solar charging your battery grid

  1. HaShev

    Getting a TRUE full charge of your battery grid

    Most solar controllers default at 13.7v trickle charge for 12v battery charging, but batteries require around 14.1-14.5v to top off that last 5% for a true fully charged battery. Someone might lower that number not knowing and thinking it's too much for a 12v battery, and others assume the...

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