diy solar

diy solar

Recent content by jonnydot

  1. J

    Inverters

    When buying 12v to 240v inverters what things should I be looking for?
  2. J

    Please check my math

    Gotcha many thanks
  3. J

    MPPT Sizing

    Yes I can those rat bags should not be able to get away with that. I am going to send ebay a message about it all. I Have come up with an idea to make them swivel and elevate to match the best sun position .Hopefully I can bring that to a successful fruition
  4. J

    Please check my math

    just so I get it in my head I'm looking at buying a small tv Power supply: DC12V Power consumption: 36W is it 36W / 12 =3Ah per day ?
  5. J

    Please check my math

    Bugger that's crap then lol looks like my Kombi might need a smaller fridge or gas that's a pain in the freckle lol
  6. J

    Please check my math

    5.14Ah that is cool not much per day at all 200Ah lithium bat and 2 x 325watt cells should easily cover that usage
  7. J

    Please check my math

    Sorry I redone the maths made an error have edited the post ..Ok so it's just 0.6164kw /12
  8. J

    Please check my math

    Bar Fridge math check please ( Hisense 120L Bar Fridge HR6BF121S) .....225kw /365 days = 0.6164kw = 2.5684931507 Amps per day ? ..................... and 2.5684931507/ 12 = 0.21404109589 Ah per day ...does not look correct to me ? Edited
  9. J

    MPPT Sizing

    I ended up purchasing 2 x Canadian Solar KU Power high efficiency cells CS3K-325ms split panels (specs in link) . I got them from a local installer who purchased them for a job he is doing for a builder but the home owner wanted different panels so I got them for $70 each pretty sure one would...
  10. J

    MPPT Sizing

    135Ah sorry
  11. J

    MPPT Sizing

    here is another 350 watt panel that is only .0243m2 larger https://www.kogan.com/au/buy/toughland-acemor-350w-solar-panel-kit-12v-mono-camping-caravan-boat-charging-power-battery-350-watt-spm-gflat350/
  12. J

    MPPT Sizing

    Here is another same size 350 watt https://trailercamperaustralia.com.au/12v-350w-fixed-mono-crystalline-solar-panel-mountable-kit.html
  13. J

    Wattage query

    How do the wattages work? This panel is advertised as 300 watts. Under Power it states 201-300watts but under wattage it states 300-399watts.What is it ?
  14. J

    MPPT Sizing

    The controller that comes with the panels looks like a throw away item I will be getting something that has bluetooth and tune able to the batteries.I chose these panels for their footprint and weight I could not find any other brands that are the same or similar . I will be running a 240v...
  15. J

    MPPT Sizing

    Hi guy's new to solar and I wish to put 2 solar panels on the poptop of my 1976 vw kombi camper.I have found panels that will fit and are not overly heavy (Please see ebay link) Could someone please advise me as to what MPPT size I would need to run 2 of these panels and what would be the best...
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