diy solar

diy solar

Litime 100 amp

Scottrod31

New Member
Joined
Sep 22, 2019
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3
I purchased this battery a few weeks ago.
Its hooked to a12 volt fridge, a small led light and small exhaust fan.
I have 300 watts of solar charging through a renogy rover40 set to li.
It charges fine and gets into float but as soon the controller stops charging the voltage drops to 13.25 overnight it drops to13.21 or 13.20.
Shouldn't the voltage be in the 13.5 range when fully charged?
I've tried charging with no load and it will show 13.5 until I plug in the fridge then it drops to 13.25.
Thanks Scott
 
I purchased this battery a few weeks ago.
Its hooked to a12 volt fridge, a small led light and small exhaust fan.
I have 300 watts of solar charging through a renogy rover40 set to li.
It charges fine and gets into float but as soon the controller stops charging the voltage drops to 13.25 overnight it drops to13.21 or 13.20.
Shouldn't the voltage be in the 13.5 range when fully charged?
I've tried charging with no load and it will show 13.5 until I plug in the fridge then it drops to 13.25.
Thanks Scott
It's normal and the higher the load the higher the drop, what you should check is if you get the advertised Ah.
 
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