TOYO Begins Solar Module Production at Houston Facility

New 1GW Texas plant boosts U.S. solar supply with domestic modules

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Japanese solar technology firm TOYO Co., Ltd. has officially launched full commercial operations at its new manufacturing facility near Houston, Texas. The company received its Certificate of Occupancy from the City of Houston on October 13, marking its transition from trial runs to large-scale output.

The plant, which can produce up to 1 gigawatt of high-efficiency solar modules annually, is TOYO’s first U.S. manufacturing site. Positioned to meet growing demand for domestically produced solar components, the facility targets utility-scale developers and commercial buyers looking to meet federal domestic content requirements while securing long-term supply.

TOYO's expansion into the U.S. market is part of a broader trend among international solar firms building American manufacturing capacity. The move strengthens TOYO’s position within the domestic solar value chain and supports its strategy to align with evolving clean energy policy and trade frameworks.

The company reported strong initial demand during its pilot phase, signaling confidence from U.S. customers seeking more resilient and localized supply options. Located in one of the country’s energy capitals, the Texas site positions TOYO to serve commercial and industrial projects nationwide.

Federal Incentives Drive Competitive Domestic Manufacturing

A key part of TOYO’s U.S. strategy is tapping into incentives made available under the Inflation Reduction Act. The new facility is designed to qualify for production tax credits under Section 45X of the Internal Revenue Code, offering up to $0.07 per watt in benefits through 2030. These credits help narrow the price gap between domestic and imported modules, while providing stability for long-term investments in U.S. manufacturing.

The company’s decision to build in Texas reflects not only the state’s infrastructure and workforce, but also its central role in the nation’s energy transition. The Houston facility is expected to become a model for other international firms looking to integrate into the U.S. clean energy manufacturing ecosystem.

Looking ahead, TOYO plans to expand its U.S. operations beyond module assembly. Future efforts include upstream investments in silicon and wafer production and downstream photovoltaic integration—steps designed to improve quality control, reduce costs, and provide end-to-end solar solutions under one brand.

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