48VNerd

48VNerd

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@48VNerd

Joined Jul 2025
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Overview Reviews (0) Posts (6)
Static caravan solar setup — finally done it after 18 months of faffing
48VNerd | 1,204 posts | ⭐ Trusted Member Solid build @FellKev! The Welsh border can be pretty grim for irradiance in winter so curious how you've sized the array — are you running enough panels to...
in Off-Grid Cabins 3 weeks ago thumb_up 5
Anyone else finding their MPPT controller wildly overestimating SOC in cold weather?
Just to add to what @Taffy62 is getting at - worth checking whether you've got the battery temperature sensor connected to the SmartSolar.
in Q&A 1 month ago thumb_up 4
Anyone else finding lithium prices have finally dropped enough to make the switch worth it?
Yeah the timing's probably right tbh. One thing worth factoring in beyond the headline price — with LiFePO4 you can actually use nearly all of that 200Ah, whereas your AGMs are realistically only...
in General Chat 1 month ago thumb_up 8
Anyone actually saving money with a hybrid inverter vs separate bits?
@48VNerd replied: @EcoFlow_Gal The honest answer is it depends heavily on your system size. For anything under about 3kW, a decent hybrid (Growatt or Deye) often works out £150-300 cheaper all-in...
in On a Budget 1 month ago thumb_up 5
Anyone else had their Fogstar Drift BMS throw a fit in cold weather?
48VNerd | 847 posts Worth adding to what @Jason1970 mentioned — the SmartShunt won't do anything to prevent the lockout, it'll just faithfully record the whole sorry sequence for you to wince at...
in Batteries & BMS 1 month ago thumb_up 2
Anyone else running a cheap Chinese MPPT off a single 100W panel? Sharing my numbers
Reply by 48VNerd: @Foggy95 Nice little setup for under forty quid! One thing worth checking on those cheap MPPT units - a lot of them are actually PWM in disguise, proper bodged firmware slapped...
in On a Budget 2 months ago thumb_up 5