NCM/NCA 21700 40T High Rate Large Capacity Cylindrical Lithium Battery

21700 40T is a high-end high rate cell of NCM/NCA ternary system, with core selling points of 4000mAh large capacity and 50A ultra-high rate discharging, 3.6V stable voltage, 9.5mΩ low internal resistance, 8A charging, suitable for high-end scenarios such as high-power power tools and racing UAVs. High-purity high nickel NCM ternary cathode material is adopted, matched with high conductivity electrolyte and high-quality current collector to achieve top balance between capacity and rate. The production adopts high-end precision production process, with full-process digital control, 100% full inspection and multiple stringent safety tests to ensure reliable operation under extreme working conditions. The core advantage is the balance between ultra-large capacity and ultra-high rate, capacity retention rate over 80% after 500 cycles, ≤69.0g suitable for 21700 specification high-end equipment. The application covers high-end power tools, UAVs, high-end energy storage, etc., supporting customized solutions to help overseas high-end market layout.