diy solar

diy solar

Recent content by Aussieguy

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    southern California flat panel performance in Winter

    flat = laying flat (or pretty close to flat) no tilt
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    southern California flat panel performance in Winter

    anyone have data on how well panels perform in South Cali when on a roof of motorhome what sort of performance should I expect from 1200w of panels on a curved RV roof during November?
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    12V-Only System, No Inverter

    makes absolutely no sense to use smaller panels for crosswind protection especially since I don't drive when crosswinds are real crappy at 65mph constant driving panels should be mounted real good no matter which orientation 8 foot wide trailer ... no obstructions on the rood after the...
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    Upgrade RV factory installed system

    your fridge draw figures are quite large .... the published figures are for maximum power draw when hot when fridge cools off you'll see it is only using about 5 amps (@12v) measured mine via the battery bluetooth BMS and it only runs about 50% of the time as long as you don't open the...
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    Cost of solar

    I see you Corn18
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    Rookie looking to convert to lithium 12 volt

    30 and 50 amp .... usually refers to the 120v Shorepower system leave it as it is for the time being. The green battery is the starting battery (chassis) it's job is to keep the motor and normal dashboard stuff . lights wipers etc running lifepo4 house batteries and alternators can be a...
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    How to step up 2 panel PV series to 120 volt minimum for inverter?

    why only 2 panels? 48v battery and 3000w inverter deserves a few more panels guess that's one of the downsides to using 48v takes a bit longer to get up a decent charge in the mornings unless you got a zillion panels 3000w Inverter is still in the 12v range you may be better severed...
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    build my own for my RV or buy new lifepo4 batteries.

    I decided ... off the shelf pre-built Amazon cheapo's Not planning on stressing them with a inverter etc.... got mine by watching amazon prices go up-down jumped....... when price was 189.00 each............ 100ah with bluetooth + Free shipping the next week the price went up to...
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    SOK 48v: draining extremely quickly

    swap 2 and 5............ so they become 3 and 4 double check all battery connections and wires heat gun of feel connections to check if any are getting hot Investigate whether a bus bar would be better (if you don't already have bus bar connection between batteries)
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    100w panel discussion and my future system. Advice needed

    Facebook ... look for local mom and pop installers. found a few in my area selling new and used they often have leftovers OR they can add a few panels for you onto their next order to the warehouse
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    Buy now or wait? (pre-made 24V LFP pack, 100-300AH range)

    I just bought from amazon yesterday 2 x Elfhub 100ah with bluetooth $189.00 free delivery I should get them 5th Feb almost bought some 304ah cells + BMS from Docan but Docan price was only 520 If the Eldhub goes bad can always open them and possibly fix? May just open them...
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    Anyone buying these 305ah envision cells?

    I'm fixated in kicking myself...... for waiting to buy. now they are sold out!
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    2-280ah 12v eco worthy lifepo4 install in motorhome diy questions

    first thing people need to know to help you is............. what RV type you got. and it's age if it is pre-2020 then the installed chargers will not totally support Lithium Motorhomes may need more modifications than a travel trailer adding solar will help ... but may NOT be the...
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    Problems with renogy 170ah batteries

    ever removed the top off a soda can with a grinder.... you just grind off the joint easy and clean same thing could be done to a battery hold the 4 inch grinder FLAT and lightly grind off the edge of the battery no chance to damage components inside flap disk from harbor freight is...
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