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  1. K

    Top Balancing with minimal gear - Flaws, please...

    Hi Charly, That is tempting. Something to compare with the little converter on TradeMe here in NZ. Haven't bit yet. Thanks for the idea! KJU
  2. K

    Top Balancing with minimal gear - Flaws, please...

    Hi Charly, Yes, I'm leaning towards a little more gear, and I've found a small CC-CV device for ~$30 delivered. It would make it easier to rank and group my two dozen cells. Not that easy is mainly what I'm after. I'd thought I would need to spend several times that, and store another...
  3. K

    Top Balancing with minimal gear - Flaws, please...

    Hi daromer, I agree about top balancing being better, generally. The recommended method with a regulated power supply is simpler and clearer, but more expensive and space-taking, so I'm choosing to top balance cells in 4s groups. I can't just take a cell out, done. If I substitute a cell or two...
  4. K

    Top Balancing with minimal gear - Flaws, please...

    Hi RolandW, No, I certainly wouldn't charge that high every cycle - only to establish the pack. The reason I get them to hit 3.65/3.6V and very low current , is to coax them to a ceiling so I know they're full and even. I set a pretty conservative charge limit of 3.55V/cell or lower for...
  5. K

    Top Balancing with minimal gear - Flaws, please...

    Here's what I have: - 24 LiFePO4 nominal 80AH used cells to play with and learn from. - a 12V 22A charger with adjustable constant voltage - an inverter & loads, variable from 0A to 18A at the battery - a JBD 4s BMS with Bluetooth and xiao xiang Android app (Overkill-similar) - 4 50W 6 ohm...
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