-S3 MCU daughterboard, an RF daughterboard, and a 1.3-inch OLED display. Designed for external 9-19 V power input and firmware compatibility with Station G2 profiles.

~$109 approx.· 2026-06

Product page ↗

MCU: ESP32-S3
Radio: SX1262
Display: 1.3″ OLED
GPS: None
Battery: None
Connectivity: USB, BLE, Wi-Fi

Roles

CompanionRepeaterRoom ServerStandalone Ui

Transports

bleusbwifi

Hardware

Radio

Technology: LORA
Chip: Semtech SX1262 ↗
Frequency: 868 MHz,915 MHz
TX power: 35 dBm
Antenna: SMA

Processor

Family: Espressif ESP32 series ↗
Model: Espressif ESP32-S3 ↗
Architecture: Xtensa LX
Flash: 16 MB
RAM: 512 KB
PSRAM: 8 MB

Display

Type: OLED
Size: 1.3″
Colors: Monochrome

Input

Button: Program
Button: Firmware Download
Button: Restart

Battery

Battery: None
Built-in: No
Charging: No
Connector: extern (Netzteil)

Expansion

Port 1: Grove ×2 (I2C, GPIO, UART)
Port 2: Qwiic (I2C)

Physical

Dimensions: 110 × 58 × 22 mm
Board area: 63.8 cm²
Board volume: 140.4 cm³
Weight: 87.5 g

Connectivity

USB: USB-C
USB modes: Power, Serial, Flashing
Bluetooth: BLE 5.0
Wi-Fi: 802.11 b/g/n

Details

Kind: Product
Lifecycle: Active
Family: uniteng-station-g3
Firmware support: 2
Catalog completeness: 79 %

Firmware support

Firmware	Type	Target	Status	Notes
MeshCore (Official)	Official	station_g3_esp32	✓ Supported
MeshCoreNG	Fork	station_g3_esp32	✓ Supported