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The 9630 VelociCalc is a portable, handheld Multi-Function micromanometer featuring a menu-driven user interface for easy operation. The high-resolution color screen displaying multiple measurements simultaneously in real-time with on-screen prompts to guide you through...

The Air Velocity Transducer 8465 (windowless) is ideal for both temporary and permanent installations for air velocity measurements in research and development labs, manufacturing processes, and other applications.

We are excited to meet you in Kansas City at American Industrial Hygiene Association (AIHA) annual conference, AIHce Expo!

Poor testing can lead to low product quality and revenue loss. Using TSI particle counters enables real-time contamination detection, supporting process optimization and higher manufacturing efficiency.

Optimize workplace safety with precise emissions and gas monitoring solutions.

Maximize safety with quantitative respirator fit testing.

Effective school TAB projects require expertise and the right tools. TSI’s reliable, precise instruments simplify measurements, streamline workflows, and help ensure defensible results. Standardize your toolkit with TSI solutions.