HM Digital
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HM Digital Replacement Platinum Sensor for COM-100This spare sensor is for HM Digital EC/TDS/Temp Combo Meter model COM-100. Features platinum TDS/EC sensor and thermister.
- Regular price
- $28.26
- Regular price
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$33.91 - Sale price
- $28.26
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HM Digital Hydromaster Replacement EC/TDS ProbeThe HM Digital Hydromaster EC/TDS Probe is a replacement part for the HydroMaster HM-500.
- Regular price
- $38.24
- Regular price
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$45.89 - Sale price
- $38.24
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HM Digital COM-80 EC/TDS/Temp Waterproof Hydro TesterThe COM-80 is an economically priced, reliable EC/TDS meter that is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more. Measures electrical conductivity (EC), total dissolved solids (TDS). Excellent for hydroponic...
- Regular price
- $36.15
- Regular price
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$43.38 - Sale price
- $36.15
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HM Digital PH-80 pH/Temperature MeterThe 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 Measures pH and temperature One-touch automatic digital calibration Water resistant...
- Regular price
- $35.60
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$42.72 - Sale price
- $35.60
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HM Digital Waterproof Professional Series pH/EC/TDS/Temp MeterCOM-300L: Waterproof Professional Series pH/EC/TDS/Temp Meter The COM-300L is a professional grade level pH/EC/TDS/Temp meter ideal for all water quality testing, hydroponics, water purification applications, wastewater regulation, aquaculture, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water...
- Regular price
- $164.12
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$196.94 - Sale price
- $164.12
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HM Digital Pro Series Pen style TDS/EC/Temp meterCOM-100: Waterproof Professional Series EC/TDS Meter The COM-100 is a professional grade level EC/TDS/Temp meter ideal for all water quality testing, hydroponics, water purification applications, wastewater regulation, aquaculture, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water...
- Regular price
- $58.99
- Regular price
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$74.95 - Sale price
- $58.99
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HM Digital Pro Series Pen style pH/TDS/EC/Temp meterCOM-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 purification applications, wastewater regulation, aquaculture, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water...
- Regular price
- $124.60
- Regular price
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$149.52 - Sale price
- $124.60
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HM Digital Hydromaster Portable - pH/TDS/EC/TempHM-200: Portable pH/EC/TDS/Temp Monitor The HM-200 is a versatile portable pH/EC/TDS/Temp monitor ideal for all water quality testing, hydroponics, water purification applications, wastewater regulation, aquaculture, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment and more....
- Regular price
- $208.20
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$249.84 - Sale price
- $208.20
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HM Digital Hydromaster 500 - Continuous pH/TDS/EC/Temp meterHM-500 HydroMaster: EC/TDS, pH, Temp Continuous Monitor The HM-500 is the most versatile continuous monitor indicating EC/TDS, pH, and Temp providing accurate, stable readings the user can rely on. With its rechargeable battery this unit is portable or can be wall mounted.. To make...
- Regular price
- $275.68
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$330.82 - Sale price
- $275.68
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HM Digital Hydromaster 100 - Continuous pH/TDS/EC/Temp meterHM-100: Continuous pH/EC/TDS/Temp Monitor The HM-100 is a pH/EC/TDS/Temp monitor ideal for all water quality testing, hydroponics, water purification applications, wastewater regulation, aquaculture, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment and more. Features Measures...
- Regular price
- $217.20
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$260.64 - Sale price
- $217.20
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