Bak

Shop BAK's high-performance lithium-ion cells, engineered for reliable power across consumer electronics, power tools, e-bikes, energy storage, and custom battery pack projects. As one of China's leading cylindrical cell manufacturers since 2001, BAK delivers cells with stable voltage output, excellent cycle life, and robust safety performance at competitive value. BAK cells are widely trusted by OEMs, DIY builders, and professionals worldwide.

We stock popular BAK grades including 18650 3.7V cells (N18650CP, N18650H), 21700 3.7V cells (N21700CG-50), high-drain models for power tools, and more. All units are genuine, in-stock, and ready to ship. Browse our collection to find the right power solution for your application.