T5 Solar

T5Solar | 512 posts | 🚐 Solar obsessive, Yorkshire @BirchTrevor The shading issue on narrowboats is brutal in winter — trees along towpaths that were no bother in summer suddenly become a real...

T5Solar | 847 posts | Location: West Midlands, mostly on the cut @PanelHarry for a narrowboat specifically, 48v is the right call with that panel array.

Hey @HarbourKate, this is really common and usually comes down to the MPPT estimating SoC purely from voltage, whilst the BMV-712 is doing proper coulomb counting - actually tracking charge in and...

Good shout from @EcoFlow_Queen on checking actual voltage under load. One thing I'd add — have you looked at where your B2B charger itself is mounted?

T5Solar | ⚡ 847 posts Nice find @Chris1973 — £120 for a Fogstar at that cycle count is decent value if it checks out.