Right move for winter. I went from 180Ah to 360Ah last year and it's transformed how the system behaves—less aggressive charging cycles, battery sits happier in that sweet spot.
The BMS nightmare is real, but I'd push back slightly on the blanket dismissal. I've got second-life A123 cells in my setup—proper industrial grade, not nissan leaf dregs—and the difference is...
@HollyGaz and @RetiredEngineer72 are spot on here. The maintenance thing caught me off guard when I first went off-grid—you realise quickly that you are the grid.
What nobody really preps you for...
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