Your setup so far 4 panels· 2 batteries· about $6,000
Van · question 3 of 3
Using your earlier answers: Just the basics Just me
Last one: where do you spend winters?
How many panels you need depends on how much sun you get, and that depends on where you are. Everything gets sized for your darkest month, so December doesn't catch you out.
Not sure yet? Size it for a dark winter and change it later.