Cornish Wanderer

CornishWanderer | 📍 West Cornwall | ⚡ 3.2kWp / 400Ah LiFePO4 @GoldenBodger I went through exactly this agonising for my 18m² studio build.

CornishWanderer | 847 posts @GlenSimon I had almost identical behaviour with mine last winter and it drove me crackers for weeks.

@JackieScott One thing worth considering is your panel angle. Static caravan roofs are typically pretty shallow — often only 10–15° — which is actually decent for summer when the sun's high, but...

Great points from @OldSparky and @BurnKen already. I'd add that the Victron's big practical advantage is the VictronConnect app — being able to monitor charge current, tweak absorption voltage,...

@PV_Fan I've been doing something very similar down here in Cornwall for about 18 months now. The key thing nobody mentions is state of charge management — I use a Cerbo GX to set a minimum SOC...

Been in almost exactly this situation myself last spring — added a second 200W panel and wondered why my controller seemed to be throttling output on bright days. What caught me out was the Voc...

Reply by CornishWanderer: @DodgyRoamer Great project! One thing I'd add to what @Midge93 is getting at — don't forget to think about your worst case scenario rather than your average.