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Sale!

HM Digital Handheld TDS Tester TDS-3

$36.95 $33.26
  • Ideal for commercial use. Includes a carrying case with belt clip.
  • Highly efficient and accurate due to its advanced microprocessor technology.
  • Hold Function: saves measurements for convenient reading and recording.
  • Auto-off function: the meter shuts off automatically after 10 minutes of non-use to conserve batteries.
  • Measurement Range: 0-9990 ppm.
  • Built-in digital thermometer
  • Display: large and easy-to-read LCD screen.
  • Factory Calibrated: our meters are calibrated with a 342 ppm NaCl solution. Meters can be recalibrated with a mini-screwdriver.
  • Also available in "x 10" mode: reads in increments only of 10 ppm (0-9990 ppm).
  • 3 year warranty.
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Sale!

HM Digital EC/PPM TDS Meter COM-100

$74.95 $67.46
  • Measures electrical conductivity (EC), total dissolved solids (TDS) and temperature.
  • Three different calibration options (KCl, 442TM, NaCl), each with its own non-linear conversion factor.
  • Automatic Temperature Compensation (ATC) using three temperature coefficients.
  • Waterproof housing.
  • Measurement Range: 0-9990 µS; 0-8560 ppm (auto-ranging).
  • Digital Calibration (push button).
  • 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-100 meter is calibrated with a 1413 µS solution. The meter can be recalibrated with digital calibration using the push buttons, rather than a screwdriver.
  • Includes a cap, batteries and lanyard.
  • One year warranty.
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Sale!

Oakton Eco Testr TDS low Meter

Rated 5.00 out of 5
$90.95 $81.86
Oakton‘s Waterproof EcoTestr TDS Low is a convenient TDS meter that doesn’t let dirt or moisture keep it from delivering accurate readings. It features a clear LCD display, a waterproof, dustproof housing, and automatic shutoff! It also has a self-adjusting TDS factor, allowing TDS measurement in an array of applications. Measures TDS from 0 to 1990 ppm with a resolution of 10 ppm. Unit measures 6 1/4" x 1 5/8" x 1 1/8" and includes four 1.5V button cell batteries that provide over 200 hours of use.Calibration SolutionsSold Separately
  • Hanna 1500ppm/700 Scale
  
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Sale!

EC-Shake Nutrient Meter

$102.95 $92.66
This revolutionary EC meter is powered by a magnet instead of a battery! A gentle shaking action generates the energy to power this simple, yet sophisticated meter. With just a few easy steps you will get a quick & accurate reading of the electrical conductivity (EC) of your nutrient solution. This patented meter will completely simplify your growing experience and success.
  • Green LED display.
  • No batteries required.
  • Factory calibrated.
  • Automatic temperature compensation.
  • Automatic on/off function.
  • Waterproof.
  • 1 year warranty.
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Sale!

Truncheon Original TDS Meter

Rated 5.00 out of 5
$134.95 $121.46
With its super tough, high quality, fully waterproof design, no calibration required, daylight readable blue LED's and no on/off buttons to worry about, the Bluelab Truncheon Nutrient Meter has proven itself as the world's favourite nutrient meter. It is powered by three standard AA batteries.
  • EC (0.2 - 3.6), CF (2 - 36) and ppm scales (TDS and 700 scale).
  • Fully waterproof design.
  • No calibration required.
  • Auto sense on and off.
  • No external switches or adjustable buttons
  • 5 year Bluelab® Guarantee.
 
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