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In Line Dual TDS Meter

Hydroponics is a method of growing plants using mineral nutrient solutions, in water, without soil. Terrestrial plants may be grown with their roots in the mineral nutrient solution only or in an inert medium, such as perlite, gravel, mineral wool, or coconut husk
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$54.94
SKU: ELDM1
Delivery date Usually ships within 3 days
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  • Displays TDS levels of the feed water and product water within & out electrode probes.

  • Highly efficient and accurate due to its advanced microprocessor technology.

  • Auto-Off function conserves battery power. The unit shuts off automatically after 10 minutes of non-use.

  • Dual Range 0-9990 ppm (From 0 - 999 ppm the resolution is 1 ppm. From 1000 to 9990 ppm, the resolution is 10 ppm, indicated by a blinking 'x10' image)


  • Factory Calibrated: our meters are calibrated with a 342 ppm NaCl solution. Meters can be recalibrated with a mini-screwdriver.

  • Comes equipped with John Guest Quick-Connect T-fittings as shown.

  • Installs quickly and easily.


  • Displays TDS levels of the feed water and product water within & out electrode probes.

  • Highly efficient and accurate due to its advanced microprocessor technology.

  • Auto-Off function conserves battery power. The unit shuts off automatically after 10 minutes of non-use.

  • Dual Range 0-9990 ppm (From 0 - 999 ppm the resolution is 1 ppm. From 1000 to 9990 ppm, the resolution is 10 ppm, indicated by a blinking 'x10' image)


  • Factory Calibrated: our meters are calibrated with a 342 ppm NaCl solution. Meters can be recalibrated with a mini-screwdriver.

  • Comes equipped with John Guest Quick-Connect T-fittings as shown.

  • Installs quickly and easily.