Huan Qiu Wang·2026-02-09 02:27Core Viewpoint - Tesla has officially launched a plan for domestic solar battery manufacturing in the U.S., aiming to achieve a production capacity of 100 gigawatts (GW) by the end of 2028, aligning with Elon Musk's goal of annual production of 100 GW solar batteries, which will significantly impact the U.S. solar manufacturing landscape [1] Group 1: Manufacturing Plans - Tesla is evaluating multiple locations including New York, Arizona, and Idaho for its manufacturing expansion, with the Buffalo factory in New York set to become a core production base, potentially increasing its capacity to 10 GW, equivalent to the power generation capacity of 10 nuclear power plants [3] - The manufacturing plan is led by Tesla's Vice President Bonne Eggleston, with recruitment for engineers and scientists already underway to support the large-scale project [3] - The collaboration between SpaceX and Tesla is expected to support the 100 GW capacity goal, providing energy for data centers on Earth and in space [3] Group 2: Impact on the Industry - Tesla's entry into the solar battery manufacturing sector has already affected existing U.S. solar manufacturers, with First Solar's stock dropping by 7.1% following the announcement of Tesla's capacity goals [4] - The current state of the U.S. solar industry shows a significant structural imbalance, with an annual solar battery production of approximately 3 GW, while solar module production capacity stands at 65 GW [4] - The complexity and cost of solar battery manufacturing are significantly higher than that of module manufacturing, with the market currently dominated by Chinese companies [4] Group 3: Historical Context - This large-scale solar battery manufacturing initiative marks a significant enhancement of Tesla's solar business, contrasting with its previous developments [5] - Tesla acquired SolarCity for about $2 billion in 2016, with plans to enhance solar production capacity at the Buffalo factory, which initially aimed for 1 GW but shifted focus to other products after a partner's exit [5] - Recently, Tesla has launched new solar panel products at the Buffalo factory, laying the groundwork for the upcoming capacity expansion [5]