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VIA ROMA, 87
Petriano
61020
Italia
© STE - sanitizing
The CSA S-TRAIN, equipped with CSA technology, is a continuous air sanitizer and purifier designed to be integrated into air conditioning systems (HVAC) of trains, subways and trams. The device helps maintain high levels of air quality inside of these vehicles, where air is typically recycled with a low renewal rate, leading to the accomulation of pollutants within the train carriage, its HVAC system and ductwork.
The patented technology can achieve microbial inactivation rates of over 93%*, removing airborne, pollutants such as particulate matter, dust, allergens and volatile organic compounds (e.g. formaldehyde).
* Test on train conducted by University of Urbino Carlo Bo.

STE_CSA S-Train 2026_ENG compresso.pdf



High-speed train
Ungerground
Local trains
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Via Roma, 87
61020
Italia
© STE - sanitizing