μArt.cz Solar Mesh Baseboard

Name: μArt.cz Solar Mesh Baseboard
Brand: μArt.cz
Price: 55 EUR

Active

Bare 70 × 43 mm baseboard built around the RAK4630 (RAK4631-compatible firmware) with an integrated MPPT solar charge controller. Solar input 7–30 V, supports 1S Li-Ion/Li-Pol/LiFePO4 and 1S/2S LTO batteries with a 3.3V buck/boost converter. No enclosure, panel, or battery included; meant to be built into a custom off-grid Meshtastic/MeshCore/Reticulum node.

~€55 approx (2026-06)

Product page ↗

MCU: nRF52840
Radio: SX1262
Display: None
GPS: None
Battery: External
Connectivity: USB, BLE

Roles

CompanionRepeaterRoom server

Transports

bleusb

Other models

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Solar Node Station nrf52840· Semtech SX1262

Hardware

Radio

Technology: LORA
Chip: Semtech SX1262 ↗
Band: EU868 US915 / AU915
Antenna: IPEX

Processor

Family: Nordic nRF52 series ↗
Model: Nordic nRF52840 ↗
Architecture: ARM Cortex-M4
Flash: 1 MB
RAM: 256 KB

Battery

Battery: External connector
Chemistry: Other
Built-in: No
Charging: Yes

Solar

Solar charging: Supported

Expansion

Connector: QWIIC/STEMMA (I2C)

Physical

Board area: 30.1 cm²
Shell: None

Connectivity

USB: USB-C
USB modes: Serial, Flashing
Bluetooth: BLE 5.0
Wi-Fi: None

Details

Kind: Kit
Lifecycle: Active
Family: uart-cz-solar-node
Firmware support: 0
Catalog completeness: 73 %

Firmware support

No firmware in the atlas lists this device yet.