I have read this long thread.
My understanding is that here differend DSP on-boad.
I have two EASUN_IGrid-SV-IV-5.6KW:
Model from year 2022 had 54.02 and 80.25 => DSP 2809
Model from year 2023 had 56.06 and 80.31 => DSP 28066
Question
-> can both inverter run the lastest remote firm 80.xx ???
Answer: maybe no..."
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