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warrencourtneyAug 28, 2025
What does Fac Failure mean on Goodwe GW2500-NS Inverter?
- NNicholas YangAug 28, 2025
A 'Fac Failure' on your Goodwe Inverter means it is not connected to the grid. Check if the power grid is connected to the cable, and check the availability of the power grid.