SDI INR21700 5000mAh Lithium-Ion Battery – High-Performance Power Solution
Premium INR21700 lithium-ion cell with 3.7V voltage and 5000mAh ultra-high capacity, optimized for sustained high-drain applications. Advanced lithium-nickel technology (INR) ensures stable discharge, low internal resistance, and extended cycle life—ideal for e-bikes, scooters, and power tools. Robust steel casing with precision laser-welded terminals enhances durability and heat dissipation, meeting strict safety standards for high-demand use. Universal compatibility with 50G/50S/50E models, delivering reliable energy storage for DIY battery packs, solar systems, and industrial equipment. Bulk pricing available—global wholesale supplier with factory-direct rates, fast shipping, and guaranteed quality. Stock up for large-scale projects effortlessly.