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  • Charging time for a 100Kwh system? - theoretical question

    Just a random question for now, theoretical if you wish. Let's say I install a 100Kwh LifePo4 battery backup. Using the winston 1,000Ah cells. I was looking at the inverter dc charge and discharge. They usually are rated between 50a ~130a. I believe 16 in series will get about 51kwh, having two...
  • High Ambient temperature

    Greetings, just wanted your opinion on high ambient temperature and whether that would be an issue to keeping LFO batteries, or should I look for cooling solutions? These days where my solar inverter is set up, the ambient temperature is around 45 degrees celcius to 50 degrees celcius. I am...
  • Buying lifepo4 cells through letter of credit?

    Not sure which subforum this would go under. Has anyone purchased LiFePo4 cells from Alibaba by opening a letter of credit (LC,L/C) with the seller? Currently, all the suppliers mentioned here shy away when I mention a letter of credit through the bank. I know there are additional charges, but...
  • Shipping/importing sub forum?

    Is there a shipping/importing sub forum? Where I can ask questions specific to freight forwarding for LifePo4 cells? They are categorized as dangerous and explosive goods in my country. Apparently I need to be a business to even begin to import these. Can not be imported for personal use (see...
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