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TDS-4TM Meter with Digital Thermometer, The Digital TDS-4TM Water Meter is ideal for testing applications such as hydroponics and gardening, pools.., By HM Digital

TDS-4TM Meter with Digital Thermometer, The Digital TDS-4TM Water Meter is ideal for testing applications such as hydroponics and gardening, pools.., By HM Digital

"Product Description Handheld Hydro Tester pH Meter. From the Manufacturer Handheld Hydro Tester pH Meter. " more

$22.69

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HM Digital TDS-EZ Water Quality TDS Tester, 0-9990 ppm Measurement Range , 1 ppm Resolution, +/- 3% Readout Accuracy

HM Digital TDS-EZ Water Quality TDS Tester, 0-9990 ppm Measurement Range , 1 ppm Resolution, +/- 3% Readout Accuracy

Product Description: A TDS meter (aka ppm pen, nutrient tester, tds stick) is an inexpensive and convenient digital tool to instantly check your overall water quality. TDS = Total Dissolved Solids, which is any salt, metal or mineral in the water. With... more

$17.00

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HM Digital COM-100 Waterproof Combo Meter for EC, TDS and Temperature, 1-Pack

HM Digital COM-100 Waterproof Combo Meter for EC, TDS and Temperature, 1-Pack

OM-100 Features: -Combo meter.-Electrical Conductivity Range: 0 - 9990 ?S; 0 - 9.99 Ms..-TDS Range: 0 - 8560 ppm (mg/L); 0 - 8.56 ppt..-Temperature Range: 0-80 degrees C; 32-176 degrees F..-Resolution: 0-99: 0.1 ?S/ppm/MS/ppt; 100-999: 1 ?S/ppm;... more

$47.99

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APEC TDSMETER Digital Water Quality TDS Tester Meter with Carrying Case, 0 to 1999 ppm Measurement Range, 1 ppm Resolution, +/- 2% Readout Accuracy

APEC TDSMETER Digital Water Quality TDS Tester Meter with Carrying Case, 0 to 1999 ppm Measurement Range, 1 ppm Resolution, +/- 2% Readout Accuracy

Tds stand for TOTAL dissolved solids, which includes Salt, metal or mineral in the water. A tds meter is an easy to use hand-held digital meter to instantly check your overall water quality. It allows you to stay on top of your drinking water quality... more

$17.58

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HM Digital Hm Digital Tds-3 Total Dissolved Solids Handheld Meter With Carrying Case

HM Digital Hm Digital Tds-3 Total Dissolved Solids Handheld Meter With Carrying Case

HM Digital Hm Digital Tds-3 Total Dissolved Solids Handheld Meter With Carrying Case more

$32.20

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ABLEGRID TDS Meter Digital LCD Tester Water Quality Filter Purity Pen Stick 0-9999 PPM

ABLEGRID TDS Meter Digital LCD Tester Water Quality Filter Purity Pen Stick 0-9999 PPM

ABLEGRID TDS Meter Digital LCD Tester Water Quality Filter Purity Pen Stick 0-9999 PPM more

$7.99

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iSpring 3-Button Digital TDS Meter

iSpring 3-Button Digital TDS Meter

-Advanced CPU: Automatically calibrated per temperature, 0 - 9990 ppm TDS -Measurement Range with 1 ppm Resolution-Hold Button: Holds measurement value when moving out of water for convenient reading and recording-Temperature Button: Test water... more

$13.99

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Extech Digital Temperature Meter Do610

Extech Digital Temperature Meter Do610

Includes EC500 pHconductivity meter with combination high accuracy multi-ranging conductivity sensor for conductivity TDS salinity pH and temperature measurements. Includes DO600 dissolved oxygen meter with electrode replacement membrane cap... more

$443.08

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Extech Digital Temperature Meter Do700

Extech Digital Temperature Meter Do700

Measures dissolved oxygen concentrationsaturation pH mV conductivity TDS salinity resistivity and temperature. Automatic salinity compensation and manual barometric pressure compensation for DO measurements. 1-button pH calibration 4 7 and 10pH. Choice... more

$681.45

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Lowe's

(25,000+)
Extech Flir Digital Test Set Meter Ec500

Extech Flir Digital Test Set Meter Ec500

Measures 5 parameters including conductivity TDS salinity pH and temperature using 1 electrode. 9 units of measure pH Scm mScm ppm ppt mgL gL C F. An analog bar graph indicates trends. Memory stores up to 25 labeled readings. Adjustable conductivity to... more

$129.15

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Lowe's

(25,000+)
ZeroWater 8-cup Stainless Steel Water Filter Pitcher, Black

ZeroWater 8-cup Stainless Steel Water Filter Pitcher, Black

Enjoy pure-tasting water with this sleek and efficient ZeroWater stainless steel filtration pitcher. TDS (total dissolved solids) meter provides a digital measurement of dissolved solids in your water 5 sophisticated technologies work together to... more

$37.99

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HMD PH-200 Digital Professional Waterproof 0-14 PH & Temperature Meter

HMD PH-200 Digital Professional Waterproof 0-14 PH & Temperature Meter

Product Description: HM Digital's PH-200 is a digital waterproof pH meter (aka pH tester or pH pen) that is ideal for all pH testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific... more

