Taking every measure
Global leader in measurement instruments and intelligence for climate action.
1M+
sensors manufactured
every year
2,400+
employees
across the globe
150+
countries served
by our solutions
90
years of
driving innovation
2
planets with our
technology in operation
1
shared
mission
Our reliable measurements turn into trustworthy data. Data drives insights, and insights lead to better decisions. Our weather and industrial solutions and services support authorities, industries, and innovators around the world to act with confidence, even in the most demanding environments.
MMT143 moisture and temperature transmitter for oil
Compact. Rugged. Intelligent.
Ideal for OEM applications.
Vaisala launches RM60, the world's first truly maintenance-free precipitation sensor.
Precipitation networks have faced two unsolved problems for over a century: data that runs consistently low, and critical locations that remain unmonitored. RM60 is built to address both.
Latest stories
Choosing the right instrument for moisture-in-oil measurements
Get smart on what you really need to know in order to guard against the effects of moisture on transformers
Vaisala Humidity Masterclass: Dew point in compressed air
Moisture in compressed air systems plays a critical role in system performance, reliability, and product quality — yet it is often misunderstood...
Understanding humidity, part 2: Practical measurements every engineer should master
The article shows how changes in temperature and pressure explain “strange” humidity readings, and why dew point is often a better control...
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