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I have a 48v system of 4 gell battery I want to ask how to use them with growatt inverter and what the optimal config to maximize the life of the battery and their SOH ? Or should I use the default AGM config of growatt

Hi I have 10 Longi panels rated for 550w( 49.8 voc and 13.12 a). I was thinking of 2 strings in parallel with 5 panels each and a combiner box to link both strings before connecting it to the inverter? Is this configuration possible since the inverter has 18a as max pv ampere input? And I would...