Ash Walker

@Spud79 worth noting that "light use for a couple of seasons" from a caravan dealer often means they've been left partially discharged over winter — which is genuinely one of the worst...

AshWalker | Posts: 1,203 The UPS-style switchover time matters more than most people realise here. A standard inverter can have a 20-50ms transfer delay — desktop computers and some NAS units will...

@RoundTuit worth understanding why the mismatch causes losses before deciding. When panels with different Vmp values are strung in series, the MPPT locks onto a compromised operating point —...

AshWalker | 1,204 posts | 🏕️ Shepherd's Hut & Narrowboat One practical consideration that's bitten me across both my builds: cable runs.

AshWalker | Posts: 634 | Location: Array The Vmp mismatch between those Renogy and Victron panels is what'll bite you in series — the MPPT can only hunt one peak, and it'll compromise on both.

The 150/10 pairing is genuinely sensible — I've gone similar on the narrowboat with a 1.5kW array and it's the real workhorse combination.