HM Digital Pen style TDS/EC/Temp meter


⚠ Limited Stock!
SKU: HM-COM-80 Categories: ,


COM-80: EC/TDS HydroTester Series

The COM-80 is easily the most advanced economically priced, reliable EC/TDS meter on the market. With its versatility and durability, it is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more.

Measures electrical conductivity (EC), total dissolved solids (TDS). Excellent for nutrient testing
Four scales: EC: µS, mS; TDS: ppm, 0.5 (NaCl) & 0.7 (442™)
Automatic Temperature Compensation (ATC)
Water resistant
Digital Calibration (push button) to any point within the meter’s range
Auto-off function, data-hold function and low-battery indicator
Display: large and easy-to-read LCD screen includes simultaneous temperature reading.
Factory Calibrated: The COM-80 meter is calibrated with a 1413 µS solution.
Includes a protective cap and batteries

EC Range: 0 – 9990 µS; 0 – 9.9 mS
TDS Range: 0 – 5000 ppm (0.5 Scale) ; 0-8560 ppm (0.7 Scale)
Temperature Range: 1-80 °C; 33-176 °F
Resolution: 1 µS/ppm; 0.1 mS
Temp. Resolution: 0.1 °C/F
Accuracy: +/- 2%
Power source: 3 x 1.5V button cell batteries (LR44 or equivalent is included)
Dimensions: 15.3 x 3.2 x 1.8 cm (6.0 x 1.3 x 0.7 inches)
Weight: 53.9g (1.9 oz)

Additional information

Weight1 lbs
Dimensions5 × 5 × 5 in


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Vendor Information

  • Store Name: DLW
  • Vendor: DLW
  • Address: CA 94551
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