Our selection includes robust and reliable wall-mount and duct-mount transmitters for use in various industrial applications. We also offer Indigo-compatible smart probes which can be used as stand-alone devices.
Industrial Transmitters
Measure and monitor humidity, dew point, carbon dioxide, moisture in oil, temperature and pressure.
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Indigo500 Series Transmitters
The Vaisala Indigo500 series transmitters are host devices for Vaisala Indigo-compatible, stand-alone smart probes. The Indigo500 series include multi-functional Indigo520 transmitter and Indigo510 transmitter with basic features.

Echo - intelligent measurement infrastructure
Echo is an intelligent measurement infrastructure that brings guaranteed, seamless and secure connectivity to environmental monitoring. Echo delivers you the instruments and intelligence you need in one package. So you can be in the know at all times.
Vaisala Echo. Amplify your productivity. Simplify your life.

Indigo200 Series Transmitters for Vaisala smart probes
Vaisala Indigo200 series transmitters are host devices for displaying measurement values from Vaisala's Smart Humidity, Temperature, Dew Point, Moisture in Oil, CO2 and H2O2 Probes.

Compact Humidity and Temperature Probe HMP9
The Vaisala HUMICAP® Humidity and Temperature Probe HMP9 is designed for easy installation in rapidly changing environments where a fast response time, measurement performance, and chemical tolerance are essential.

Humidity and Temperature Probe HMP1
Vaisala HUMICAP® Humidity and Temperature Probe HMP1 is designed for measuring ambient measurement in indoor spaces.

Humidity and Temperature Probe HMP3
Vaisala HUMICAP® Humidity and Temperature Probe HMP3 is a general-purpose probe designed for processes with moderate humidity and temperature levels.

Humidity and Temperature Transmitter Series HMT310
The Vaisala HUMICAP® HMT310 series is for demanding industrial applications where compact product design is essential.

Intrinsically Safe Humidity and Temperature Transmitter Series HMT370EX
The intrinsically safe HMT370EX is the ideal solution for use in hazardous areas up to zone 0 and 20.

Relative Humidity and Temperature Probe HMP4
Vaisala HUMICAP® Humidity and Temperature Probe HMP4 is designed for high-pressure applications such as compressed air systems in maritime, breathing air, and industrial applications, where measurement performance and chemical tolerance are essential.

Relative Humidity and Temperature Probe HMP5
Vaisala HUMICAP® Humidity and Temperature Probe HMP5 is designed for high temperature applications such as baking ovens, pasta dryers, ceramics and industrial drying kilns where measurement performance and chemical tolerance are essential.

Relative Humidity and Temperature Probe HMP7
Vaisala HUMICAP® Humidity and Temperature Probe HMP7 is designed for applications which involve constant high humidity or rapid changes in humidity

Relative Humidity and Temperature Probe HMP8
Vaisala HUMICAP® Humidity and Temperature Probe HMP8 is designed for pressurized applications in compressed air systems, refrigerant dryers, and other pressurized industrial applications where easy insertion and removal of the probe and adjustable installation depth into the pipeline are needed.