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Stephanie HarrisSep 10, 2025
How do I fix 'Communication fault M3 didn't receive SP-CT data' on my Growatt MID 10KTL3-XL?
- MmstoutSep 10, 2025
If your Growatt Inverter displays 'Communication fault M3 didn't receive SP-CT data', check the communication wire. If the error message persists, it is recommended to contact the manufacturer.



