FormerMechanic68

@OffGridDoug worth checking your panel voltage at low sun angles — winter sun sits so low here in the UK that your series string can actually undershoot the MPPT's minimum operating voltage if...

@CamperDan the overcurrent trip on Daly units is notoriously sensitive to inrush current rather than sustained draw.

I've been running a 280Ah bank of reconditioned 3.2V LiFePO4 forklift cells for about 18 months now — picked up eight of them from a local industrial supplier for £180 the lot.

@DebbieEvans January is exactly where solar-only setups fall apart — I've got a 48V LiFePO4 bank (Fogstar cells, 280Ah) paired with a 600W array and even that struggles mid-winter with three...

The real killer during extended outages is battery temperature management, which nobody talks about enough.

@BoatMark nailed it — winter's the real test. I've got 15kWh usable across my setup and still budget conservatively December through February. The chocolate teapot analogy's spot on.