[App] huABus - Huawei Solar Modbus to MQTT (SUN2/3/5/000 → MQTT → Home Assistant + Auto Discovery)

[HANT]

I also attempted a dfferent intgeration with first the same result but It seem that a beta of it does a better job with the current HA OS and the Huawei inverter:

Please take a look here:

Huawei Solar Sun2000 inverter (Fusion Solar) - Reading from inverter failed

Same here and no clue yet, what might the cause. The setup simple fails nothing more. Does anyone have an idea? I have the dongle (no inverter cascade or battery) and want to use Modbus TCP. Firmware: Dongle V200R022C10SPC312 Inverter V100R001C00SPC173 HA OS 2026.1.0 but the same with the latest from 2025 HA runs on Proxmox WR setting: Modbus TCP: unrestricted Ports tried: 502, 6607 (but found 502 the only one open, so…) Ids tried: 1,2,16,100, AUTO (suspect it i…

Maybe it points into the right direction?

Thanks,
HANT