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Hi All, I've had a 18650 power wall running for 3 years. I've not had any issues which any of the packs but noticed recently on a night charge on the cheap off peak. One of my pack is cooling when charging. I wonder if this Pack is suffering from some kind of strange exothermic type...

Hi All, I have a 48V 18650 6kwh battery running for the last 3 years in my garage. Ive recently upgrded them to Lifep04 cells for safety reasons (dont want lion in the house anymore). I want to couple up the 48V 18650 6kwh battery with my shed solar install but my battery voltage is 24Vdc...

Hi All, Ive recently built a DIY 280Ah Lifep04 24V battery managed using a JK BMS. Last couple of days my bank reached the low cell voltage cutoff of 2.6v and reset the SOC to 0%. Then at 00:30 the cheap off peak leccy tarrif that im on. It kicked in so it started a night charge for 20 mins and...