Forum Discussion

lawrosa's avatar
lawrosa
Explorer
Dec 18, 2017

Solar question. Two panels same 24v , Series/parallel math

OK. So I have these panels. 280 watt LG,s I currently use one with an ecoworth 20 amp mppt. Max volts is 50 volts for controller hence one panel.. I can get 17 amps or so out of it normally... T...
ktmrfs's avatar
ktmrfs
Explorer II
Dec 18, 2017
pianotuna wrote:
Two in series, in theory, would start charging earlier in the day, and continue charging later in the day. Line losses would be lower.


agreed. My experience is this is the case. HOWEVER, my experience also is that this is best choice IF I don't need to worry about any shading, for any noticeable time.

If I'm in a location with noticeable shading during the day, then parallel seems to win out.

About Technical Issues

Having RV issues? Connect with others who have been in your shoes.24,190 PostsLatest Activity: Jan 23, 2025