Nové Sedlo (German: Neusattl) is a town in Sokolov District in the Karlovy Vary Region of the Czech Republic.

It lies mostly in the Sokolov Basin, only a small part of the municipal territory in the east extends into the Slavkov Forest.

In the 16th century, Nové Sedlo was owned by Sebastian Thüssel of Taltitz, who then sold in to the town of Loket.

In addition to coal mining, Nové Sedlo is known for the production of packaging glass and porcelain.

[9] A cultural and technical monument is a chimney from the 1890s that is a remnant of the Friedrich Siemens glass factory.