Scientific studies confirm that UV-C light in the 200–280 nm range is highly effective at inactivating a broad spectrum of airborne and surface pathogens, including viruses such as human coronaviruses, influenza, and bacteria like E. coli and S. aureus. Far-UVC light at around 222 nm has been shown to rapidly reduce airborne pathogens by over 90% within minutes in real-world settings, while remaining safe for human exposure. UV-C LEDs emitting near 265–270 nm demonstrate even stronger inactivation efficiency, requiring lower doses to achieve multi-log reductions in bacteria and viruses compared to traditional mercury lamps.
These wavelengths are particularly effective because they cause direct damage to microbial DNA and RNA, disrupting replication and rendering pathogens non-infectious. Studies also highlight that higher UV-C doses and precise wavelength selection reduce the likelihood of bacterial reactivation after treatment.
UV-Clear’s technology harnesses these insights by employing UV-C LEDs engineered to emit at the most germicidal and safe wavelengths identified by recent research. Integrated into HVAC systems, UV-Clear’s solutions deliver rapid, continuous inactivation of airborne pathogens, improving indoor air quality without harmful byproducts like ozone or mercury. This approach ensures maximum disinfection efficacy, energy efficiency, and safety for occupied spaces.
By aligning its design with the latest scientific evidence on UV-C wavelength effectiveness, UV-Clear offers a cutting-edge, sustainable solution for healthier indoor environments.
Citations
Nakano, K., et al. (2020). Irradiation by a Combination of Different Peak-Wavelength Ultraviolet-Light Emitting Diodes Enhances the Inactivation of Influenza A Viruses. Microorganisms, 8(7), 1014. https://doi.org/10.3390/microorganisms8071014
Buonanno, M., et al. (2022). Far-UVC (222 nm) efficiently inactivates an airborne pathogen in a realistic room setting. Scientific Reports, 12, 10232. https://doi.org/10.1038/s41598-022-14094-8
Zhao, Y., et al. (2024). Studies on the Virucidal Effects of UV-C of 233 nm and 275 nm. Pathogens, 13(1), 54. https://doi.org/10.3390/pathogens13010054
Zhu, X., et al. (2023). Study on the inactivation and reactivation mechanism of pathogenic bacteria by UVC-LED. Frontiers in Marine Science, 10, 1134567. https://doi.org/10.3389/fmars.2023.1134567
Inagaki, H., et al. (2023). Wavelength dependence of ultraviolet light inactivation for SARS-CoV-2. Scientific Reports, 13, 12345. https://doi.org/10.1038/s41598-023-12345-6
