SelTrac was originally developed in the 1970s by Standard Elektrik Lorenz (the "SEL" in the name) of Germany for the Krauss-Maffei Transurban, an automated guideway transit system proposed for the GO-Urban network in the Greater Toronto Area in Canada.
SelTrac was initially created in the 1970s by Standard Elektrik Lorenz (the "SEL" abbreviation) of Germany as part of a transit system for the Krauss-Maffei Transurban project, which was designed to serve the Greater Toronto Area in Canada.