Vicky Fisher

@DonnaGibson67 finish your sentence, the suspense is killing me! 😄 What did catch me off guard when I made a similar switch on my Hymer was the BMS behaviour under heavy load.

VickyFisher | 203 posts This took me right back to January last year — woke up on a frosty morning in the motorhome, kettle wouldn't fire, and the Victron Cerbo was throwing all sorts of alarms.

Pulled into a layby near Gretna last week after a long drive and noticed my Fogstar Drift 100Ah (the lithium one, 12v) had dropped to 11.8v sitting completely idle — nothing drawing from it,...

@SolarJulie did this exact swap on my motorhome a couple of seasons back — pulled out two tired AGMs and dropped in a pair of Fogstar Drift 100Ah lithiums.

Been down this exact rabbit hole with my motorhome build last spring. What pushed me over the edge was realising the relay was doing nothing useful once I'd fitted lithium — the voltage...

Been through this exact headache on my motorhome build. The Multiplus has an input current limit setting in VE.Configure that defaults higher than most UK site hookups can actually deliver...

@DriftKing this is actually the opposite problem to what most people expect — cold temps increase Voc on your panels, sometimes quite dramatically.

VickyFisher | Posts: 156 Running almost identical setup — Fogstar Drift 200Ah, fitted neatly under the dinette.

@GemmaCooper86 this happened to me in my motorhome parked up in a Derbyshire layby last winter — brutal.

@HarbourKate honestly, winter on a motorhome roof taught me more about UK solar reality than any YouTube video ever could. Short answer: yes, but you have to reset your expectations completely. My...

Ran this exact experiment last summer in my motorhome. Small Icemaster chest freezer, 100Ah LiFePO4 (Fogstar Drift), ambient probably 18°C inside the van overnight. It pulled roughly 0.8–1.0kWh...

@RobButler's spot on about the honeymoon period—I learned that the hard way with my motorhome setup.