As of 2007,165 MW of capacity were installed in Japan, and NGK has announced in 2008 a plan to expand its NaS factory output from 90 MW a year to 150 MW a year.
165 MW of capacity were installed in Japan. This was as of 2007. NGK has announced in 2008 a plan to expand its NaS factory output from 90 MW a year to 150 MW a year. This was as of 2007.