Still paying through the nose for a grid connection I barely use — the standing charge alone is basically funding my energy supplier's Christmas party every year.
Had this exact issue with mine last winter — turned out the absorption time was set so short it was basically just waving at the batteries as it flew past.
Worth checking a few things in...
Fitted a 200Ah Fogstar Drift LiFePO4 on the cabin boat last spring and the alternator's been throwing a wobbly ever since — apparently lithium's near-zero internal resistance just hammers the...
Installed a Cerbo GX on my little off-grid cabin setup last autumn — 400W of Renogy panels, two Fogstar 100Ah LiFePO4 batteries, and a Multiplus 12/3000.
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