battery building

Hello everyone, I am having this battery pack (50 Cells 3500mah 3.7v) it used to be on a Zoomo and the type is Reention. I got it from someone that claims that stopped charging/working, using the multimeter it still shows 36.7V and I suspect the BMS would be faulty, I have removed the BMS from...

Hey guys, I've recently purchased myself a CYC X1 PRO gen 4 for my Boardman MTR 9, while I'm waiting for the thing to ship I need to find myself a decent battery, I've looked around a bit and I've realised that it's difficult to find high power shark batteries.... Essentially I need a "normal...

Hi all, bought a DALY BMS 13S, 48V, 40A, in May 2022. This is supposed to be shock proff and waterprooof. Installed it carefully on top of my pack, secure with velco and Kapton tape on all terminals. The Silverfish case it's sealed with Low Modules Neutral cure black silicone. All the details...

Hello everyone, I would like to know what I should know to buy a battery for a 250W 48V rear hub. Can I buy any battery? Does the controller have something to do with this? Could I install a 1500w 21Ah battery in my 250W 48V rear hub?

Hi everyone, I'm fairly new to the world of ebikes. Bought a Woosh Big Bear last year and have had minimal problems with it, have since done almost 5000 miles! My only niggle is the battery life. The bike came with a 15ah battery, and I can get about 35 miles out of it. I've been looking...