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So it's totally fine for me to earth the frame? I assume they are talking about not earthing the ground (-) which I wouldn't anyway because it's a DC circuit, which has a floating earth/ground... ?

I have an MPP Solar U5648MS inverter (manual here) and 8x second hand ET-M660280WB 280W panels (datasheet here) and I'm not entirely sure what to do about grounding. I think I'm confusing earth and ground here, but in the inverter manual it says: WARNING: Because this inverter is non-isolated...

Upon further investigation it looks like the U5648MS is a clone of the Voltronic Axpert MKS IV So am I right in thinking that all of the brands like MPP, Easun, WKS, Rebel, Kodak, Flin Energy, Prag, Powgrow etc are all clones of Voltronic? Are all of these clones still produced as "white label"...

I'm building a 48v system in my cabin and I have narrowed down my options to the MPP Solar U5648MS or the Growatt SPF 5000 ES There are plenty of reviews on the Growatt, but I can't find much on the MPP, at least not in English. I get the feeling it's an upgrade from the PIP5048MKX, but it seems...

Thanks, I wasn't sure if where it says "MPPT voltage range" and "MPPT number" if it meant MPPTs that can be connected to it, or MPPTs that were integrated ?‍♂️ but either way that doesn't matter if I can't use it without a grid. Next option is a Growatt all-in-one ?

Hi, I hope this isn't the kind of question that will make me cringe when I look back on them a year from now ? but I'm only a few days into my solar joureny. I've got a cabin in the mountains in the middle of Tasmania, Australia and the 15-20 year old basic solar system my father set up (~400kg...