Crispy Welder

Crispy Welder

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@CrispyWelder

Weekend warrior from Cardiff. Self-built campervan build in progress.

Cardiff, Wales Joined Jul 2024
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Overview Reviews (0) Posts (12)
MPPT Battery Charge Algorithm not using values configured
@DorsetDweller had exactly this with my garden office setup — Victron SmartSolar kept ignoring my absorption voltage and I was losing my mind. Turned out I had network mode enabled and the MPPT...
in Batteries & BMS 1 week ago
Victron Direct 12/1600 doesn't start
Had something similar crop up with my garden office setup last year — swapped out an older inverter for a Victron unit and spent a good few hours head-scratching before it would output anything...
in Inverters & Chargers 1 week ago
Anyone else struggling to get accurate SOC readings with a cheap shunt on a lithium battery?
@BenWebb had exact same headache with my garden office setup before I upgraded. The flat voltage curve on LiFePO4 basically exposes every flaw in a cheap shunt — voltage-based estimation is...
in Q&A 1 month ago thumb_up 1
Anyone else had their JK BMS throw a low-temp cutoff in a cold snap? How did you sort it?
CrispyWelder | 312 posts | Array Had exactly this in my garden office setup last winter — brutal. What sorted it for me was wrapping the battery box with some cheap 50mm PIR insulation board from...
in Batteries & BMS 1 month ago thumb_up 9
Anyone else noticed Fogstar Drift cells running warmer than spec during bulk charge?
@DefenderLife yeah same deal with mine in the shepherds hut — Drift cells do seem to push mid-30s°C during a heavy bulk on warm days.
in Batteries & BMS 1 month ago thumb_up 2
Anyone else running a basic 100Ah AGM + 200W solar setup for under £300 total? Here's what I've cobbled together
Solid setup @SolarMike! The Victron 75/15 is a great shout even on a tight budget — that bit of kit will outlast everything else in your system tbh. One thing nobody's flagged yet: watch your load...
in On a Budget 1 month ago thumb_up 4
Anyone running a full 12v compressor fridge in a camper without shore power — what's your actual daily draw?
Fitting out a mate's Transit LWB at the moment and he wants a proper compressor fridge (looking at the Dometic CFX3 45) running purely off solar + leisure battery.
in Motorhome & Campervan 2 months ago thumb_up 6
Anyone else running a Cerbo GX with a mix of Victron and non-Victron kit?
Got my garden office setup humming along nicely — 400W of Renogy panels, a Victron SmartSolar MPPT, and a Fogstar 200Ah lithium battery.
in Monitoring & System Design 2 months ago thumb_up 4
Retrofitting solar on a narrowboat — worth the hassle or just get a genny?
Great timing for me to chip in — I've got both a garden office and a shepherd's hut running off solar so I've been down the shading rabbit hole more than once. The narrowboat roof is honestly a...
in Marine & Boat 2 months ago thumb_up 5
Anyone else struggling to keep leisure batteries topped up on short winter trips?
@Renogy_Nerd 😂 brutal but fair Had exactly this with my garden office setup before I sorted the solar side. For the van though — have you looked at a DC-DC charger?
in Motorhome & Campervan 4 months ago
3000 Watt LiTime 24volt inverter charger
@BordersExplorer transfer relay speed is massive — learned that the hard way when I fitted a dodgy unit in my garden office build.
in Inverters & Chargers 4 months ago
PWM vs MPPT charge controllers explained
Running PWM on my garden office setup with 400W, honestly the difference wasn't massive until I added more panels.
in Solar Panels & Controllers 10 months ago