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Post in thread: Dud liitokala "A grade new" cells?
Got a set of the 90ah cells from Liitokala. First one just finished testing using Will Prowse's guide on youtube: So the cells arrived all at around 3.21v except one - that was 2.80v. I'll call that cell the "bad" cell from here on. Anyhow, not a good sign, I thought. Not an expert, but...- Reaction score: 1
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Post in thread: Making the most of Liitokala junk
Ok, so, I bought CATL 90Ah cells from Liitokala, and so far can't get a refund. Aliexpress's buyer protection plan is worth the paper it's not written on, and it turns out PayPal's is worth about the same. Anyhow - back to the cells. They test between 55Ah and 68Ah. They bulge, but no signs...- Reaction score: 1
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Post in thread: Making the most of Liitokala junk
Thanks! I'm considering 3D printing a secondary enclosure for the SLA batteries, so that if the CATL cells fail while I'm out, I can switch between them without too much trouble. The thing is, without the PayPal (seemingly worthless) buyer protection scheme, I wouldn't have chanced it and I...- Reaction score: 0
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Post in thread: Dud liitokala "A grade new" cells?
Yup, I meant in parallel. I only connected them in series to test them at 24v, then I went back to parallel. The cells are currently disconnected entirely and sitting on my desk as I slowly test them and gather evidence for an attempt at getting Aliexpress to give me back my money. I'm not...- Reaction score: 0