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Im finding little info on this but plan examiner said batteries must be in an battery enclosure. When I search I see $$$ meant for security and management. I will be dealing w 4 batteries (BattleBornBatteries BBGC3H - kind of long). Does anyone know more details on the requirements? I asked the...

I will be dealing with 12 24v/200w panels - I have a 4 string combiner box. Should I go 3 series of 4 parallels or vice versa or does it not matter? They are all together so how they shade etc is not an concern really - more on the electrical side of things. Bigger breakers, less of them etc...

Am looking for recommendations on either good samples or a plan generator (I did see solardesigntool.com - curious on if anyone used them). I am building a ground mounted off grid array and have to provide the design to get a permit and Id like to see if I can accomplish this myself. Some of...

Plan examiner says my batteries need to be in an approved box regardless of inside or in shed. But I am looking for the exact code for this - we use IRC 2018 and NEC 2017 - anyone know the section where this is defined?