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  1. The Tech Zone
    Hi, I make rechargeable USB battery banks for a hobby and I had to learn about how the capacity is tested on these. The rated capacity on the label is NOT what you will get out of the USB port and here's why. Battery banks are mostly made with lithium batteries. Some are the flat pack lithium...
  2. DIY - Do It Yourself
    I can buy these batteries where I work at for about $14 each. For those who have setup a battery bank before, do you think it would be worth getting some or making a larger battery bank setup with them? I don't have much in terms of batteries really, just 2 100amp 12v deep cells so far.
  3. DIY - Do It Yourself
    We are off grid and set up the solar panels a few weeks ago. It is temporary till we build the house and mount them and add to the array. So for now they are on a wooden platform with the charge controller, batteries and inverter under them. It seems like every other day we have enough power. So...
  4. DIY - Do It Yourself
    so i have been reading about rechargeable batteries and their life spans not to mention the cost of buying enough of them for a proper battery bank for solar/wind/hydro/geothermal/etc and i realized that in a long term shtf they seem to be the weakest link in a home electrical system. so of...
  5. Disaster Preparedness General Discussion
    Have been looking into alternative energy sources and energy storage and I have some basic questions. I have a delicate understanding of electricity stemming from my navy cross training. I am trying to price out a battery bank and a solar array with a possible supplemental generator and/or...
1-6 of 6 Results