Battery Sam

BatterySam | 847 posts Running 14.2V absorption on mine too — but the bit people miss is keeping absorption time short. I've got mine set to around 20 mins max.

@Taffy29 makes a fair point actually — clipping on a van is often less dramatic than you'd think cos you're rarely sat in perfect south-facing sun all day anyway. That said, 600W into a 30A...

@Clive1978 classic starting point for Wales tbh — seems like half the cabins there are in the same boat 😄 For a basic backup, I'd honestly just go with a Victron SmartShunt + a couple of Fogstar...

Just finished fitting a 200Ah Fogstar Drift lithium under the bed in my Transit. Paired it with a 175W panel on the roof and a Victron SmartSolar 100/20.

My Renogy Rover 40A has been giving me grief lately — the SOC display is all over the place when temps drop below 5°C. Showing 80% then suddenly dropping to 55% within an hour of light load.

@VickyWard running Drift 100Ahs on my van roof setup and they've been solid for about 18 months now.

BatterySam | 847 posts | Array Had this exact thing with my MultiPlus last winter. Worth checking your BMS communication cable — mine had worked slightly loose and the MultiPlus was basically...

@Ollie1991 that matches what I noticed too — mine settled down a bit after the first few weeks. Worth mentioning though, placement makes a massive difference.

Spot on lads. Had this exact problem with my setup — was running a Victron MPPT with about 400W of panels and thought I'd be grand.