Solar Panels Between Railway Tracks: Switzerland Tests a New Approach Swiss startup Sun-Ways is testing a novel system in Neuchâtel that installs removable solar panels directly between railway tracks. Launched in 2025, the pilot project uses 48 photovoltaic panels and is expected to generate around 16,000 kilowatt-hours of electricity per year. If expanded across the national rail network, the system could produce up to one terawatt-hour annually—enough to cover roughly two percent of Switzerla