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  • $299.95 - $299.95
    $299.95
    $299.95 - $299.95
    $299.95

    AC Infinity Hydoponic Meter Pro Kit, ALL-IN-ONE PH PEN, Interchangeable Probe

    A digital hydroponic testing meter for measuring water’s acidity, alkalinity, electrical conductivity (EC), total dissolved solids (TDS), temperatu...

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    $299.95 - $299.95
    $299.95
    $299.95 - $299.95
    $299.95
  • $280.00 - $280.00
    $280.00
    $280.00 - $280.00
    $280.00

    AQUAMASTER E300 PRO SUBSTRATE EC - TEMP METER

    E300 Pro Substrate EC/Temp meter The E300 Pro Substrate EC/Temp meter is an ideal handheld digital instrument for determining the EC and temperatur...

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    $280.00 - $280.00
    $280.00
    $280.00 - $280.00
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  • $124.95 - $124.95
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    AQUAMASTER E50 PRO EC TEMP METER

    E50 Pro EC Temp meter Designed to excel across industries, the E50 Pro stands as the ultimate digital handheld meter for measuring EC and temperatu...

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    $124.95 - $124.95
    $124.95
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  • $529.95 - $529.95
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    AQUAMASTER H600 PRO PH - EC - PPM - TDS - TEMP HANDHELD INC CASE

    H600 Pro Handheld meter pH, EC, PPM, TDS, Temp. The Handheld Meter H600 Pro is a versatile tool designed for the precise measurement of pH, EC, PPM...

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    $529.95 - $529.95
    $529.95
    $529.95 - $529.95
    $529.95
  • $689.95 - $689.95
    $689.95
    $689.95 - $689.95
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    AQUAMASTER H600 PRO SUBSTRATE PH - EC - PPM - TDS - TEMP HANDHELD INC CASE

    H600 Pro Handheld Substrate Meter The Handheld Substrate Meter H600 Pro is the ultimate tool for precise measurement of pH, EC, PPM, TDS, and tempe...

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    $689.95 - $689.95
    $689.95
    $689.95 - $689.95
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  • $179.95 - $179.95
    $179.95
    $179.95 - $179.95
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    AQUAMASTER P110 PRO-COMBO PH - EC - TEMP METER

    pH, EC and temp meter P110 Pro The Combo Pen P110 Pro stands as the ultimate digital handheld meter for measuring pH, EC, and temperature of liquid...

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    $179.95 - $179.95
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    $179.95 - $179.95
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  • $224.95 - $224.95
    $224.95
    $224.95 - $224.95
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    AQUAMASTER P160 PRO COMBO PH - EC - PPM - TDS - TEMP METER

    P160 Pro pH, EC, TDS, PPM, and Temp meter The Combo Pen P160 Pro stands as the top-tier, user-friendly digital handheld meter from AquaMaster, equi...

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    $224.95 - $224.95
    $224.95
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  • $139.95 - $139.95
    $139.95
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    AQUAMASTER P50 PRO PH TEMP METER

    The P50 Pro pH Temp meter, designed for various industries, serves as the optimal handheld digital device for assessing the pH and temperature a va...

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    $139.95 - $139.95
    $139.95
    $139.95 - $139.95
    $139.95
  • Available for Backorder!
    $489.95 - $489.95
    $489.95
    $489.95 - $489.95
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    AQUAMASTER P700 PRO-2 PH - EC - CF - PPM - TEMP MONITOR

    P700 Pro 2 combo meter pH, EC, CF, PPM, Temp. The P700 Pro 2 Combo meter provides uninterrupted monitoring, ideal for gauging the pH, EC, CF, PPM, ...

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    $489.95 - $489.95
    $489.95
    $489.95 - $489.95
    $489.95
    Available for Backorder!
  • $124.95 - $124.95
    $124.95
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    AQUAMASTER PH PROBE BNC - H600 P-SUB - H600 P - P700 P-2 - S300 PRO PRO2

    pH Substrate Electrode This replaceable electrode is suitable for Aqua Master Tools’ H600 Pro Substrate, H600 Pro, P700 Pro 2 and S300 Pro 2. The t...

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    AQUAMASTER REPLACABLE PH ELECTRODE FOR P50 PRO

    This replaceable electrode is suitable for the P50 Pro pH Temp meter . The electrode is IP67 waterproof when attached onto the meter.

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  • $74.95 - $74.95
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    AQUAMASTER REPLACEABLE PH - EC ELECTRODE FOR P110 PRO

    This replaceable pH, EC, and temperature electrode is suitable for the P110 Pro combo pen. The electrode is IP67 waterproof when attached onto the ...

