lifepo4

Use, monitor and control any battery brand with any inverter! Application to read and monitor data from BMSes and write data to an inverter using any protocol (e.g. UART, RS485, ModBus or CAN)

Esp-HuaweiR4850-Controller Das Huawei R4850G2 Recitfier Modul ist ein 3000Watt Lade Netzteil. Es kann über Datenkommunikation gesteuert werden. Die Software "Esp-HuaweiR4850-Controller" kann dieses Huawei dann automatisch je nach PV Überschuss steuern. Der Photovoltaik Solar Überschuss z.B. eines Balkonkraftwerks wird in die Batterie geladen

LiFePo4(LFP) Battery State of Charge (SOC) estimation from BMS raw data

Integration of Victron to Pylontech supported inverters with DIY Batteries

Single-Cell Li-Ion, LiPo and LiFePO4 Battery Capacity Tester

Emergency solar system with grid switching in case of insufficient solar energy.

Web application to monitor Li Time 100Ah Group 24 LiFePO4 Battery over bluetooth (Web Bluetooth API). No server needed. All client side javascript

Web application to monitor Renogy 200ah LiFePO4 Battery over bluetooth (Web Bluetooth API). No server needed. All client side javascript

A self-built 4 kWh LiFePO4 portable power station designed for home backup during power outages and for mobile off-grid use. The unit is housed in a wheeled toolbox, connects to the home breaker panel as a reserve power source, and can be taken off-site when needed.

12V LiFePO4 UPS for Home Assistant and network gear. First full outage validation (May 6, 2026): 217 min AC-off, 4.18 Ah / 53.3 Wh delivered, graceful shutdown via slope-based cliff_imminent trigger — confirmed end-to-end. Includes design docs and outage reports.

Python library for PowerQueen BMS Bluetooth connection

Raspberry PI 4 + INA3221 + SY-M150-14.6 + LiFePo4 battery + 25W solar panel

GPS speedometer and waterway navigation for any small boat, under motor or paddle. Routes around weirs with portage, saved and followed, locks and seamarks from OpenStreetMap, Bluetooth battery analytics, DWD rain radar. Android, Kotlin/Compose, MIT.

Battery-Cell-Card is a Home Assistant custom card for visualizing the voltage of individual battery cells.

ESP32-C3 Battery Monitor Shunt

DIY UPS solution for small DC systems (under 400w) using LiFePO4 batteries!

ESP32-C3 WiFi monitor/controller for Voltronic/Powmr PI18/PI30 hybrid inverters + JK-BMS BLE: animated web UI (installable as a PWA), OTA updates, persistent fault log, MQTT/Home Assistant integration, long-term history graphs, LiFePO4 presets

Victron Venus OS battery driver for Deye LV packs over BMS-Can

This HA Integration is designed to integrate your LiFePO4 Battery (Pace BMS, JK BMS, TDT BMS) with Home Assistant, providing you with real-time monitoring capabilities.