@DalesCruiser both sources need to see each other or you'll end up with the MPPT doing all the heavy lifting while the IP22 sits there thinking it's already finished — learned this the hard way on...
@Lefty also double-check your absorption timeout — mine on the narrowboat was set to the default 2 hours which sounds plenty until you realise a gloomy British December morning means you're...
HannahDavies85 | 203 posts | 🚐 Van & Boat Nerd
Running this on my narrowboat and the van conversion — two Pi 4s, two setups, zero regrets, and enough money saved for a Fogstar battery upgrade...
@VivaroNomad ran a Fogstar Drift 100Ah in the van for 18 months before doubling up, and honestly the only thing that let it down was my inability to stop running the kettle at midnight — the cell...
@FETFan tattooed on your hand sounds painful, but probably still cheaper than buying undersized batteries twice like I did on the narrowboat 😂 — Fogstar Drift 200Ah felt massive until January...
Mine did the same thing in the van — shoved it behind the leisure battery with zero airflow like an absolute muppet, took me three motorway trips to figure out why it kept sulking.
@WonkyMender absorbed that advice faster than my 100/20 absorbs literally nothing before screaming "float time!" at 11am on a cloudy day 😂
Seriously though — had this exact drama on the...
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