diy solar

diy solar

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  • Post in thread: EVE 280A cells black Friday sale.

    Not only a discount but a US seller with a good reputation. Couldn't resist a 16 cell order :giggle: https://www.18650batterystore.com/products/eve-lf280k
  • Post in thread: FOR SALE : 16 - 272Ah Lishen Cells (SoCal Buyers Only)

    Be honest. In recent years the only good thing to come out of California is the freeway heading east :ROFLMAO:
  • Post in thread: New EVE 280 in New Mexico/Oklahoma/Texas

    I shall wait and see if the OP responds with something like "How much are you offering?" I used to buy and sell cars many years ago and an elderly Jewish gentleman once said to me. "Neil, if you are not embarrassed when you make an offer, you are offering too much" :giggle:
  • Post in thread: So many new LiFePO4's popping up - How to verify you got a good one

    For a product to be sold it will be sold on uniqueness, price, or quality, or a combination of the three. I believe that most of these batteries are built to a price not a standard, so it's a flip of a coin if you get a good one. The worst culprits for reducing quality in the name of costs are...
  • Post in thread: Measuring Brexiters' IQ

    As an ex-pat Englishman let me enlighten you. Back in 1975 the people of the UK had a referendum on joining the common market, and it passed. The common market being the ability to buy and sell goods between member countries free of import/export tariffs and free of customs inspections. It...
  • Post in thread: EVE 280A cells black Friday sale.

    UPS tried, but failed to damage them. TaDa With the supplied studs, which I'll talk about in a moment About those studs, and this isn't a criticism, just an observation and a warning. The tapped holes in the mounting go all the way through, so if you use bolts or are a bit careless with the...
  • Post in thread: Battery rebuilding?

    Could be worse :oops:
  • Post in thread: Powering a mini split

    It's 109F here so far today, which is a break from yesterdays 118F. The mini split in the living room has easily got the temps down to 73F, with about 20A going into the batteries as well. Yesterday I got the living room down to 71F in the late afternoon and then turned the A/C off. It went back...
  • Post in thread: Battery rebuilding?

    I've often wondered how difficult it would be to build a new lead acid battery out of my collection of dead ones. The basic materials are lead, a lead oxide and dilute sulfuric acid, so how hard could it be?. If I did it myself I could even make it rebuildable in the future, give it thicker...
  • Post in thread: Best charge profile for MPP Solar LV2424 and Lifepo4? -- Also Triying to decode charge Algorithm

    I heeded the warnings of others, paid a little extra and bought mine from Ian in Utah.
  • Post in thread: MC4 alternatives

    Three SanTan 250 watt panels in series, so around 100V and 6 to 8 amps. As for what went wrong. It wasn't abrasion, as the connector was cable tied under the panels to keep the sun off as our climate eats plastic. Looking at the actual MC4 connector you go from 10AWG copper wire to a very thin...
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