[RE-wrenches] The SolarEdge 'Storedge' and LG Resu 9.8 batteries are acting nutso? No recharge from solar when connected t othe grid
scot.arey at solarcentex.com
scot.arey at solarcentex.com
Tue Feb 17 06:27:44 PST 2026
On Feb 9, I noticed my personal Storedge / LG Resu 9.8 system didn't re-charge the battery on a sunny day and assumed a battery issue. We quickly assessed it was more than my system but nearly all of our Storedge LG 9.8 systems. My personal system performs just fine when in simulated backup and it charges and recharges just fine but as soon as it went to grid connection, the solar PV re-charging ceased.
SolarEdge kinda/sorta but without outright acknowledging anything said "swap the energy profile and then return it to the original setting" so we figured maybe here was a corrupted firmware. Seemed to fix for many but some went a day or two and then same issue arose.
Anybody else have Storedge / LG 9.8 issues. We're not seeing in the EnergyHub / LG Prime battery combos.
Howard "Scot" Arey
Owner, Solar CenTex
NABCEP PV Installation Professional
TECL 29755
254-300-1228
[cid:e043269b-5ffb-4bd4-80ed-d0a483165fe7]
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