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Sorry to post a question I know has been hashed and rehashed for years now but I can't find a straightforward definitive solution, so here goes... This is a travel trailer install, will use shore power, PV, genie & batteries MPP LV6548, (mfg date prior to March 2022) original firmware N/G...

Hi all, my system is installed in a travel trailer. Pretty simple, panels, 6548, 2 EG4 batteries. –no mains AC Everything works great except I can't get a charge to the batteries. The batteries are connected because the inverter draws from them. I don't have BMS communication because of the...

Sorry, I know this must have been asked and answered a hundred times but I can't find it. I understand the difference between the 2 specs but would just like a simple answer: Which spec should I use for comparing and sizing panels to my charger; STC or NOCT? Many panels that fit using NOCT...