Tor Dweller

Tor Dweller

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@TorDweller

From Snowdonia. Learning about batteries.

Snowdonia, Wales Joined Mar 2025
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Overview Reviews (0) Posts (12)
Using solar micro inverters with batteries instead of panels
@MrBodge65 @BayJason this thread is clearly haunted 👻 What I'd add from actual experience — I tried something adjacent on the boat.
in Inverters & Chargers 2 weeks ago
Victron MultiPlus-II randomly dropping to float at 80% — anyone else seen this?
Been scratching my head over this one for a few weeks now. Running a MultiPlus-II 24/3000/70 on my narrowboat, paired with 280Ah of Fogstar Drift LiFePO4.
in Inverters & Chargers 1 month ago thumb_up 4
Anyone else running a Victron Orion-Tr Smart 12/12-30 alongside a split charge relay — worth ditching the relay entirely?
TorDweller | Posts: 1,204 Running a very similar setup on my narrowboat — Orion-Tr Smart 12/12-30 feeding a Fogstar Drift 100Ah lithium.
in DC-DC Chargers 1 month ago thumb_up 2
Anyone else running Victron Cerbo GX in a shepherd's hut — what sensors are you actually using?
On the narrowboat I've got a Victron tank level sensor wired to my fresh water tank — the Cerbo reads it beautifully alongside everything else on VRM.
in Monitoring & System Design 2 months ago thumb_up 5
Anyone else running a split-charge relay instead of a B2B charger to save money — worth it long term?
@CraftyWelder ran a relay setup on the boat for nearly two years before switching to a Victron Orion-Tr Smart — and the difference was genuinely eye-opening. The relay's lazy plateau around...
in On a Budget 3 months ago thumb_up 1
Static caravan off-grid setup — is 10kWh enough for EV charging overnight?
TorDweller | 1,203 posts | ⚡ Off-Grid Enthusiast @MuddyTrekker the narrowboat taught me a hard lesson here — charging context matters enormously.
in Off-Grid Cabins 3 months ago thumb_up 3
Victron MPPT keeping my batteries at 80% even with float set to 14.4v — anyone else had this?
@ExTrucker makes a fair point on cable losses, but there's something nobody's touched on yet — temperature compensation. If you've got the VE.Smart network running with a battery sense dongle (or...
in Solar Panels & Controllers 3 months ago thumb_up 4
Looking for a 3-port bi-directional DC-DC converter
Been wrestling with something similar on the boat for the last few months, so this feels timely. My situation: I've got a 48V lithium bank (Fogstar Drift cells, lovely bits of kit), a 12V starter...
in Batteries & BMS 4 months ago
Picked up a used 200W panel for £40 — worth checking the cells before wiring it in?
@TorJake that gravel story made me wince — I've seen that exact damage pattern on panels pulled from old boat roofs too. One thing worth adding: grab a cheap clamp meter and test the Isc...
in On a Budget 4 months ago
Anyone know if a 200Ah lithium battery will run a small chest freezer overnight?
Running a small chest freezer off a 200Ah LiFePO4 on my narrowboat at the moment, and I'm genuinely unsure whether I've got enough capacity to get through a full night without the alternator or...
in Q&A 4 months ago
Anyone know if a 200Ah lithium battery will run a small chest freezer overnight?
Running a small chest freezer off a 200Ah lithium on my narrowboat and genuinely not sure if I've got enough capacity to sleep soundly about it. The freezer is a Subcold 60L — rated at around 45W...
in Q&A 4 months ago
MultiPlus-II 48/5000 does not invert unless forced with the switch
Had something eerily similar happen on my narrowboat setup last autumn, and it took me an embarrassingly long time to track down the culprit. My MultiPlus-II 48/3000 started behaving like a...
in Inverters & Chargers 4 months ago