NCM/NCA 21700 50E High Capacity Cylindrical Lithium Battery

21700 50E is a 21700 specification high capacity cell of NCM/NCA ternary system, with core advantage of 5000mAh ultra-large capacity, 3.6V stable voltage, 12.0mΩ internal resistance, 5A charging and 15A discharging, focusing on long endurance, suitable for scenarios such as portable energy storage and electric bicycles. High energy density NCM ternary cathode material is adopted, and pole piece structure and electrolyte formula are optimized to improve capacity utilization rate. The production adopts fully automatic production line, with strict control of cell quality, 100% full inspection and cycle & safety tests to ensure product stability. Its core competitiveness is leading capacity under the same specification, excellent long cycle performance, capacity retention rate over 80% after 500 cycles, ≤72.0g suitable for 21700 specification equipment, excellent low temperature performance. The application covers energy storage, electric bicycles, large portable equipment, etc., supporting OEM/ODM customization, providing complete technical support.