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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 13, 2022
Interesting results - There have been numerous past posts on this subject and 25% might be high. But the technology certainly has improved. Another factor is higher summer panel temperatue which decreases panel watts. My 250W panels have 25W less at 122F. Your numbers indicate about 175W from the panels which is in the ballpark for flat panels and lower elevation sun.

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RV projects you can tackle on your own with a few friendly pointers.4,351 PostsLatest Activity: Jan 13, 2025