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Tyler JonesSep 10, 2025
How to troubleshoot GFCI Error on SAJ R5-5K-S2 Inverter?
- TTina RushSep 12, 2025
If your SAJ Inverter displays a GFCI Error, check the insulation resistance of the positive and negative sides of the solar panel. Also, check if the inverter is in a wet environment and ensure the inverter is properly grounded. If these checks are normal, contact your distributor or SAJ technical support.