Charging external battery
What are the pro/cons/concerns? I want to charge my trolling (marine semi-deep cycle) battery (80 AH) using solar in the afternoon after its been discharged 30-50%. House batt SOC would be 90% or ...
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At 18-20 volts, that's 5+ amps. These batteries are designed to take 5 amps charging. But it never said anything about 20 volts. I think that was a little bit much.
NinerBikes wrote:
18Ah is pretty small for 100 watts RJ...
