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Meters & Calibration Solutions

Whether you need to make precise adjustments to your pH levels, stay within a given temperature range, or control the EC inside of your environment, we've got your back!

Fran's Hydroponics sells meters, probes, measuring tools and calibration solutions of all kinds. We stand behind these products - we're an Australian hydroponics retailer that takes customer satisfaction seriously.

Hydroponic Meters and Calibration Solutions
  • PH Down - Hy-Gen PH Down (Phosphoric Acid)
    $12.95 - $29.95
    $12.95 - $29.95
    $12.95 - $29.95
    $12.95

    Hy-Gen pH Down (Phosphoric Acid) - pick up in-store only

    pick up in-store only

    $12.95 - $29.95
    $12.95 - $29.95
    $12.95 - $29.95
    $12.95
  • PH Up - Hy-Gen PH Up (Potassium Hydroxide
    $12.95 - $29.95
    $12.95 - $29.95
    $12.95 - $29.95
    $12.95

    Hy-Gen pH Up (Potassium Hydroxide - pick up in-store only

    pick up in-store only

    $12.95 - $29.95
    $12.95 - $29.95
    $12.95 - $29.95
    $12.95
  • PH Test Kit - Hy-Gen Complete PH Test Kit (pick Up Only)
    $29.95 - $29.95
    $29.95
    $29.95 - $29.95
    $29.95

    Hy-Gen Complete PH Test Kit - pick up in-store only

    HY-GEN COMPLETE pH KIT HY-GEN® COMPLETE pH KIT is an easy and accurate way to keep track of the nutrient solution pH with the added ability to adju...

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    $29.95 - $29.95
    $29.95
    $29.95 - $29.95
    $29.95
  • PH Test Kit - Hy-Gen PH Liquid Dropper Test Kit 4.5 To 7.5 PH
    $12.95 - $12.95
    $12.95
    $12.95 - $12.95
    $12.95

    Hy-Gen pH Liquid Dropper Test Kit 4.5 To 7.5 pH

    Easy to use PH test kit to keep your plants at their best and always handy to have as a backup.

    $12.95 - $12.95
    $12.95
    $12.95 - $12.95
    $12.95
  • Calibration Solution - HY-GEN PH Buffer- 4.0 | Calibration Solution For PH Meter
    $10.95 - $16.95
    $10.95 - $16.95
    $10.95 - $16.95
    $10.95

    HY-GEN PH Buffer- 4.0 | Calibration Solution For PH Meter

    Hy-Gen Calibration solution comes in 2 types, 4.0 and 7.0 Hygen pH Buffer is the upper calibration point in the "two-point" calibration of electron...

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    $10.95 - $16.95
    $10.95 - $16.95
    $10.95 - $16.95
    $10.95