Kestrel 4400 Heat Stress Tracker

Nielsen-Kellerman's Kestrel 4400 Heat Stress Tracker provides accurate localized measurement of heat stress conditions, including Web Bulb Globe Temperature and Thermal Work Limit, to help determine optimal work/rest requirements in hot environments. The pocket-sized, lightweight tracker uses a a compact globe thermometer and environmental sensor suite and advances calculation algorithms to display waterless WBGT within minutes.


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