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Sutron becomes a part of Hach Environmental

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OTT PLS-C

Our popular pressure level and temperature sensor, now with an added conductivity cell!

Learn more about the OTT PLS-C

New OTT India Website

We've worked hard to improve the online OTT experience

See new features

Hydrolab HL4

Next generation multiparameter sonde

Learn more

OTT ecoLog Series

In-well groundwater monitoring solutions with remote data transmission

Learn more about the OTT ecoLog 500/800

OTT MF pro

Electromagnetic current meter with color handheld display

Learn more about OTT system solutions

Welcome Lufft to the OTT Hydromet Group!

Long-time meteorological sensor leader Lufft recently joined the OTT Hydromet group of companies. The combination of our Lufft, Sutron, and OTT sensors ensures comprehensive and advanced meteorological solutions for our customers!

OTT Hydromet 140-Year Anniversary

OTT Hydromet recently celebrated its 140-year anniversary of producing high quality water measurement instruments.
Learn more about our proud history