MeshSolar Development Board - Li-ion BMS with Solar Charging, BLE and LoRa Connectivity for IoT Projects
1. Advanced Battery Management System: Supports 1–4 cell lithium battery packs (Li-ion / LiPo / LiFePO4) with full protection including overcharge, over-discharge, overcurrent, short-circuit, and temperature protection.
2. MPPT Solar Charging: 18–25V solar input with intelligent MPPT optimization for maximum energy efficiency.
3. Dual Wireless Communication: Integrated Bluetooth 5.0 and LoRa connectivity for reliable short- and long-range communication.
4. Long-Range LoRa Transmission: Up to 10 km range with 21 dBm TX power for remote IoT networking.
5. Modular Expansion Architecture: M.2 interface supports expansion modules such as GPS, displays, and general-purpose I/O.
6. Meshtastic Compatible: Fully compatible with the open-source Meshtastic ecosystem for mesh networking applications.
Product Description
MeshSolar Development Board Integrated Solar Power & LoRa
Overview
- This MeshSolar development board is an advanced integrated solution combining solar-powered battery management (BMS) with a BLE + LoRa communication control system, designed for off-grid IoT, industrial monitoring, and remote deployment applications.
- It integrates an intelligent MPPT-enabled solar charging BMS with a LoRa communication mainboard, delivering efficient energy harvesting, stable power distribution, and long-range wireless connectivity in a single modular platform.
- Meshsolar LoRa dev board built for harsh and remote environments, MeshSolar is optimized for long-term autonomous operation in solar-powered IoT systems.
Key Features
- Multi-Input Charging Support: USB PD3.0 fast charging and external DC input (18–25V) for flexible power options.
- Web-Based Configuration: Fully configurable charging and discharging parameters via an intuitive web interface.
- Low-Power Design: Optimized for solar-powered, always-on deployments in remote environments.
Applications
- Environmental monitoring systems
- Smart agriculture and livestock tracking
- Asset tracking and remote management platforms
- Solar-powered street lighting systems
- Industrial infrastructure monitoring
- Outdoor emergency and disaster response networks
- Open-source Meshtastic mesh networking projects
Package Contents
MeshSolar main board, NTC resistor, USB cable, battery interface cable, XT30 cables, 2.4G FPC antenna, LoRa antenna, GPS adapter cable, and display expansion cable.
Compatible with solar panels supporting 18–25V output.
Take a Closer Look
Specification
| Item | Specification |
|---|---|
| Battery Configuration | 1–4 cells (Li-ion / LiPo / LiFePO4 supported) |
| Input Voltage | 18 ~ 25 V |
| Charging Current | ≤1.5A (balanced charging at 4.2V, 100mA) |
| Protection Thresholds | Overcharge 4.3V / Overcurrent 2A / Undervoltage 2.5V |
| Interfaces | XT30 (solar & battery), PH2.0-8P (battery), MX1.25-8P (NTC), USB Type-C expansion |
| Main Board Dimensions | 43 × 97 × 11 mm |
| Module Size | 30 × 20 × 3.2 mm (HT-N5262M) |
| Operating Environment | -40°C to +85°C, ≤90% RH (non-condensing) |
| Main Control Module | HT-N5262M (nRF52840 + SX1262) |
| Wireless Protocols | Bluetooth 5.0 BLE Mesh, LoRa |
| LoRa Performance | Up to 10 km range, 21 ± dBm output power |
| Control Interface | M.2 expansion slot for MCU control board |
| Expansion Support | Displays (MX1.25-9P), GNSS modules (MX 1.25-8P), USB-C peripherals |
Warranty & After-Sales
Technical Support & Resources
