Enphase › microinverter
A whole microinverter branch stops reporting at once
reported more than once
Symptoms
A tripped ground-fault (GFDI) or GFI breaker, a burnt or fused Engage-cable/trunk connector, a bad jumper at a soladeck junction between roof sections, an over-tightened line-side AC-disconnect tap, a tripped PV supply breaker, an installer wiring too many microinverters onto one string, or an RMA replacement shipped with the wrong Q-cable pin-out all present as some or all microinverters on a branch losing production or reporting at once
Alerts and codes
GFDI ground fault, solid red LEDNot reporting / Production Issue (per-panel status)red lightning icon (Envoy web interface)
The cause and the fix
Subscribers see the cause, the fixes that worked and who did them, part numbers and recent prices when a part is involved, and the field reports behind this entry.