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Narrow-gauge hydrogen train unveiled
Updated On: 24 June, 2026 09:09 AM IST | Bern | Agencies
Swiss train manufacturer Stadler and Sardinian transport operator ARST are developing the world's first hydrogen-powered train designed specifically for narrow-gauge railways. The project aims to cut more than 2,100 tonnes of CO2 emissions annually compared to diesel-powered trains

The narrow-gauge hydrogen train. PIC COURTESY/Stadler
Swiss train manufacturer Stadler and Sardinian transport operator ARST are officially planning the development of the world’s first hydrogen-powered train built specifically for narrow-gauge lines.
Notably, the introduction of 10 hydrogen trains in Sardinia will cut over 2100 tonnes of CO2 per year compared to diesel trains (equivalent to roughly 450 car trips around the globe).


