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The pioneering optical in-line process refractometer for liquid measurements.
The pioneering optical in-line process refractometer for liquid measurements.
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Optimize efficiency
Optimize efficiency
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Get a full picture of biogas quality
Get a full picture of biogas quality
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World-class sensor technology
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Products
Industrial Measurements
Products by parameter
Humidity (for normal or wet conditions)
Liquid Concentration
Carbon Dioxide CO₂
Dew Point (for dry conditions)
DGA in Power Transformer Oil
Methane CH₄
Hydrogen Peroxide H₂O₂
Hydrogen H₂
Moisture in Oil (MiO)
Pressure
Structural Moisture
Temperature
Products by category
HVAC & Indoor air
Handhelds
Industrial Transmitters
Polaris process refractometers
Power transformer monitoring
Biogas monitoring
Probes & OEM modules
Indoor Environmental Monitoring
Quick links:
Catalogs
Indigo Family
Weather and Environmental Solutions
What are you measuring?
Air quality
Cloud height
Lightning
Multi-weather
Precipitation
Pressure
Road & runway surface condition
Temperature & humidity
Visibility & present weather
Wind
What is your challenge?
Air quality monitoring
Airport weather
Atmospheric research
Automotive weather data
Drone flight safety
Helideck monitoring
Lightning detection
Maritime weather
Meteorological infrastructure & capability development
Observation network management
Offshore environmental monitoring (EMS)
Ports & coastal weather
Road asset management
Ship instrumentation
Winter road maintenance
Explore products:
Automatic weather stations
Radiosondes & sounding systems
Weather & environmental sensors
Weather radars
Wind lidars
Explore digital & data solutions for:
Automotive weather data
Aviation
Lightning
Renewable energy
Road asset management
Winter road maintenance
Services
Services
Calibration and repair services
Maintenance and upgrade services
Technical support
Continuous monitoring system services
Project services
Remote and digital services
Training services
Lifecycle agreements for weather applications
Vaisala K-PATENTS® Process Refractometer Services
Industries & Applications
Industrial Measurement Solutions
By industry
Automotive
Battery Manufacturing
Biogas
Chemical industry solutions
Cleanrooms
Compressed Air
Data Centers
Food, Beverage & Agriculture
Fuel Cells
HVAC & Indoor Air
Life Science & Pharmaceutical
Power Industry Solutions
Pulp, paper and wood
Semiconductor
ALL INDUSTRIES
By measurement
Carbon Dioxide
Dissolved Gas in Oil (DGA)
Humidity and Dew Point
Hydrogen Peroxide
Hydrogen
Liquid Concentration
Methane
Moisture in Oil (MiO)
Pressure
Temperature
By technology
CARBOCAP®
DRYCAP®
HUMICAP®
PEROXCAP®
BAROCAP®
Weather and Environmental Solutions
Aviation
Defense Meteorology
Roads
Maritime
Meteorology
Renewable energy
Urban & industrial systems
News & insights
What's up?
News and events
Press and stock exchange releases
Blogs and reference cases
Events and Webinars
Recommended webinars
Expert articles
eBook Collection
Vaisala on social media
Top stories
New R&D and innovation center
Our technology on Mars
Annual report 2022
Contact Us
Contact Sales
Contact Us Form
Find your local contact
Customer Support
Contact HelpDesk
Make a warranty claim
Media & Investor Contacts
Media and PR Contacts
IR Contacts
Office Locations & Invoicing
Office Locations
Invoicing
Partners
Local sales and service partners
Feedback
Give Feedback
About Vaisala
Vaisala as a company
Vaisala in brief
Values
History
Megatrends
Business
Businesses and customers
Strategy
Sourcing and suppliers
Quality, environment, health and safety
Code of conduct
Whistleblowing Channel
Innovation and R&D
Technologies
Cleanroom
R&D and innovation center
Collaboration with scientific community
Sustainability
UN Sustainable Development Goals
Environmental sustainability
Social sustainability
Management
Board of Directors
Leadership Team
Investors
Vaisala as an investment
Why invest in Vaisala?
Strategy and long term financial targets
Market information
Acquisitions and divestments
Risk management
IR calendar
Financial information
Annual and quarterly figures
Financial reporting structure
Accounting principles for the consolidated financial statements
Calculation of key figures
Reports and presentations
Corporate governance
Governing bodies of Vaisala
Corporate Governance Statement
General Meetings
Board of Directors
Leadership Team
Remuneration
Insiders
Controls
Auditing and auditor's fees
Articles of Association
Shares and shareholders
Basic share information
Share monitor
Key share figures
Share capital
Dividend
Investor relations
Disclosure Policy
Share register and changes of address
Subscribe to releases and publications
Media
For media
Press and stock exchange releases
Blogs and reference cases
Media contacts and materials
Partners
Careers
Life at Vaisala
10 reasons to join Vaisala
Developing Our People
Well-being
Values
Meet some of us
Work at Vaisala
Open jobs
For software developers
For applicants in the US
For Students
Login to MyVaisala
Cart
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Instruments, sensors and other measurement devices
Instruments for Industrial Measurements
DGA in Power Transformer Oil
Dissolved Gas in Power Transformer Oil
