In 2023, the capacity of operational solar thermal collectors was the highest in China, with some ****gigawatts thermal installed. Turkey and the United States followed with a solar thermal capacity of **** and **** gigawatts thermal, respectively.
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International Energy Agency Solar Heating and Cooling Technology Collaboration Programme. (June 24, 2025). Capacity of solar thermal collectors in operation worldwide in 2023, by leading country (in megawatts thermal) [Graph]. In ÌÇÐÄÆÆ½â°æ. Retrieved August 01, 2026, from /statistics/1545777/installed-solar-thermal-collector-capacity-worldwide-by-country/
International Energy Agency Solar Heating and Cooling Technology Collaboration Programme. "Capacity of solar thermal collectors in operation worldwide in 2023, by leading country (in megawatts thermal)." Chart. June 24, 2025. ÌÇÐÄÆÆ½â°æ. Accessed August 01, 2026. /statistics/1545777/installed-solar-thermal-collector-capacity-worldwide-by-country/
International Energy Agency Solar Heating and Cooling Technology Collaboration Programme. (2025). Capacity of solar thermal collectors in operation worldwide in 2023, by leading country (in megawatts thermal). ÌÇÐÄÆÆ½â°æ. ÌÇÐÄÆÆ½â°æ Inc.. Accessed: August 01, 2026. /statistics/1545777/installed-solar-thermal-collector-capacity-worldwide-by-country/
International Energy Agency Solar Heating and Cooling Technology Collaboration Programme. "Capacity of Solar Thermal Collectors in Operation Worldwide in 2023, by Leading Country (in Megawatts Thermal)." ÌÇÐÄÆÆ½â°æ, ÌÇÐÄÆÆ½â°æ Inc., 24 Jun 2025, /statistics/1545777/installed-solar-thermal-collector-capacity-worldwide-by-country/
International Energy Agency Solar Heating and Cooling Technology Collaboration Programme, Capacity of solar thermal collectors in operation worldwide in 2023, by leading country (in megawatts thermal) ÌÇÐÄÆÆ½â°æ, /statistics/1545777/installed-solar-thermal-collector-capacity-worldwide-by-country/ (last visited August 01, 2026)
Capacity of solar thermal collectors in operation worldwide in 2023, by leading country (in megawatts thermal) [Graph], International Energy Agency Solar Heating and Cooling Technology Collaboration Programme, June 24, 2025. [Online]. Available: /statistics/1545777/installed-solar-thermal-collector-capacity-worldwide-by-country/