Sensors & Calibration

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  • 2.77 ec calibration solution

    2.77 EC Calibration Solution

    2.77 EC Calibration Solution
    $15.00
  • pH Calibration Solutions 4.00/7.00, 8oz each

    GroStar pH Calibration Kit (pH 4/7, 8 oz. each)

    GroStar pH Calibration Kit (pH 4/7, 8 oz. each)
    $20.00
  • SXL Optical Liquid Level Sensor

    SXL Optical Liquid Level Sensor

    SXL Optical Liquid Level Sensor
    $105.99
  • EC & Temperature Combined Sensor

    EC & Temperature Combined Sensor

    EC & Temperature Combined Sensor
    $289.99
  • mini greenhouse thermo hygrometer
    Sale

    Mini Greenhouse Thermo-Hygrometer

    Mini Greenhouse Thermo-Hygrometer
    $18.00 $20.00
  • GS1 pH pen

    GroStar GS1 pH Pen

    GroStar GS1 pH Pen
    $139.00
  • GS3 ec pen

    GroStar GS3 EC Pen

    GroStar GS3 EC Pen
    $139.00
  • Agrowtek climate sensor
    Sold out

    Agrowtek climate sensor

    Agrowtek climate sensor
    $500.00