{
  "added_at": "2026-11-09",
  "category": "reconstruction-cases",
  "class": "hardware",
  "description_en": "Polycab Solar Inverter to MQTT reads Bluetooth telemetry from a PSIS-3K-SM1 inverter using values the author says were recovered from its Android monitoring app. A Python service publishes solar power, voltage, current, temperature and energy readings to a Mosquitto MQTT broker.",
  "description_zh": "Polycab Solar Inverter to MQTT 使用作者从 Android 监测应用还原的数值，通过蓝牙读取 PSIS-3K-SM1 逆变器遥测数据。Python 服务将太阳能功率、电压、电流、温度及发电量发布到 Mosquitto MQTT。",
  "entry_url": "https://awesomerea.org/resources/polycab-solar-inverter-to-mqtt-case/",
  "entry_url_zh": "https://awesomerea.org/zh/resources/polycab-solar-inverter-to-mqtt-case/",
  "evidence_class": 2,
  "evidence_status": "observed",
  "evidence_url": "https://github.com/Safarchand/Polycab-Solar-Inverter-to-MQTT/blob/af36ecd537beca1d7f899b33fbcd5fc5a9071766/README.md",
  "group": "cases",
  "id": "polycab-solar-inverter-to-mqtt-case",
  "json_url": "https://awesomerea.org/resources/polycab-solar-inverter-to-mqtt-case/record.json",
  "kind": "case-study",
  "markdown_url": "https://awesomerea.org/resources/polycab-solar-inverter-to-mqtt-case/index.md",
  "markdown_url_zh": "https://awesomerea.org/zh/resources/polycab-solar-inverter-to-mqtt-case/index.md",
  "name": "Polycab PSIS-3K-SM1: recovering Bluetooth telemetry for MQTT",
  "name_zh": "Polycab PSIS-3K-SM1：还原蓝牙遥测数据并接入 MQTT",
  "record_type": "resource",
  "relationship": "independent-reconstruction",
  "requirement_facets": [
    "prerequisites",
    "limits",
    "license"
  ],
  "requirements": [
    "A Polycab PSIS-3K-SM1 inverter with Bluetooth access and an MQTT broker; the author runs the script on a Raspberry Pi Zero 2 W.",
    "The author has not identified the meaning of the Active Power field.",
    "No licence file in the repository."
  ],
  "requirements_zh": [
    "需要可通过蓝牙访问的 Polycab PSIS-3K-SM1 逆变器及 MQTT 服务；作者在 Raspberry Pi Zero 2 W 上运行脚本。",
    "作者尚未确定 Active Power 字段的含义。",
    "仓库中没有许可证文件。"
  ],
  "scope": "unknown",
  "targets": [
    "protocol"
  ],
  "url": "https://github.com/Safarchand/Polycab-Solar-Inverter-to-MQTT",
  "verification": "source-reviewed",
  "verified_at": "2026-11-06"
}