Next thing to acquire is the components for the batteries, inspired by Martin Johnson - Off Grid Living. Now i'm just waiting on all my components to arrive. Will be working on some software in the meantime.

Victron Energy BMV-712 Smart batterimonitor

AWG 10 silikon cable 6m  black and red

10 x cable attachments 6 mm² 

8 AWG-3/0 AWG cable tool

https://www.amazon.se/gp/product/B084M2XYK4/ref=ppx_yo_dt_b_asin_title_o00_s00?ie=UTF8&psc=1

https://www.amazon.se/gp/product/B07569DLLT/ref=ppx_yo_dt_b_asin_title_o01_s00?ie=UTF8&th=1

https://www.amazon.se/gp/product/B074J8HG4W/ref=ppx_yo_dt_b_asin_title_o02_s00?ie=UTF8&psc=1

https://www.amazon.se/gp/product/B09R1QQY9J/ref=ppx_yo_dt_b_asin_title_o02_s00?ie=UTF8&psc=1