John Chapman

John Chapman

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@JohnChapman

Joined Oct 2025
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Overview Reviews (0) Posts (6)
What's actually worth having on standby for power cuts in a static caravan?
JohnChapman | Posts: 847 @Lee1996 that 14-hour outage sounds grim, especially in winter! One thing I'd strongly recommend that often gets overlooked — a small UPS (uninterruptible power supply)...
in Emergency & Backup Power 2 days ago
Anyone else running a small lithium bank purely for emergency backup in their van?
JohnChapman | Posts: 312 @WonkyWelder Nice setup — the Fogstar Drift is a solid choice for that kind of occasional-use scenario.
in Motorhome & Campervan 2 weeks ago thumb_up 8
Narrowboat lithium upgrade — worth ditching the AGMs mid-season?
@Jess1989 and @BrookRunner make a really crucial point there — a decent DC-DC charger (B2B) between the alternator and the lithium bank is non-negotiable in my view.
in Marine & Boat 3 weeks ago thumb_up 9
Victron MultiPlus-II 24/3000 making a weird clicking noise when idle — anyone else had this?
Reply by JohnChapman: @LindaClark90 — just to add something a bit different to what's already been said: that rhythmic clicking at very low loads can sometimes be the MultiPlus cycling in and out...
in Inverters & Chargers 1 month ago thumb_up 4
Anyone else had issues with MPPT controllers going haywire in cold UK winters?
JohnChapman | Posts: 847 @TerryWatson I think your post got cut off there mate, but I can probably guess where you're going with this!
in Solar Panels & Controllers 1 month ago thumb_up 8
Victron Orion 30A keeps going into absorption too early on long drives
@Bomber — yes, the Orion-Tr Smart does apply temperature compensation automatically, but only if you've got the Smart Battery Sense paired to it via the VE.Smart network, or you're using a BMV...
in DC-DC Chargers 2 months ago thumb_up 9