Process instrumentation for all industries


Klay Instruments pressure differential transmitters
• Pressure transmitters
• Differential pressure transmitters



Klay Instruments level submersible transmitters
• Level transmitters
• Submersible transmitters
• Level switches


Klay Instruments flow measurement with differential pressure transmitter
• Flowmeasurement with differential pressure transmitter



 Klay Instruments Temperature sensors
• Pt100 temperature sensors


Klay Instruments

Dutch manufacturer of instrumentation for the process industry. Our instruments are being used for measuring pressure, level, temperature and flow.

The all stainless steel design is a key feature of our instruments together with the flexibility in design of products. All current industrial process connections can be supplied. Klay Instruments is ISO 9001:2008 certified.

With distributors in more then 50 countries we can supply the right instrument for your application worldwide.

This website is still under construction and not entirely complete.

For downloads (brochures, manuals, certificates and software) of the various products, go to the download page.

However, we have the website up to now compiled with utmost care.
Klay-Instruments is not liable for any direct or indirect damage that could arise from the use of the information contained herein. No rights can be derived from the content of this website

Do you have any tips or find errors or omissions, we would appreciate it if you give it to us.

About Klay

Dutch manufacturer of process instrumentation. A flexible organisation and wide diversity in design of products. Our instruments are being used for industrial automation.


Klay Instruments B.V.
Nijverheidsweg 5
7991 CZ Dwingeloo
Tel +31 (0) 521 591 550
Fax +31 (0) 521 592 046