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    $74.95 - $74.95
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  • $249.95 - $249.95
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    AQUAMASTER S300 PRO-2 SUBSTRATE PH - TEMP METER

    The S300 Pro 2 Substrate pH/Temp Meter emerges as the ultimate digital handheld tool for measuring pH and temperature of any soft, moist substrate,...

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    $249.95 - $249.95
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  • $77.00 - $77.00
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    AZ Waterproof EC & TDS meter Pen

    AZ Waterproof EC pens raise the bar in ease of use, reliability, function and price point. AZ meters provide a big IP65 LCD screen with dual EC and...

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    AZ Waterproof pH meter Pen with ATC

    AZ Waterproof pH pens raise the bar in ease of use, reliability, function and price point. AZ meters provide a big IP65 LCD screen with dual pH and...

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    $77.00 - $77.00
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  • Combo Meters - Bluelab Combo Ph + Ec Meter Hand Held
    Available for Backorder!
    $485.00 - $485.00
    $485.00
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    Bluelab Combo Ph + Ec Meter Hand Held

    The Bluelab Combo Meter is a conductivity, pH and temperature meter all in one. It comes with a pH probe and conductivity/ temperature probe, whi...

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    $485.00 - $485.00
    $485.00
    $485.00 - $485.00
    $485.00
    Available for Backorder!
  • Conductivity Meters - Bluelab Conductivity Pen (EC Or Ppm)
    $139.95 - $139.95
    $139.95
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    Bluelab Conductivity Pen (EC or ppm)

    The ultimate handy solution for measuring conductivity (EC or ppm) and temperature! The Bluelab Conductivity Pen simply tells you that your pl...

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    $139.95 - $139.95
    $139.95
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  • Calibration Solution - Bluelab Conductivity Standard Solution - 250ML | 2.77 EC
    $22.95 - $22.95
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    Bluelab Conductivity Standard Solution - 250ML | 2.77 EC

    Boost accuracy with regular cleaning  How to care for your Bluelab EC products If you want to ensure the ongoing accuracy of your Bluelab conductiv...

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    $22.95 - $22.95
    $22.95
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  • Combo Meters - Bluelab Guardian Monitor
    $475.00 - $479.00
    $475.00
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    Bluelab Guardian Monitor

    The Bluelab Guardian Monitor provides 24 hour continuous reading for pH, conductivity (EC/ppm 700/TDS/CF) and temperature within a nutrient solutio...

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    $475.00 - $479.00
    $475.00
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    $475.00
  • Combo Meters - Bluelab Guardian Monitor Connect
    Available for Backorder!
    $585.00 - $585.00
    $585.00
    $585.00 - $585.00
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    Bluelab Guardian Monitor Connect

    Description The Bluelab Guardian Monitor Connect is the smartest and most effective reservoir monitor you will ever own! Using the Guardian technol...

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    $585.00 - $585.00
    $585.00
    $585.00 - $585.00
    $585.00
    Available for Backorder!
  • $285.00 - $285.00
    $285.00
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    Bluelab PH & Conductivity Starter Pack

    BLUELAB PH & CONDUCTIVITY STARTER PACK The ultimate solution for measuring pH, conductivity and temperature on the go Your toolbox contains: B...

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    $285.00 - $285.00
    $285.00
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    $285.00
  • Calibration Solution - BlueLab PH 4.0 Calibration Solution
    $22.95 - $39.95
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    $22.95

    BlueLab PH 4.0 Calibration Solution

    pH instruments must be cleaned and calibrated at least monthly to provide you with the most accurate reading. pH measuring equipment is calibrated ...

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    $22.95 - $39.95
    $22.95 - $39.95
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  • Calibration Solution - BlueLab PH 7.0 Calibration Solution
    $22.95 - $39.95
    $22.95 - $39.95
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    $22.95

    BlueLab PH 7.0 Calibration Solution

    pH instruments must be cleaned and calibrated at least monthly to provide you with the most accurate reading. pH measuring equipment is calibrated ...

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    $22.95 - $39.95
    $22.95 - $39.95
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    $22.95
  • PH Meters - Bluelab PH Pen
    $149.95 - $149.95
    $149.95
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    Bluelab pH Pen

    Key Features• Measures pH and temperature• Selectable units for temperature• Backlit LCD display• Double junction probe (not replaceable)• Succes...

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    $149.95 - $149.95
    $149.95
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    $149.95