--- title: "Tesla doubles down on solar energy: Texas $250 million factory revealed, sprinting towards 100GW target" type: "News" locale: "en" url: "https://longbridge.com/en/news/287608743.md" description: "Tesla is developing a large solar manufacturing facility in Brook County, Texas, with an investment of over $250 million, aiming to achieve an annual solar manufacturing capacity of 100 gigawatts. The project will cover all aspects of solar manufacturing, forming a vertically integrated production facility, and is expected to significantly enhance Tesla's energy ecosystem" datetime: "2026-05-26T09:14:03.000Z" locales: - [zh-CN](https://longbridge.com/zh-CN/news/287608743.md) - [en](https://longbridge.com/en/news/287608743.md) - [zh-HK](https://longbridge.com/zh-HK/news/287608743.md) --- # Tesla doubles down on solar energy: Texas $250 million factory revealed, sprinting towards 100GW target Tesla (TSLA.US)'s next major energy layout may not come from its automotive business, but rather from a large solar manufacturing park located in the suburbs of Houston. Recent reports indicate that this may be the plan the company is quietly advancing in Brook County, Texas. According to Zhitong Finance APP, Tesla is developing a large solar manufacturing base within its Brook County facility, which is also constructing a Megapack battery factory. The site is located in the Empire West Business Park, about 35 miles west of Houston. Reports suggest that the proposed project will cover almost all aspects of solar manufacturing—from crystal pulling and slicing to photovoltaic cell production and finished component assembly—forming a vertically integrated production facility with cleanroom-level manufacturing space, with construction expenditures exceeding $250 million. If completed as planned, the project will represent Tesla's clearest step toward Elon Musk's goal of achieving an annual solar manufacturing capacity of 100 gigawatts. This scale will far exceed Tesla's current solar business footprint. It is understood that the company's factory in Buffalo, New York, will have an annual production capacity of only about 300 megawatts after quietly restarting TSP-420 solar panel production by the end of 2025. The uniqueness of the Brook County project lies in its close integration with Tesla's broader energy ecosystem. The company has integrated rooftop solar, Powerwall home batteries, electric vehicle charging, and Megapack grid-level energy storage into a connected energy platform. This timing aligns with the growing demand for power-hungry technologies such as AI data centers. Large-scale solar manufacturing can support power generation capacity while also helping to reduce reliance on polluting fuels such as oil, coal, and natural gas. Tesla's ambitions are considerable. The total installed solar capacity in the U.S. in 2023 is approximately 32 gigawatts, meaning Tesla's long-term goals will be several times that annual figure. Brook County's advantages in industrial infrastructure, transportation channels, and skilled labor will help accelerate project construction, but uncertainties remain regarding the construction timeline and international equipment procurement. For drivers considering purchasing electric vehicles, home charging is typically far less expensive than relying on public charging stations, potentially saving households hundreds of dollars each year. For those interested in installing home Level 2 charging stations, Qmerit can assist homeowners in obtaining free instant installation estimates from certified installers. Solar panels can also significantly enhance the cost-saving effects of electric vehicles, as charging with self-generated power is often cheaper than using public charging stations or relying entirely on grid power. Platforms like EnergySage allow consumers to easily compare quotes from vetted solar installers, saving on installation costs. ## Automotive Business Facing Challenges, Supporting Company Diversification The advancement of this project coincides with challenges facing Tesla's automotive business. In 2025, during certain periods, the company's vehicle sales faced difficulties due to intensified competition, weak demand in multiple markets, pressure on profit margins, and boycotts triggered by Musk's political activities. The advancement of this project coincides with multiple challenges encountered by Tesla's automotive business. The year 2025 marks a period of adjustment for Tesla's automotive business, with vehicle sales facing difficulties during certain periods due to intensified competition, weak demand in multiple markets, pressure on profit margins, and boycotts triggered by Musk's political activities Data shows that in the first half of 2025, Tesla's global deliveries were only 720,800 units, a decline of about 13.3% compared to 831,000 units in the same period last year. Among them, second-quarter revenue plummeted 12% year-on-year to $22.496 billion, marking the largest quarterly revenue drop since 2012. Net profit shrank by 16% to $1.172 billion, and global deliveries fell sharply by 13.5% to 384,000 units, outlining Tesla's worst quarterly performance since 2012. Expanding the energy sector helps diversify the company's business while enhancing the accessibility of clean energy products. In a recent report from Barclays, analysts mentioned that against the backdrop of significant pressure on the automotive business, the energy sector is rising from a "secondary track" to become Tesla's second growth engine. In 2025, Tesla's energy generation and storage business revenue reached $12.7 billion, a year-on-year increase of 27%, accounting for about 13% of the group's total revenue, with a gross margin close to 30%, significantly higher than the automotive business's gross margin of about 17%. The energy business contributed only 13% of revenue but accounted for about 21% of profits, with profitability substantially surpassing the core automotive segment. The revenue contribution from solar photovoltaic products is combined with the battery storage business in the financial statements and is not separately disclosed. However, within the energy sector, high-margin and rapidly growing products like Megapack are currently the biggest highlights in the financial report and the core of market attention, with solar business accounting for a relatively low proportion. From the actual production capacity data, Tesla's current solar manufacturing business is still in the "starting from zero" stage, and the road to a hundredfold capacity expansion remains long ### Related Stocks - [TSLA.US](https://longbridge.com/en/quote/TSLA.US.md) - [TSL.US](https://longbridge.com/en/quote/TSL.US.md) - [TSLR.US](https://longbridge.com/en/quote/TSLR.US.md) - [TESL.US](https://longbridge.com/en/quote/TESL.US.md) - [TSLG.US](https://longbridge.com/en/quote/TSLG.US.md) - [TSLL.US](https://longbridge.com/en/quote/TSLL.US.md) - [TSLT.US](https://longbridge.com/en/quote/TSLT.US.md) - [TSDD.US](https://longbridge.com/en/quote/TSDD.US.md) - [TSLQ.US](https://longbridge.com/en/quote/TSLQ.US.md) - [09366.HK](https://longbridge.com/en/quote/09366.HK.md) - [07766.HK](https://longbridge.com/en/quote/07766.HK.md) - [07366.HK](https://longbridge.com/en/quote/07366.HK.md) - [BARC.UK](https://longbridge.com/en/quote/BARC.UK.md) - [BCS.US](https://longbridge.com/en/quote/BCS.US.md) ## Related News & Research - [Fully Self-Driving Technology Positions Tesla Stock for Another Wave of Value Creation](https://longbridge.com/en/news/287665641.md) - [Mitsubishi UFJ Asset Management UK Ltd. 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