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diy solar

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  1. martyfarkle

    Overcharged lifepo4 cells: Help!

    I overcharged my cells to 4.5v and now want to quickly discharge them so they don't hang around at that state. How can I do this safely? There is no visible distortion, no blown vents. I have no way that I know of to get them back down to a good voltage. My 12v inverter lays voltage to high; my...
  2. martyfarkle

    SmartShunt vs Voltmeter: voltage discrepancy

    I recently bought and hooked up a Victron SmartShunt. It works like a dream on BlueTooth, and I thought this would be an accurate view of my battery state/usage. For storage I have two Valence, 40ah RT Series 12v batteries hooked up in parallel. There is a substantial discrepancy in the voltage...
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