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Hello all -- As the price of LiFePo4 batteries in North America still brings tears to my eyes, I imported a 20.5Kwh battery from YIYEN, a mainland China company, for my off-grid house off the coast of British Columbia. Cost was USD$7,265 plus $350 freight plus a bunch of import charges into...

I'm setting up a diy smartdrive hydro turbine as a trial and trying not to break the bank doing it until I see what I actually can get out of it. Smartdrive motor - from free/broken Samsung washing machine ✅ Penstock/pipe - 100m of 75mm flexible hose ✅ Pelton wheel - ebay purchase ✅ I'm...