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  1. R

    Growatt SPF5000ES schematic

    Hello I have one SPF5000ES which does not power on if only grid is connected. I mean it does not power on without battery. All functions works properly. (It was replaced in warranty by a new one) I dismantled it in pieces to clean it up from the dust (~20 months of running). I want to find...
  2. R

    Goodwe GW5048-EM oppinions

    Hello. Does anyone have more info how does behave Goodwe GW5048-EM? The EM variant is hybrid, grid-tie, off-grid, able to feed in grid and switch the backup output in 10ms. The drawback is the backup AC out has only 2300VA, ~10A, but it can do 3500VA for few seconds.
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