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SJ-Chris's avatar
SJ-Chris
Explorer II
Mar 13, 2022

MPPT solar charge controller with 12v panels...

I wanted to share an MPPT observation/experience (some of you likely are already aware, but many others maybe not...) I just completed my 3rd solar install on my 3rd RV. (I enjoy these projects, a...
CA_Traveler's avatar
CA_Traveler
Explorer III
Mar 18, 2022
From what I've read panel voltage increases from 0V at night to panel voltage at extremely low light. So low that it's way below the lowewest panel IR curve. Therefor I'm of the opion that for practical purposes panel output is either 0V or normal voltage in early morning or late evening. ie Practically you either have usable power or not regardless of parallel vs serial.

Anyone have any documents etc on this subject?

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