jk-bms

Add-on for Home Assistant to connect JK, JBD, Daly, ANT, SOK, Supervolt and other BMS via Bluetooth

Monitoring application for hybrid inverters using the Voltronic communication protocol & JK BMS via USB port.

A customizable Home Assistant card to emulate the JK BMS screen.

Arduino script to monitor and control a Jikong Battery Management System JK-BMS via BLE

Multiple JK-BMS by Modbus RS485

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.

SEM32 (Solar Energy Manager 32) based on ESP32 for Soyosource Inverter, Huawei r4850g2 power supply and 48V battery

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

PCB and Case for the Arduino JK-BMS To Pylontech CAN converter

test console app for reading live data from jk bms via rs485 port.

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

ESP32 touchscreen controller & dashboard for JK-BMS battery packs — live monitoring, settings & MOSFET control over RS485, 12-language UI, Home Assistant (MQTT), built-in web app + OTA, and a no-hardware Web Bluetooth dashboard.

Read Data from JK-BMS (PB1A16S10P) and many others newer JK-BMS over BLE

Tableau de bord énergie temps réel sur écran tactile 800×480 — ESP32-S3, solaire, batterie, routeur, Home Assistant

Passive multi-pack JK BMS RS485 bridge for Home Assistant

BMS JK Grafana dashboard

Adaption to use mqtt to control your Inverter via CAN

This is how JK-BMS UART can be read.

ESPHome component that spoofs a ghost JK BMS battery on RS485, so real packs can actually reach 100% and reset their coulomb counter instead of the inverter stopping charging early on drifted SoC.

Raspberry Pi + Node-RED suite: reverse-engineered RS485 (Deye/Pylontech style) plus JK-BMS BLE->MQTT gateway for LiFePO4 BMS (PAPOOL/DR48100 etc.).