This statistic displays major high-voltage direct current (HVDC) power transmission lines worldwide as of ***, by line length. By ***, the Rio Madeiry transmission link in Brazil was the world's longest HVDC transmission line with a total length of kilometers.
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power-technology.com. (February 18, 2014). Major high-voltage direct current (HVDC) power transmission lines as of February 2014, by length (in kilometers) [Graph]. In ÌÇÐÄÆÆ½â°æ. Retrieved July 29, 2026, from /statistics/307233/leading-hvdc-transmission-lines-worldwide-by-length/
power-technology.com. "Major high-voltage direct current (HVDC) power transmission lines as of February 2014, by length (in kilometers)." Chart. February 18, 2014. ÌÇÐÄÆÆ½â°æ. Accessed July 29, 2026. /statistics/307233/leading-hvdc-transmission-lines-worldwide-by-length/
power-technology.com. (2014). Major high-voltage direct current (HVDC) power transmission lines as of February 2014, by length (in kilometers). ÌÇÐÄÆÆ½â°æ. ÌÇÐÄÆÆ½â°æ Inc.. Accessed: July 29, 2026. /statistics/307233/leading-hvdc-transmission-lines-worldwide-by-length/
power-technology.com. "Major High-voltage Direct Current (Hvdc) Power Transmission Lines as of February 2014, by Length (in Kilometers)." ÌÇÐÄÆÆ½â°æ, ÌÇÐÄÆÆ½â°æ Inc., 18 Feb 2014, /statistics/307233/leading-hvdc-transmission-lines-worldwide-by-length/
power-technology.com, Major high-voltage direct current (HVDC) power transmission lines as of February 2014, by length (in kilometers) ÌÇÐÄÆÆ½â°æ, /statistics/307233/leading-hvdc-transmission-lines-worldwide-by-length/ (last visited July 29, 2026)
Major high-voltage direct current (HVDC) power transmission lines as of February 2014, by length (in kilometers) [Graph], power-technology.com, February 18, 2014. [Online]. Available: /statistics/307233/leading-hvdc-transmission-lines-worldwide-by-length/