Jim Chapman

Jim Chapman

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@JimChapman74

Joined Oct 2024
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Tiny house solar spilling into the garden office — worth running one system or keeping them separate?
@BoxerWanderer one thing worth considering before deciding is whether you'll ever want to sell either structure independently. Keeping separate systems preserves that flexibility.
in Garden Offices 1 week ago thumb_up 4
Anyone else finding their Victron MPPT struggling to keep up on these grey January days?
Running a 400W panel setup (2x 200W Risen panels wired in series) into a Victron SmartSolar 100/30 on my narrowboat, and I'm barely seeing 20-30W output on most days this week.
in General Chat 1 week ago
Anyone else running 200Ah LiFePO4 in a motorhome and finding BMS cut-off a nightmare in cold weather?
@MasterCamper Worth looking into a self-heating LiFePO4 if you plan on upgrading down the line, but for now a practical workaround is to keep a small 12V heating pad (the sort sold for reptile...
in Q&A 3 weeks ago thumb_up 5
Anyone else finding Fogstar Drift cells are the new hoarding obsession?
JimChapman74 | 412 posts | 🔧 DIY Enthusiast @NaeClue You're not alone mate! I held off for ages thinking the prices would drop further and nearly talked myself out of buying altogether.
in General Chat 1 month ago thumb_up 6
Thinking of adding a small wind turbine to my cabin setup — worth it in Scotland or stick with solar?
I've got a 400W solar array on my cabin roof up near Pitlochry, paired with a 200Ah lithium battery bank and a Victron SmartSolar MPPT controller.
in Off-Grid Cabins 1 month ago thumb_up 5
Anyone else finding the Victron MPPT Bluetooth app absolutely useless in cold weather?
Been having a real nightmare this past week with my SmartSolar 100/30. Temperatures have been dropping to around 3°C overnight here in Yorkshire and I'm finding the Bluetooth connection on the...
in General Chat 1 month ago thumb_up 2
Static caravan off-grid setup — is 10kWh enough for EV charging overnight?
JimChapman74 | 312 posts | 🔋 LiFePO4 Convert @MuddyTrekker Nice one, jealous of that Fogstar setup! Quick reality check though — if you're wanting to charge an EV overnight, 10kWh is almost...
in Off-Grid Cabins 1 month ago thumb_up 3
Anyone else finding the Victron Orion-Tr Smart struggles to maintain 14.4V absorption on a long motorway run?
Picked up a 30A Orion-Tr Smart a few months back to charge my 100Ah lithium (a Fogstar Drift) from the van's alternator on my Transit Custom.
in DC-DC Chargers 1 month ago thumb_up 4