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Experienced growers know that measurement is critically important in hydroponic growing. One of the most important factors is to get pH value right and keep it where it needs to be. For this purpose, Dealzer offers a range of pH meters and testers. There are also tools for testing temperature, total dissolved solids and more.

  • General Hydroponics pH Down General Hydroponics

    $12.95
    To maximize plant growth, the pH content of your nutrients should be slightly acidic. Experienced growers consider the ideal pH for most crops to fall between 5.5 and 6.5. Users of General Hydroponics nutrient products...Learn More

  • General Hydroponics pH Up General Hydroponics

    $12.95
    To maximize plant growth, the pH content of your nutrients should be slightly acidic. Experienced growers consider the ideal pH for most crops to fall between 5.5 and 6.5. Users of General Hydroponics nutrient products...Learn More

  • Spot On Quantum PAR Light Meter

    $295.00
    This new cutting edge light meter can measure all kinds of lights in sun to shade.  – Full sun to full shade indoors or outdoors.– Artificial light sources (LED, High Pressure Sodium, Metal...Learn More

  • X Nutrients X Nutrients pH Down 1 Quart

    $14.30 $13.20
    Without the proper pH balance, plants will not efficiently uptake nutrients; it's one of the most overlooked aspects in effective gardening. pH-Up and pH-Down helps your plants achieve optimum absorption.Without the proper...Learn More

  • X Nutrients X Nutrients pH Up 1 Quart

    $14.30 $13.20
    Without the proper pH balance, plants will not efficiently uptake nutrients; it's one of the most overlooked aspects in effective gardening. pH-Up and pH-Down helps your plants achieve optimum absorption.Without the proper...Learn More

  • Milwaukee Instruments pH Tester With 1 Point Manual Calibration MIPH600

    $47.89
    DIGITAL. SIMPLE. COMPACT. Fast, accurate results with digital LCD readout Easy measurement: just place the probe in the sample, gently stir and wait for the reading to stabilize Simple one-point calibration with an...Learn More

  • HM Digital Meters PH/Temperature Meter HMDPHM80

    $61.42
    The PH-80 is an economically priced, reliable pH meter that is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more. FEATURES ...Learn More

  • Luster Leaf Digital pH Meter LL01845

    $25.85
    Digital results from 3.5 to 9.0. Instructions and plant pH preference list included.Learn More

  • Active Aqua pH Test Kit 12/cs ESPHTEST

    $8.36
    (Wide Spectrum) Measures 3-10 pH. The Hydroponic pH test kit is good for 150 tests. At the rate of 3 tests per week it will last one year, making it excellent value for money. This kit covers a pH range of 3-10 measuring in...Learn More

  • X Nutrients X Nutrients pH Up 1 Gallon

    $35.10 $32.40
    Without the proper pH balance, plants will not efficiently uptake nutrients; it's one of the most overlooked aspects in effective gardening. pH-Up and pH-Down helps your plants achieve optimum absorption.Without the proper...Learn More

  • Luster Leaf Digital Moisture Meter LL01825

    $23.74
    Digital results from 0 to 9.9. Printed instructions and extensive plant list.Learn More

  • HM Digital Meters TDS-3 Handheld TDS meter HMDTDS3

    $36.28
    Ideal for commercial use, the TDS-3 includes a carrying case with belt clip. It is highly efficent and accurate due to its advanced microprocessor technology. It features a measurement range of 0-9990 ppm. From 0-999 ppm,...Learn More

  • Bluelab Probe Care Kit - Conductivity

    $15.73
    Everything you need to clean and test conductivity (ppm/EC) / temperature probes. The instrument is only as accurate as the probe is clean. Accurate readings simplify crop management and provide improved growth. Proper...Learn More

  • X Nutrients X Nutrients pH Down 1 Gallon

    $35.10 $32.40
    Without the proper pH balance, plants will not efficiently uptake nutrients; it's one of the most overlooked aspects in effective gardening. pH-Up and pH-Down helps your plants achieve optimum absorption.Without the proper...Learn More

  • Bluelab pH 7.0 Calibration Solution 500ml

    $14.65
    High quality solutions formulated for calibrating pH probes. Bluelab® calibration solutions are essential for use with all Bluelab® products. Bluelab® Solutions are manufactured specifically for...Learn More

  • Bluelab pH 7.0 Calibration Solution 250ml

    $10.78
    High quality solutions formulated for calibrating pH probes. Bluelab® calibration solutions are essential for use with all Bluelab® products. Bluelab® Solutions are manufactured specifically for...Learn More