​​​Vaisala is a global leader in weather, environmental, and industrial measurements. Building on 85 years of experience, Vaisala provides observations for a better world, with space-proof technology even exploring Mars and beyond. We are a reliable partner for customers around the world, offering a comprehensive range of innovative observation and measurement products and services. Headquartered in Finland, Vaisala employs over 2,000 professionals worldwide and is listed on the Nasdaq Helsinki stock exchange.  

We offer industry benchmark HVAC-transmitters for measuring humidity, temperature, and carbon dioxide indoors and outdoors. Customers use these instruments to optimize heating, ventilation and air conditioning controls, for example, in data centers, cooling towers, greenhouses, offices, hospitals, and factories. Our probes and transmitters help in maintaining good indoor air quality and saving costs through improved efficiency.