In 2003, Fuel Consumption Optimization Company initiated the localization project of solar water heaters in Iran. One of the companies that participated in this project was Sangarkar Company. Sangarkar Company was established in 1360 in Sangsar region of Semnan province and was a producer of various household appliances such as water coolers and electric, gas
and oil water heaters.
In order to focus more on the issue of renewable energy, an independent unit was created within Sangarkar company called Solarkar. Solarkar, with the participation and cooperation of Solarhart Australia, transferred the technology and produced various types of flat plate collectors and solar water heaters and implemented several projects throughout the country, and in 2010, Solarkar unit with complete independence from Sangarkar Company as Solarkar Mehr Company. was registered The factory of this company was established in Semnan industrial town and the production lines of low pressure and high pressure solar water heaters were launched in it.