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Water Test Meters & Equipment

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  1. HM Digital TDS-3 Meter Multi Range Handheld TDS Meter with Carrying Case 28-9-HM
    $69.50
    • Genuine HM Digital TDS-3 Meter
    • Hold Function
    • Auto-off Function (After 10 min.)
    • Built-in digital thermometer
    • Includes a carrying case with belt clip
    • Factory Calibrated with a 342 ppm NaCl solution.
      (Meter can be re-calibrated with a mini-screwdriver).
  2. HM Digital COM-100 Waterproof Pro Series | TDS/EC/Temp Water Quality Test Meter (GT28-COM-100-HM)
    $150.00
    • Genuine HM Digital COM-100 EC, TDS & Temp Meter
    • Super Precise (98% Accuracy)
    • Pre-Calibrated & Reads Wide Sample Ranges
    • Upgraded Non-Linear Scales (µS, mS, ppm, ppt)
    • Conversions at the Click of A Button
    • High Quality Rivals Expensive TDS & EC Meters
    • Test salinity, drinking water quality, scientific testing, mixing nutrients/fertilizers, gardening, hydroponics, monitoring boilers, coolers, pools, spas, aquariums, wastewater, and more!
  3. HM Digital COM-300 Waterproof Pro Series pH/TDS/EC/Temp Water Quality Test Meter (GT28-COM-300-HM)
    $335.00
    • Genuine HM Digital COM-300 pH, EC, TDS & Temp Meter
    • Super Precise (98% Accuracy)
    • Pre-Calibrated & Reads Wide Sample Ranges
    • Upgraded Non-Linear Scales (pH, µS, mS, ppm, ppt)
    • Conversions at the Click of A Button
    • High Quality Rivals Expensive pH, TDS & EC Meters
    • Test salinity, drinking water quality, scientific testing, mixing nutrients/fertilizers, gardening, hydroponics, monitoring boilers, coolers, pools, spas, aquariums, wastewater, and more!
  4. TDS + EC Monitor & Flow Meter - 1" BSP Male 3-100L/Min up to 1999 ppm/EC (28-1)
    $188.00
    Out of stock
    • Combination Inline Monitor
    • Real time TDS or EC Readings 0 - 1999 ppm / uS/cm
    • TDS & EC monitoring with adjustable limits in blocks of 10 ppm
    • Real Time Flow Rate Monitor + Flow Total Volume
    • Flow from 3 - 100 L/Min | Flow Total up to 999,999.9L
    • Accuracy: 10% +/- | 0.5 EC to TDS factor (EU Standard)
    • 1" BSP Male Connections
    • Inbuilt alarms & lighting for ppm warnings
    • 3x AAA Batteries (Included) with low power warning
  5. HM Digital PH-80 HydroTester™ Handheld pH & Temperature Meter 28-88-HM
    $96.00
    • Measures pH and Temperature
    • One-touch automatic digital calibration
    • Water resistant
    • Simultaneous temperature display
    • Large LCD display
    • Automatic Temperature Compensation (ATC)
    • Auto-off function, data-hold function and low-battery indicator
    • Factory Calibrated: The PH-80 meter is factory calibration to pH 7.0.
    • Includes a translucent cap, batteries, storage solution and pH 7.0 buffer (powder)
  6. HM Digital® pH Electrode Storage Solution 20mL Potassium Chloride (KCl) 28-89-HM
    $36.00
    • Storage Solution for pH Meter Electrode
    • High Concentration Potassium Chloride (KCl)
    • Convenient 20mL Sachets
    • Deionized water + 0.00002% Bactericide
  7. HM Digital DM-1 In Line Dual TDS Monitor (GT28-6-HM-D)
    $96.00
    • Genuine HM Digital DM-1 Dual TDS Meter
    • Dual TDS Probe For Water Inlet And Outlet Readings
    • Super Precise (98% Accuracy)
    • Factory Calibrated with a 342 ppm NaCl solution.
    • Easy Installation
    • Auto-Off Function (After 10 min.)
    • Perfect for testing Reverse Osmosis Filters and Deionisers for drinking, aquariums & more!
  8. HM Digital® pH 7.0 Buffer Calibration Solution 20mL (28-90-HM)
    $40.00
    • pH 7.0 Buffer Solution for pH Meter 
    • Convenient 20mL Sachets
  9. HM Digital™ TDS Calibration Solution 342 ppm NaCl C-342 (28-111-HM)
    $31.00
    • EC TDS Solution - 342ppm
    • Approx 700uS/cm @ 25°C
    • TDS Calibration Fluid
  10. HM Digital TDS-3 & PH-80 Water Testing Kit + Storage and Cal Solution (1-HM-KIT)
    $190.00
    • 1 x HM Digital TDS-3 Meter
    • 1 x HM Digital PH-80 Meter
    • 5 x pH 7.0 Buffer Solution Sachets 20ml
    • 5 x pH Storage Solution Sachets 20ml
    • 1 x 342ppm TDS Calibration Solution 90ml
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