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I just ordered two of the 48v LF280k boxes with single 5/16 terminals, casters, and the JK Inverter BMS from Amy based on this thread. So thank you all!! Also ordered a couple of plastic cases they make that should fit 24v 105ah builds with the JK 2A BMS. Total with shipping came out to about...

Yep. Two of them are bent all the way, one about halfway, and one is barely bent. I almost feel like the one that’s barely bent is useable but I worry about the integrity of the cell. I have a family so I’m trying to be pretty cautious about this build. I do have class T fuses at least.

It sounds like there was an internal short in one of the cells. Perhaps unsuitable wires/connections were used in an effort to save money and one took a while to fail. Considering the batteries were in storage, this doesn't sound like user error. Give the OP a break.

Unless you have a fan. With a fan, less is more so-to-speak. Edit: On second thought, I don’t actually know if this is true. Ignore me. Edit #2: ChatGPT provided me with this nice TLDR; “In summary, while a smaller case can potentially replace air more quickly, the benefits can be offset by...

I’m developing that same addiction. I can’t wait until my boxes show up. I was watching a teardown video of the SOK server rack batteries on current connected’s youtube channel. They aren’t so dissimilar from these DIY packs, so I feel pretty good about it. The only notable difference was in the...