Hi. I've bought 18650 batteries from aliexpressbefore. I was wondering if anyone here has bought 18650 from Taobao as their prices are a lot cheaper. Although the cells are not "name brand" their seems to be good deals like 2600mah for $0.80 and 3000mah $1.25. These listings have many orders and...
I finished my 40 slot 18650 charger today. Thought I share some photos. They all have reverse polarity protection to protect the tp4056 boards. If the battery is put in the wrong way the fuse blows.
Ill try to get some better photos tomorrow when I have better lighting
Saw this new bms on aliexpress. It states to have up to 1.2a balance current. Check it out
112S 35S Lithium Li-ion LiFePO4 LTO Lipo Battery Protection Board BMS Balance Bluetooth APP 7S 13S 21S 24S 32S Smart LCD Display
I saw jerhugarica's video on the new model 3 battery packs. They seem to be 25s. Where would you find a 90-100v pure sine wave inverter? Seems like the tesla S modules would be easier to use in a powerwall because they are 6s. If you put 2 of the packs in series you can get 12s (36v- 50.4v) and...
Wondering if the admin could create a subthread under marketplace for "leads for batteries" or something simmilar where people can post links to other people selling batteries such as on ebay/craigslist/etc..
I think it would be helpful for new people on the fourm
Started assembling the packs for my power wall. The power wall will be 7s40p. I am using new 2200mah Samsung cells I bought for 80 cents each.
Each pack is 1s20p (Owitte style)
I'm thinking about using the bms and solar charger from http://electrodacus.com/. Its only $220 us which...
Has anyone tried one of theese bms. They dont look to bad as an cheap alternative to batrium.