Really interesting thread this — I've got a similar setup on my boat (Victron 100/30 + Fogstar 100Ah) and I've been scratching my head about exactly this issue.
Quick question for the group: is...
@RayPowell worth double-checking your panel's Voc before committing to the 100/30 — on a cold morning that open-circuit voltage can spike higher than the spec sheet suggests, and the 100V input...
Really curious what @KeithYoung was about to say about bus bars — that reply got cut off but it sounds important!
@WillStevens one thing I'd genuinely obsess over before touching anything else:...
Blimey, that's a close call. The backwards wiring thing caught me out on my shepherds hut setup too—didn't cause a meltdown but gave me a proper fright when the Victron BMV showed negative current...
Been wrestling with this exact problem in my Ducato setup. The charging lockout is genuinely frustrating — my Victron BMS won't budge below 5°C, which meant dead battery days last January.
I've...
We use essential cookies to keep you logged in and provide core website functionality. We do not use advertising or tracking cookies. See our Privacy Policy for details.
Cookie Details
Session cookies (strictly necessary): These cookies are essential for the website to function. They keep you logged in and maintain your session. They are automatically deleted when you close your browser. These cookies do not require consent under UK GDPR/PECR.
Local storage: We store your cookie consent preference and some UI preferences in your browser's local storage. This data never leaves your device.
Report an Issue
Thank you for reporting this issue. We'll review it as soon as possible.
