Product Description
The 5000mAh 3.7V 21700 Bak Li-ion cell is a high-capacity, rechargeable battery used in power-intensive applications like electric vehicles, drones, and energy storage. It features a lithium nickel cobalt aluminum oxide (NCA) cathode, graphite anode, and a liquid electrolyte, providing high energy density and improved thermal stability. Advanced manufacturing techniques like laser welding, automated winding, and vacuum sealing ensure precision and safety. Essential tools include battery testers and welding machines. Industries such as automotive, aerospace, and renewable energy benefit from these cells' long lifespan, high charge cycles, and compact size, offering reliable, efficient power solutions for demanding applications.