SmartPhoton · Standalone

JK-BMS Standalone · Windows & local dashboard

A Windows launcher and local web interface for viewing JK-BMS devices, storing SQLite history and publishing measurements through MQTT.

V0.11.9 preview · beta working version

What the screenshots show

A local interface

The dashboard opens in the PC browser from the Windows launcher. Measurements and cell details share an interface dedicated to JK-BMS batteries.

Reusable data

MQTT publishing is offered in the configuration, with topic and Home Assistant discovery options. History is stored in a local SQLite database.

Three views of the prototype

Live · BMS devices and cells

Two BMS devices shown with communication state, SOC, voltage, current, power, temperatures, cycles and cell voltage/resistance tables.

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History · SQLite charts

Metric, period and BMS selection, with SOC, power and cell-delta charts. The screenshot shows a short measurement sample, not a twenty-four-hour endurance test.

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Windows launcher · configuration

TCP source or USB/COM port, connection settings, SQLite database path, measurement intervals and MQTT configuration. The launcher also offers Home Assistant discovery options, backend startup and CSV export.

Click to enlarge

Screenshots supplied by Jean-Luc on 30 October 2026. They show the V0.11.9 prototype; displayed values come from a test and are not a live demonstration.

Project status

This page presents a working prototype. Transport, configuration and displayed options require validation for each installation. No public download of this version is offered here.

JK-BMS in Home Assistant →Understand MQTT →