diy solar

diy solar

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  1. G

    newbie solar considerations

    These panels are 0.23 USD/W. Got the inverter used for 0.12USD/W. Sobering to see mounts at half the price of the panels or more
  2. G

    newbie solar considerations

    Helpful list. I found a good deal for JKM545M-72HL4-V which is only slightly different to the top performer JKMxxxM-72HL4-TV. The only difference in the datasheets appears to be maximum series fuse rating 25A(V) vs. 30A(TV). Is it fair to expect similar quality & durability from either? I am...
  3. G

    newbie solar considerations

    Order SMA SB3.6-1AV.41, waiting for it to arrive. Thanks all for the great support to this point. Now to the panels. Planning to get 4 panels and currently looking at following options: 1. DMEGC 460W 2. Greenice 500W At this point my choice is driven by Wp and price only. What else should I...
  4. G

    newbie solar considerations

    Thanks Hedges. Agree, the capabilities of Victron are impressive. The principal question is however, which (if any) other modules I will need, to get to my initial setup. This is a grid tied inverter with solar panels, no battery. Can the panels be attached directly to the MultiPlus or does any...
  5. G

    newbie solar considerations

    Thanks a lot for a quick response! Over night another option popped up: Victron Multiplus-II 48/3000/35-32 GX From what I understand, it can be tied to the grid, has emergency power out of the box and can be rather easily extended for battery use in the future. This particular variant goes for...
  6. G

    newbie solar considerations

    I currently have 2 low priced inverter options on my shortlist. Both have fairly low minimal voltage requirements allowing to start small and also offer some room for adding panels later. SMA SB3.6-1AV.41, used from 2019 , 430€ (datasheet) HUAWEI SUN2000-4KTL-L1, new, 590€ (datasheet) SMA...
  7. G

    newbie solar considerations

    Thanks a lot! Looked at newer inverters incl. some hybrid models. Huawei SUN2000 seems well priced. Datasheet lists only one specific battery. How do I know if an inverter can also be used with othe (e.g. DIY) batteries?
  8. G

    newbie solar considerations

    Have been checking out inverters based on the input above and found some interesting deals for used equipment. For example a 13 year old SMA SB 4000TL-21 for 200-250€ (datasheet). Power loss in night mode is <1W. To me It seems a good option to get started at low cost. What do the experts think...
  9. G

    newbie solar considerations

    thanks for all the helpful comments. Really appreciate different perspectives and critical feedback. agreed this is not going to be the best ROI nor the most meaningful contribution to the budget but I guess that's not the point. The point is to capture some of the sun energy as long as it is...
  10. G

    newbie solar considerations

    I have a tendency to "no battery" and starting small. It looks like I a system up to 700W can be attached directly to the house circuit through a normal socket. The components are available for as little as 400€, which make amortization easy. Say I want to start with 2x430W panels - does it...
  11. G

    newbie solar considerations

    Hello, I am new to the forum and looking for guidance on a solar system. Let me start with some background. I live in southern Portugal, there is lots of sun (4,6 hrs/day according to this) so my expectation was that installing solar in addition to existing grid access would be a no-brainer...
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