TSI Products

TSI imagines, designs, and develops products that solve measurement problems. We collaborate with colleges and universities, research groups, and businesses around the world to set the standard for measurement expertise.

Heat Stress Monitors

TSI Quest Heat Stress Monitors use WBGT technology to assess heat risk. Simplify management and support worker safety with data-driven insights.

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Indoor Air Quality Meters/Monitors

Professional IAQ meters to measure CO2, Temp, Humidity, and PM. Assess air quality to support occupant health, comfort, and productivity.

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Noise Dosimeters and Sound Level Meters

Access precise noise monitoring solutions. TSI's sound level meters and dosimeters help you assess workplace noise risks and support hearing conservation.

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TSI OmniTrak Solution

Customizable, scalable, and affordable air monitoring for IAQ assessments.

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TSI Link Solutions

TSI cloud-based software lets you access data and reports anytime, anywhere.

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Ventilation Test Instruments

Accurate and reliable measuring instruments for monitoring and maintaining healthy and efficient indoor environments.

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Environmental Air Monitors

Monitor outdoor air quality to identify community risks and pollution sources. Data helps inform strategies to improve indoor air quality.

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Aerosol and Dust Monitors

TSI aerosol and dust monitors provide real-time data to help you assess worker exposure and support regulatory compliance in any environment.

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At TSI, our global team strives to provide not only instruments, but also innovative solutions. 

We operate at both a global scale and a human scale—instruments that measure everything from atmospheric aerosols to the fit of a personal respirator and Indoor Environmental Quality solutions. Turning data into actionable information enables our customers to do their jobs more efficiently. 

TSI understands the science, the data, and the processes that support your work.

Each building is unique - TSI product solutions are designed to help you take initiative of the health and well-being of your building and its occupants.  Create your own IEQ solution with combining TSI products, from continuous air monitoring for outdoor and indoor, to using our investigative tools helping you pin-point the problem and take action fast.