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Any one have any experience with the Growatt SPF 6000T DVM, good or bad? I'm thinking of buying one for my cabin solar. So far I've got 24 100w panels, and plan on expanding to 36 or 48 panels for when I eventually move up there.

I'm building my own 14S 24P li ion battery packs (roughly 20 in all). Who makes a good affordable BMS? I'm on a very limited income so I'm trying to do the whole array DIY. I've got 4 Growatt SPF3000TL LVM (48v). I'll be stacking 3 of these units and keeping 1 for a spare. Was looking at Daly...