Really glad this thread exists — I went through almost exactly this last spring with my workshop build and the earthing question genuinely stumped me for a while.
One thing worth flagging that...
So I've been pulling my hair out this past week. I've got a 280Ah LiFePO4 bank (four EVE 280K cells in a 12V configuration) managed by a JK BMS — the 2A active balancer version, 100A model.
JaneGrant | 312 posts | 🔋 Off-Grid Enthusiast
@AnneHenderson82 Had almost the identical situation last winter with my EVE cells in an uninsulated outbuilding.
Really sorry to hear this @Curly — Northumberland in winter is no joke! Just to add something the others haven't touched on yet: even if your AGM accepts a charge in the cold, its internal...
Really useful to hear everyone's real-world numbers. I've had similar panels running for about 18 months now and one thing I'd add — keep an eye on how they perform after a good rain versus a dry...
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