Every brand, one search
Fault Code Finder
Search 1015 documented inverter and battery fault codes across 16 brands at once, then jump straight to the full entry, with what it means and what to do on site. With no signal the finder still identifies every code; a brand's full entries open offline once its library is saved, with the Inverter recovery pack or, for GoodWe, Fronius, Tesla, Sigenergy and FoxESS, by choosing the brand on My Bench.
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Enter a code, brand or symptom above. The full list stays out of the way until you choose to open it.
Documented entries by brand
Registry coverage, not a quality score.
- Huawei35
- Fronius29
- SMA25
- Sungrow175
- Growatt124
- GoodWe20
- Solis29
- SolaX30
- SolarEdge361
- Deye26
- Enphase13
- Sigenergy13
- Tesla11
- FoxESS48
- Sofar45
- Hoymiles31
Missing a brand, model or code? Log a fault-library request. We use field demand to rank the next additions.