Watch this video on YouTube. In this tutorial, I’ll provide step by step instructions on how I built a 48 cell lithium ion battery pack out of 18650 cells. First I’ll cover the mechanical ...

Fortunately [Adam Bender] is on hand with an extremely comprehensive two-part guide to designing and building lithium-ion battery packs from cylindrical 18650 cells. In one sense we think the two ...

wondered if it would be cheaper to make or buy a lithium-ion battery pack for his new eBike kit. To find out, he decided to make one. After some calculations, he found he’d need thirteen 18650 ...