Solis
DcSpdFail

DC Surge Protection Fault

DC surge protection device fault, the SPD may have absorbed a surge.

SPD end of life after surge
STEP 1
Restart the inverter.
Persists, SPD replacement
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More Solis fault codes

E001
Grid Over-Voltage
E002
Grid Under-Voltage
E003
Grid Over-Frequency
E004
Grid Under-Frequency
E005
Grid Impedance High