diy solar

diy solar

Recent content by kino0924

  1. K

    DIY Portable Power Bank design question

    Last question, Does any BMS support for me to set to use only between 10% ~ 90% of capacity? Thanks,
  2. K

    DIY Portable Power Bank design question

    Thank you so much! I will go with 2p4s configuration (or find 50ah cell so I can just have 4s configuration)
  3. K

    DIY Portable Power Bank design question

    Thats good question. Its simply I do not want the power bank to drop below 12v Please correct me if Im wrong I believe LifePO4 cell's Fully discharged voltage is 2.5V which means that it can be produce 10V with 2P4S isnt it? Or, can I program BMS to cut off power if each cell produces below...
  4. K

    DIY Portable Power Bank design question

    I guess you are referring this item https://batteryhookup.com/products/new-3-2v-25ah-lifepo4-topband-navitas-prismatic So make it as 8s configuration as 24v and use 24v to 12v Step Down Converter right? Will I be able to charge these cells with 19.5V dell charger? Thanks
  5. K

    DIY Portable Power Bank design question

    Hi, I am trying to build my first DIY power bank for camping but not sure if my design is correct. I am trying to be budget as possible since this is my first project. This is the cell that Im planning to use https://batteryhookup.com/products/panasonic-48v-power-module-13s-6-4a-300wh This is...
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