The Testomat® EVO TH automatically determines the water hardness by titration. It was developed from the Testomat ECO® and will provide you with a lot of new functions additionally to the approved functions which are: integrated SD card, firmware update via SD card and data transmission via WLAN access point and many more.

The housing colour changes from black to blue. The functionality remains identical however.

certified for USA and Canada (instruments with multi voltage power supply)


  • water treatment plants
  • industrial boilers
  • monitoring of process water
  • drinking water plants

Measuring range

0.05-25 °dH water hardness (depending on the choice of the indicator)

Technical Data

Power supply: 230 VAC, 24 VAC all 50–60Hz or multi voltage power supply unit 100-240 VAC / 100-353 VDC
Power consumption: max. 30 VA
Protection class: I
Degree of protection: IP 44
Ambient temperature: 10–40 °C, 50 – 104°F
Dimensions (B x H x T): 380 x 480 x 280 mm
Weight: approx. 9.0 kg
Menu languages: German, English, French, Dutch (others upon request)

Mains water supply

Operating pressure:
1 to 8 bar (15 to 116 psi) or
0,3 to 1 bar (5 to 15 psi), after removing of the valve body out of the regulator/filter housing
Water inlet: Opaque hose with 6 mm external diameter/4 mm internal diameter
Water outlet: Hose with 12 mm internal diameter
Water temperature: 10 to 40 °C; 50 to 104°F

Here you will find available indicators for the Testomat® EVO TH.
Select accessories in the product search to find e.g. pumps, filters and service sets for the Testomat® EVO TH.