His death has been confirmed by the Sony label.
Schneider co-founded Kraftwerk alongside fellow German Ralf Hutter in 1970 after meeting as students in Düsseldorf.
The group’s pioneering use of drum machines and synthesizers influenced many musicians who followed them.
In a statement to Rolling Stone, Kraftwerk said Schneider died after “a short cancer illness just days after his 73rd birthday”.
Born in Ohningen in south-west Germany, Schneider’s original instrument was the flute and he began working with Hutter in 1968 after meeting them as students in Düsseldorf.
Kraftwerk started his electronic odyssey two years later when the two men founded the Kling Klang studio.
Schneider has participated in albums including Autobahn, Radio-Activity, Trans-Europe Express, The Man-Machine and Tour de France.
He left the group in 2008 and Kraftwerk won a Lifetime Grammy in 2016.
Hutter and teammates Fritz Hilpert, Henning Schmitz and Falk Grieffenhagen continue to broadcast their famous mix of music and visuals worldwide
Before the coronavirus pandemic, they were scheduled to tour the 50th anniversary in North America.
Tributes have been paid by people like The Human League and Heaven 17 founder Martyn Ware, who tweeted that her groups “would never have existed without Florian Schneider and Kraftwerk”.
Spandau Ballet singer Gary Kemp wrote, “Such an important influence on much of the music we know, from Bowie to electronic music, much of the 80s and beyond, including techno and modern rap, Florian Schneider was forging a new metropolis of music for us. all to live. “
French electro pioneer Jean-Michel Jarre referred to the famous 1974 Kraftwerk album when he posted: “My dear Florian, your highway will never stop. The Tour de France will never be the even .. “
Meanwhile, Scottish musician Edwyn Collins said of Schneider: “He is God – done”.