Great thread, @MartinTaylor. I've had a SmartShunt talking to a Pi 4 for about eight months now using the VE.Direct to USB cable — dead straightforward once you've got the vedirect.py library...
Fitted a Renogy DCC50S a few weeks back in my Transit-based camper, wired between the starter battery and a 200Ah lithium (LiFePO4). Running a 130A alternator on a 2019 Ford Transit.
RM_Marine | 89 posts
@SOCGal Solid choice with the Fogstar Drift — decent cells in those. Just to add something neither @Gibbo39 nor @MarineFrank have touched on yet: have you sorted your transfer...
@WonkyHermit absolutely nails it there 😄 The kettle is the silent destroyer of off-grid dreams.
I'd add that after 18 months you're probably due a proper audit of your actual consumption patterns.
@DODGuy spot on about cold morning Voc spikes — that's caught out more than a few people. Just to add some practical numbers: with a typical silicon panel having a temperature coefficient of...
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