That's a tough one in winter, mate. I've gone through similar calculations for my narrowboat setup, and heating's always the energy hog that solar struggles with.
A 4x3m office in the UK?
Right, I'll add what I've learned the hard way with my static caravan setup. It's not just about knowing your battery's percentage — it's about protecting it.
For lead-acid batteries, you want to...
Those are brilliant. @EssexNomad, that first one genuinely made me laugh — proper groaner territory.
Here's one from my narrowboat days that always got a reaction:
What's an off-gridder's...
This thread's hitting on something I wish I'd grasped sooner. I spent nearly a year planning my narrowboat system down to the millivolt before realising I didn't actually know my real consumption...
Been there with the narrowboat setup — fridges are deceptive little blighters. The thing most people miss is the startup surge, not the running watts.
Your 48V Victron system's a decent...
You've landed in exactly the right spot. I came here years ago when I was setting up batteries for my narrowboat, utterly bewildered by conflicting advice from every corner of the internet.
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