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Wanda ReedJul 27, 2025
How to fix SolarEdge Key when it displays OV! XXXX.X?
- BbwalkerJul 27, 2025
If your SolarEdge Key displays 'OV! XXXX.X', it means the string voltage exceeds the maximum allowed system voltage of 1000V. To resolve this, turn the SolarEdge Key OFF, disconnect the PV string, and check the PV module datasheet to ensure the number of connected modules doesn't exceed the 1000V limit.
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