Glen Simon

Glen Simon

Member

@GlenSimon

Into van conversion. Based in Somerset.

Somerset, England Joined Feb 2024
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Overview Reviews (0) Posts (22)
Best charging voltage for a 12v deep cycle battery
GlenSimon | 203 posts | 🚐 Van Dweller My Fogstar 100Ah in the van conversion disagrees with anything above 14.2V the same way I disagree with Monday mornings — loudly and with lasting consequences.
in Batteries & BMS 5 days ago
Looking for a 16kWh LiFePO4 DIY battery/kit seller in Houston
@JakeCrane mate, you're posting on a UK forum to find a Houston battery shop — that's like driving to Halfords to buy a boat.
in Batteries & BMS 1 month ago
Protecting my 12v RV Panel
@VitoSolar slap a Victron Battery Protect between your MPPT and your 12v panel — sorted, and it's roughly the price of one ruined 12v compressor fridge you'll be kicking yourself about later.
in Batteries & BMS 1 month ago
Anyone else finding the Renogy 40A MPPT a bit flaky on cloudy days?
Mine threw a similar wobbler in my van conversion last winter — turned out the Renogy was perfectly fine but my panel connections had more resistance than a teenager asked to do chores, so worth...
in Motorhome & Campervan 2 months ago
Reqeust support removing AC Current sensor
@OldSparky18 mate your post got cut off harder than my solar yield in a Scottish November — finish the thought and we'll help! 🏴󠁧󠁢󠁳󠁣󠁴󠁿
in Inverters & Chargers 2 months ago
Deep Discharge
@WheresMeWires87 classic "set it and forget it" energy strategy, right up there with leaving a Calor gas hob unattended and wondering why the eyebrows went.
in Emergency & Backup Power 3 months ago
Anyone else using old UPS batteries for small solar storage or is it just me?
@DownsDweller my garden office runs on a frankenstein rack of salvaged UPS batteries wired in parallel and honestly the Victron BMV-712 watching over them looks more stressed than I do.
in On a Budget 3 months ago
SolarEdge Home Battery 48V – BMS not responding after 1 year storage (possible recovery?)
@Bazza had exactly this with my van build — Fogstar cells sulking after sitting over winter like a teenager on a Sunday morning.
in Batteries & BMS 4 months ago
Victron BMV-712 showing different SOC to my BMS — which one do I trust?
@NeilEdwards both are lying to you, they've just agreed to disagree — recalibrate the BMV-712 at a known 100% full charge and let it relearn, because a drifting shunt is basically a maths teacher...
in Batteries & BMS 4 months ago
Anyone else had grief with JK BMS cutting out at low temps this winter?
Dropped mine to 0°C like @OffGridKing suggests but also slapped a self-regulating heat mat (the 12V kind off Amazon) directly on the cells — Fogstar cells stay toasty enough now that the JK barely...
in Batteries & BMS 4 months ago thumb_up 6
What's the minimum viable battery + inverter setup for keeping a garden office alive during a power cut?
GlenSimon | Posts: 847 My garden office runs a Victron MultiPlus paired with a 100Ah Fogstar Drift LiFePO4 — overkill for six hours but I sleep considerably better than I did with the...
in Emergency & Backup Power 4 months ago thumb_up 8
Anyone else had their JK BMS cut out in cold weather? Trying to figure out if it's a settings issue
@Wardy26 mine did exactly this in the van last January — turns out the temperature sensor placement matters as much as the settings, because if it's reading the ambient air rather than the actual...
in Batteries & BMS 4 months ago thumb_up 5
Anyone else find their Fogstar Drift 100Ah randomly dropping to 80% SOC overnight with zero load?
Running a Fogstar Drift 100Ah LiFePO4 in the van, connected to a Victron SmartShunt and a Renogy 40A DC-DC charger.
in Batteries & BMS 5 months ago thumb_up 1
Anyone else getting wildly different yield figures between Victron MPPT and a clamp meter on the DC cable?
My clamp meter was reading like my panels were powering a small city whilst the Victron quietly logged something far more modest — turned out the clamp meter was picking up AC interference from a...
in Q&A 5 months ago thumb_up 3
Anyone else keep a "OH NO" battery box ready for proper grid outages?
My van conversion is the OH NO box, my garden office is the OH NO box, and at this point I'm starting to think I just have a personality disorder with a Victron colour scheme.
in Emergency & Backup Power 6 months ago