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HM Digital

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When purchasing a product, price is the consumer's primary concern. At present, HM Digital has 109 products for sale. HM Digital products range in price from $9 to $179.79, and the average price of all the products is about $49.17.

We found that most of the HM Digital products are manufactured by HM Digital, Inc. and Hydrofarm. The manufacturers provide HM Digital with a steady supply of products, and they have a good cooperative relationship with each other.

You can confidently purchase HM Digital products from the seller eSeasonGear. The brand holds an average rating of 4.5, testifying to its excellent reputation.

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HM Digital Best Sellers

Last Updated: Jan 12, 2025

HM Digital TDS-3 Handheld TDS Meter With Carrying Case, 0 - 9990 ppm TDS Measurement Range, 1 ppm Resolution, +/- 2% Readout Accuracy

HM Digital TDS-3 Handheld TDS Meter With Carrying Case, 0 - 9990 ppm TDS Measurement Range, 1 ppm Resolution, +/- 2% Readout Accuracy Cover
  • Its Ideal for Commercial Use
  • Its Includes a Carrying Case with Belt Clip
  • Hold Function: Saves Measurements for Convenient Reading and Recording
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HM Digital COM-80 Electrical Conductivity (EC) and Total Dissolved Solids Hydro Tester, 0-5000 ppm TDS Range, 1 ppm Resolution, 2% Readout Accuracy

HM Digital COM-80 Electrical Conductivity (EC) and Total Dissolved Solids Hydro Tester, 0-5000 ppm TDS Range, 1 ppm Resolution, 2% Readout Accuracy Cover
  • Measures electrical conductivity (EC), total dissolved solids (TDS). Exellent for nutrient testing.
  • Four scales: EC: µS, mS; TDS: ppm, ppt
  • Automatic Temperature Compensation (ATC)
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Swimming Pool Water Test Kits Hot Tub Test Kits

HM Digital DM-1 In-Line Dual TDS Monitor, 0-9990 ppm Range, +/- 2% Readout Accuracy,Blue & White

HM Digital DM-1 In-Line Dual TDS Monitor, 0-9990 ppm Range, +/- 2% Readout Accuracy,Blue & White Cover
  • The DM-1 helps you to measure the tap water coming in vs the purified water going out of your water filtration system at any time
  • The In-Line Dual TDS Meter displays TDS levels of the feed water and product water with in and out electrode probes
  • This TDS Monitor is highly efficient and accurate due to its advanced microprocessor technology
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HM Digital HMDCOM100 Waterproof EC/TDS And Amp Temperature Combo Meter

HM Digital HMDCOM100 Waterproof EC/TDS And Amp Temperature Combo Meter Cover
  • Measures electrical conductivity (EC), total dissolved solids (TDS), and temperature
  • Four scales: µS, mS, ppm, ppt (mS and ppt are new)
  • Three different nonlinear ECtoTDS conversion factors (KCl, 442TM, NaCl).
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Lab pH Meters

HM Digital PH-80 pH Meter Waterproof PH80 Tester HydroTester

HM Digital PH-80 pH Meter Waterproof PH80 Tester HydroTester Cover
  • Measures pH and Temperature
  • One-touch automatic digital calibration
  • Water resistant
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Lab pH Meters

HM Digital PH-200 Waterproof pH Meter, 0-14.00 pH Range, 0.01 pH Resolution, +/- 0.02 pH Readout Accuracy

HM Digital PH-200 Waterproof pH Meter, 0-14.00 pH Range, 0.01 pH Resolution, +/- 0.02 pH Readout Accuracy Cover
  • Measures pH and Temperature, Range: 0-14 pH, 0-80 °C, 32-176 °F
  • Autoranging three point calibration with digital fine tuning
  • Waterproof housing (IP-67 rating)
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HM Digital SM-1 In-Line Single TDS Monitor, 0-9990 ppm Range, +/- 2% Readout Accuracy

HM Digital SM-1 In-Line Single TDS Monitor, 0-9990 ppm Range, +/- 2% Readout Accuracy Cover
  • Displays TDS level of a single water line.
  • Highly efficient and accurate due to its advanced microprocessor technology.
  • Auto-Off function conserves battery power. The unit shuts off automatically after 10 minutes of non-use.
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Electrolyte Solutions

