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  • HM Digital PPH-1000: Single Line pH and Temp Controller

    HM Digital

    HM Digital PPH-1000: Single Line pH and Temp Controller

    FRw572728
    PPH-1000: Single Line pH and Temp Controller This new offering from HM Digital gives the user a single-line pH controller ideal for any industrial or commercial systems needing to control pH...
    FRw572728

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  • HM Digital ORP-200 Waterproof ORP Meter

    HM Digital

    HM Digital ORP-200 Waterproof ORP Meter

    MSRP: FRw175005
    FRw122503
    ORP-200: Waterproof ORP Meter Ideal for all ORP testing, including anti-oxidant measurement, water purification applications, ionizers, agriculture, aquariums & aquaculture, chlorine monitoring,...
    MSRP: FRw175005
    FRw122503

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  • HM Digital COM-300 Water Testing Meter

    HM Digital

    HM Digital Com-300 pH/TDS/EC/Temperature Digital Water Tester

    MSRP: FRw254473
    FRw158300
    HM Digital COM-300: Waterproof Professional Series pH/EC/TDS/Temp Meter The COM-300 is a professional grade level pH/EC/TDS/Temp meter ideal for all water quality testing, hydroponics, water...
    MSRP: FRw254473
    FRw158300

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  • ORP Buffer Solution and Electrode Test Kit ORP Buffer Solution and Electrode Test Kit

    HM Digital

    ORP Buffer Solution and Electrode Test Kit

    FRw30149
    ORP Buffer Solution and Electrode Test Kit HM Digital's pH buffer solution comes in powder form, so it's lightweight, takes up very little space, is inexpensive and has an indefinite shelf life. Dry...
    FRw30149

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  • SP-O2 Replacement Sensor for ORP-200 HM Digital Replacement Sensor for ORP-200

    HM Digital

    HM Digital Replacement Sensor for ORP-200

    FRw70002
    The HM Digital Replacement Sensor for ORP-200 is designed to restore and enhance the performance of your ORP-200 meter. This high-quality replacement sensor ensures accurate and reliable measurement...
    FRw70002

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  • Waterproof pH Meter PH-200

    HM Digital

    PH-200 Waterproof pH Meter

    MSRP: FRw130060
    FRw111367
    Ideal for all pH testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers...
    MSRP: FRw130060
    FRw111367

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  • COM-100 Waterproof EC / TDS / Temperature Combo Meter

    HM Digital

    COM-100 Waterproof EC / TDS / Temperature Combo Meter

    MSRP: FRw103332
    FRw85912
    Ideal for all water quality testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology...
    MSRP: FRw103332
    FRw85912

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  • HM Digital COM-80 EC/TDS HydroTester

    HM Digital

    HM Digital COM-80 EC/TDS HydroTester

    MSRP: FRw74695
    FRw63559
    Brand New! The COM-80 is a reliable, economically priced, EC/TDS meter that is perfect for testing applications like hydroponics, gardening, pools, spas, aquariums, reef tanks, water ionizers,...
    MSRP: FRw74695
    FRw63559

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  • HM Digital PH-80 pH HydroTester

    HM Digital

    HM Digital PH-80 pH HydroTester

    MSRP: FRw95378
    FRw66820
    Measuring the pH value of water-based solutions is important for various applications. This can be easily done using HM Digital PH-80 pH Hydro Tester. This device is economically priced, and...
    MSRP: FRw95378
    FRw66820

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  • HM Digital AP-1 AquaPro Water Quality Tester (TDS)

    HM Digital

    HM Digital AP-1 AquaPro Water Quality Tester (TDS)

    Discontinued Please See COM-80 HM Digital introduces its new AquaPro series, a line of handheld TDS/EC meters with a sleek design that's perfect for today's modern kitchen. The AquaPro digital water...

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