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battery sag

  1. Lead acid voltage sag under load: how much abuse can they take?

    Batteries and Charging
    From all my searching around I have been given a figure of 1.75V/cell as the lowest you can safely go with lead acid, but I am not sure what this means. Does this mean resting voltage, like when I let off the throttle, or does it mean voltage under load? My pack is 72 volts worth of used...
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