HM Digital PH-STOR pH Electrode Storage Solution for Use with PH-200 or PH-80, 60cc Volume

HM Digital PH-STOR pH Electrode Storage Solution for Use with PH-200 or PH-80, 60cc Volume Cover
  • Country Of Origin: Korea, Republic Of (South)
  • Model Number: HMOPSTOR
  • Item Package Dimension: 7.0" L x 3.0" W x 7.2" H
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HM Digital 716160 COM-100 Waterproof Professional Series Combo Meter, 7", White/Purple

HM Digital 716160 COM-100 Waterproof Professional Series Combo Meter, 7", White/Purple Cover
  • Measures electrical conductivity (EC)
  • Measures total dissolved solids (TDS)
  • Measures temperature.
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HM Digital DM-2 Commercial In-Line Dual TDS Monitor, 0-9990 ppm Range, +/- 2% Readout Accuracy

HM Digital DM-2 Commercial In-Line Dual TDS Monitor, 0-9990 ppm Range, +/- 2% Readout Accuracy Cover
  • Inline total dissolved solids (TDS) monitor to measure TDS levels for feed and product water when used with TDS water filtration systems for applications including window washing systems, manufacturing, and food processing
  • Two probes provide readings from feed and treated water
  • Monitor has 0 to 9999ppm range, digital calibration, and shielded sensor cables
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HM Digital Com-300 Ph/Tds/EC/Temp Meter

HM Digital Com-300 Ph/Tds/EC/Temp Meter Cover
  • The COM-300 is an advanced waterproof combo meter with superior accuracy
  • Applications include hydroponic systems, water gardens, ponds, etc
  • Sump-type screened inlet
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Monitors Gaming Monitors

Commercial In-Line Dual TDS Monitor

Commercial In-Line Dual TDS Monitor Cover
  • The Dm-2 Tds Meter Installs On Industrial Systems Such As Car Washes, Window Washing, Manufacturing, And Food Processing
  • The Commercial In-Line Dual Monitor Is Highly Efficient And Accurate Due To Its Advanced Microprocessor Technology
  • This Dual Monitor Displays Total Dissolved Solids Levels Of The Feed Water And Product Water With In And Out Electrode Probes
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Electrolyte Solutions

HM Digital 1000ppm TDS Calibration Solution

HM Digital 1000ppm TDS Calibration Solution Cover
  • For optimal performance, re-calibrate your meters periodically or if testing TDS or conductivity levels in wide or different ranges
  • NaCl calibration solution
  • Comes in lightweight HDPE plastic bottles
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HM Digital EC-3 Handheld Electrical Conductivity (EC) Tester Meter with Case, 0 - 9990 µS Measurement Range, 1µS Resolution, +/- 2% Readout Accuracy

HM Digital EC-3 Handheld Electrical Conductivity (EC) Tester Meter with Case, 0 - 9990 µS Measurement Range, 1µS Resolution, +/- 2% Readout Accuracy Cover
  • The EC-3 is ideal for all water purification applications, waste water regulation, aquaculture, hydroponics, and colloidal silver
  • The Handheld Conductivity Tester is ideal for consumer as well as commercial use
  • The Conductivity Tester is highly efficient and accurate due to its advanced microprocessor technology
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HM Digital ZT-2 Basic TDS Tester, 0-999 ppm Measurement Range , 1 ppm Resolution, +/- 3% Readout Accuracy, Black

HM Digital ZT-2 Basic TDS Tester, 0-999 ppm Measurement Range , 1 ppm Resolution, +/- 3% Readout Accuracy, Black Cover
  • Economy model that is ideal for end-users and retail products.
  • Highly efficient and accurate due to its advanced microprocessor technology.
  • Auto-off function: the meter shuts off automatically after 10 minutes of non-use to conserve batteries.
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Lab Multiparameter Meters

HM Digital 716137 Hydromaster Portable, Gray

HM Digital 716137 Hydromaster Portable, Gray Cover
  • The hm-200 is a portable handheld meter that monitors pH, electrical conductivity (EC), total dissolved solids (TDS) and temperature
  • Bottom intake with 10 ft maximum lift
  • 1/4 in MNPT discharge
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