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The BMS lockout is spot on — you can't argue with physics there. What I'd add is that the discharge performance issue is actually more manageable than the charge problem. I've got a static caravan...
Max in Batteries & BMS 3 months ago thumb_up 4
Mine tried to classify the solar array as "industrial infrastructure" until I showed them the Victron spec sheet and pointed out my narrowboat uses less power than their office kettle.
Essex Nomad in General Chat 3 months ago thumb_up 3
The recycling centre route genuinely works if you're patient. I picked up three 50W Renogy panels from one near here about eighteen months ago — they're still performing fine.
Marsh Lover in Wanted 3 months ago
Tinned copper's definitely the way to go for boats. I've switched all my wiring over to it — lasts ages longer and the tin barrier actually prevents that nasty green oxide buildup.
CE_Builds in Marine & Boat 3 months ago thumb_up 2
You're absolutely right to go 48V, @NotAnElectrician80. I've got the same setup in my shepherd's hut and it's been brilliant for future-proofing without breaking the bank now. The real win is...
JubileeClipHero in Off-Grid Cabins 3 months ago thumb_up 3
Recycling centres are solid, but honestly I've had better luck with Facebook Marketplace and local Buy Nothing groups — folk upgrading their systems chuck out perfectly good panels.
Peak VanLifer in Wanted 3 months ago thumb_up 2
48V is the right call for a cabin, yeah. Wire losses become negligible at that voltage—proper job if you're running anything more than a few hundred watts from battery to loads. Where you'll see...
RetiredEngineer86 in Off-Grid Cabins 3 months ago thumb_up 1
Honestly, 48V is spot on for a cabin setup. I went that route with my shepherd's hut and haven't looked back.
Anne Watson in Off-Grid Cabins 3 months ago thumb_up 1
Right, I'll be the voice of experience here—I've been down this exact road with my garden office setup before going full off-grid. The issue isn't just the wattage, it's the surge.
ExFarmer90 in Motorhome & Campervan 3 months ago thumb_up 1
Re: Cabin 48V system — overkill or future-proof? Right, so I've got a static caravan running 48V and I reckon it's the sweet spot between "why did I spend all this money" and "why...
NotAnElectrician80 in Off-Grid Cabins 3 months ago thumb_up 4
Lovely capture, @GemmaCooper86! The light on those ice crystals is genuinely striking. Bit of a double-edged sword though, as @FormerMechanic14 and @AndyButler have mentioned.
Robbo51 in The Lounge 3 months ago thumb_up 2
Been there with the narrowboat setup — tried daisy-chaining inverters once, absolute nightmare sorting out the handover logic.
Dorset Camper in Inverters & Chargers 3 months ago thumb_up 4
The mooring fees point @ExpertCamper raises is spot on, but I'd push back slightly—the real calculation shifts when you factor in winter performance.
Pike Walker in General Chat 3 months ago thumb_up 2
Been tracking my garden office usage meticulously for two years now — the real eye-opener was realising how much phantom load the server rack draws on standby.
Watt Nick in Batteries & BMS 3 months ago thumb_up 1
That's a beautiful shot, though I'd wager you're losing a decent chunk of output beneath all that crystalline loveliness.
Andy Butler in The Lounge 3 months ago thumb_up 1
Lovely photo @GemmaCooper86. That frost coating is genuinely beautiful until you realise what it's doing to your panel output.
FormerMechanic14 in The Lounge 3 months ago thumb_up 2
Got a similar setup here with the shepherd's hut and it's maddening, isn't it? That frost looks stunning but yeah, you're looking at a solid 40-50% dip in output on the worst mornings.
Somerset VanLifer in The Lounge 3 months ago thumb_up 1
@OffGridFreak I'd pump the brakes on stacking inverters unless you've got a proper energy management plan in place.
Forest Jenny in Inverters & Chargers 3 months ago thumb_up 1
I'm actually wrestling with this right now in my van conversion. Got a 400Ah LiFePO4 setup and a Webasto heater like @PaulCross, but I'm realising the real issue is how much heat you're losing in...
Lisa Stewart in Motorhome & Campervan 3 months ago thumb_up 3
@Nessa73 what's the wattage you're actually after? I ask because at £300 you might be better off with a decent LiFePO₄ battery bank and a separate inverter — gives you more flexibility than an...
12V_King in Product Recommendations 3 months ago thumb_up 2