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diy solar

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  • Post in thread: 650A cell busbars?

    Thanks! You have point that this is on the limit.. I have a fallback scenario to run the thruster on a separate AGM-lead battery, which is charged by a DCDC charger from the LFP bank...
  • Post in thread: 650A cell busbars?

    Hi, I'm building a LiFePO4 battery bank using EVE LF304 in a 2P4S configuration in my boat which should handle normal day to day consumption but also my large bowthruster which takes 650 A 5-120 seconds. The batteries can handle that peak discharge but the busbars are only rated at 325 A (made...
  • Post in thread: 650A cell busbars?

    Thanks for great feedback! :) Is it continous or bursts? Forgot to mention that these batteries have two threade holes instead of a stud. So I assume it's just to have longer bolts then. Why does they need to have the same thicknes (and area I assume)? The length also impacts resistance...
  • Post in thread: 650A cell busbars?

    It's the nominal value. It is using a 500A MEGA fuse today. I will use a HLPata BMS4S: https://www.hlpdata.se/index.php/en/ The thruster is connected directly to the battery (with fuse and switch), only the thruster controller electronics is controlled by BMS, so if the system is shut down the...
  • Post in thread: Dongguan Jiali Technology Co., Ltd. - any experience?

    Hi! I would like to buy eight Eve LF304 cells but they seem to be out of stock on many (more well known) suppliers. However, Dongguan Jiali Technology Co., Ltd. https://dongguanjiali.en.alibaba.com/productgrouplist-931728378/lifepo4_100Ah.html?spm=a2700.shop_index.88.24.b0fd67bao1R3Pc gave me a...

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