智通财经网·2026-01-28 09:09Core Insights - The development of humanoid robots is expected to reach a commercialization milestone by 2026, increasing the importance of batteries as an "energy supply" [1] - Solid-state lithium batteries are projected to become the mainstream solution due to their high energy density, with demand from humanoid robots expected to exceed 74 GWh by 2035, growing over a thousand times from 2026 [1] Group 1: Humanoid Robot Battery Market - Global humanoid robot shipments are forecasted to surpass 50,000 units in 2026, representing an annual growth of over 700% [4] - High-nickel ternary lithium batteries (NMC/NCA) are currently the mainstream choice for robot batteries due to their relatively high energy density, while lithium iron phosphate batteries (LFP) are used for lower endurance applications [4] - Most humanoid robots currently have a battery capacity below 2 kWh, with typical endurance ranging from 2 to 4 hours, such as Unitree's H1 with 0.864 kWh and Tesla's Optimus Gen2 with 2.3 kWh [4] Group 2: Challenges and Opportunities - The development of humanoid robot batteries faces two main challenges: the rapid iteration of core technologies affecting battery customization and the current focus on finding scalable commercial applications rather than improving endurance [5] - Despite these challenges, the demand for high energy density, high discharge rate, and high safety batteries in humanoid robots presents an opportunity for solid-state batteries to demonstrate their advantages [5] - Breakthroughs in solid-state battery technology and cost reductions are expected to help humanoid robots overcome power limitations [5]