Solar modules combined with energy storage provide reliable, clean power for off-grid telecom cabinets, reducing outages and operational costs. Continuous power availability ensures network uptime and service quality in remote locations, even during grid failures or low sunlight. By integrating solar modules. . Lithium-ion battery systems dominate the market due to their high energy density, long lifespan, and improved performance compared to traditional lead-acid batteries. By incorporating advanced cooling, intelligent monitoring, and efficient power systems, modern cabinets allow network operators. . intelligence level of telecom energy storage. L4 is integrated with new technologies such as AI, big data, and IoT, and is upgraded from the end-to-end arc itecture to the new dual-network architecture. This use case explores the applicat provider which operates a network of cell towers. . A Telecom Energy Storage System (TESS) is designed to store energy and provide backup power to telecommunication infrastructure, such as cell towers, data centers, and network equipment.