$81.20

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APEC Water Systems RO-90 Top Tier, Reverse Osmosis Drinking Water Filter System with HM Digital TDS-EZ Water Quality TDS Tester

APEC Water Systems RO-90 Top Tier, Reverse Osmosis Drinking Water Filter System with HM Digital TDS-EZ Water Quality TDS Tester

Top tier brand of authentic US built, high performance drinking water system provides refreshing crisp taste, superior to bottled water. Highest grade 5-Stage ultra-pure system with 100% US Made, NSF certified filters to guarantee water safety & your... more

$316.95

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HM Digital SP-1 TDS - EC Sensor Probe for Panel Mounted Controllers

HM Digital SP-1 TDS - EC Sensor Probe for Panel Mounted Controllers

SP-1 Features: -Connector: 4 pin. -Sensor Material: Stainless steel. -Pin: Yes. -Probes: 1/2'' threaded bushing (detachable from cable). -Size: 1/2'' threaded bushing. -Cable: 9.8 ft (3 meter) shielded cable sensor. Product Type: -Faucet mount. Filter... more

$86.99

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HM Digital CIC-152 Dosing-Injection EC-TDS Controller with Digital Calibration

HM Digital CIC-152 Dosing-Injection EC-TDS Controller with Digital Calibration

Manage your injection/dosing system more efficiently with the CIC-152. Set upper and lower limits for both TDS and EC levels, while setting dual alarms independently of the control points for total flexible control of your system. With an accuracy... more

$368.16

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HM Digital QC-1 TDS & Conductivity Monitor

HM Digital QC-1 TDS & Conductivity Monitor

The HM Digital QC-1 TDS & Conductivity Monitor is a monitor that checks your water for conductivity levels and TDS (total dissolved solids). more

$24

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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

Product Description: A TDS meter (aka ppm pen, nutrient tester, tds stick) is an inexpensive and convenient digital tool to instantly check your overall water quality. TDS = Total Dissolved Solids, which is any salt, metal or mineral in the water. With... more

$19.85

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HM Digital COM100 Waterproof EC/TDS And Temperature Combo Meter

HM Digital COM100 Waterproof EC/TDS And Temperature Combo Meter

Product description: HM Digital's COM-100 is a waterproof combination EC/TDS/Temperature meter that is ideal for all water quality testing, water purification applications, drinking water, wastewater regulation, aquaculture, hydroponics, colloidal... more

$64.69

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HM Digital DM-2 In-Line Dual TDS Monitor

HM Digital DM-2 In-Line Dual TDS Monitor

The HM Digital DM-2 In-Line Dual TDS Monitor is a water tester which is used to test the amount of total dissolved solids (TDS) in water. It is a new model of the HM DM-1 In-Line Dual TDS Monitor. more

$39

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HM Digital TDS-4 Pocket Size TDS Tester Meter with 0-9990 ppm Measurement Range , 1 ppm Resolution, +/- 2% Readout Accuracy

HM Digital TDS-4 Pocket Size TDS Tester Meter with 0-9990 ppm Measurement Range , 1 ppm Resolution, +/- 2% Readout Accuracy

Product Description: How Pure is Your Water? A TDS meter (aka ppm pen, nutrient tester, tds stick) is an inexpensive and convenient digital tool to instantly check your overall water quality. TDS = Total Dissolved Solids, which is any salt, metal or... more

$17.96

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HM Digital PSC-154 TDS/EC Controller with 4-20mA Output, 0-9999 µS Measurement Range, 0.1 µS/ppm Resolution, +/-2% Readout Accuracy

HM Digital PSC-154 TDS/EC Controller with 4-20mA Output, 0-9999 µS Measurement Range, 0.1 µS/ppm Resolution, +/-2% Readout Accuracy

New controller includes extended range, digital calibration, on-screen temperature, tri-color display and 4-20mA output more

$238.49

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HM Digital CIC-152-N Dual Control Dosing/Injection TDS/EC Controller with NaCl Conversion Factor0-9999 µS Measurement Range, 0.1 µS/ppm Resolution, +/-2% Readout Accuracy

HM Digital CIC-152-N Dual Control Dosing/Injection TDS/EC Controller with NaCl Conversion Factor0-9999 µS Measurement Range, 0.1 µS/ppm Resolution, +/-2% Readout Accuracy

Relay control - The unit will transmit and analog signal (simpleswitch) via open or closed contacts to a device (e.g. pump/valve) whenthe ppm/µS level reaches the maximum TDS/EC limit (Control point 2) orthe minimum TDS/EC limit (Control Point 1). The... more

$429.95

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HM Digital PS-202 Dual Display TDS Controller, 0-999 ppm Measurement Range, 1 ppm Resolution, +/- 2% Readout Accuracy

HM Digital PS-202 Dual Display TDS Controller, 0-999 ppm Measurement Range, 1 ppm Resolution, +/- 2% Readout Accuracy

The PS-202 allows for continuous and simultaneous monitoring and control of TDS levels on two water lines more

$192.99

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HM Digital CIC-152-4 Dual Control Dosing/Injection TDS/EC Controller with 442 Conversion Factor, 0-9999 µS Measurement Range, 0.1 µS/ppm Resolution, +/-2% Readout Accuracy

HM Digital CIC-152-4 Dual Control Dosing/Injection TDS/EC Controller with 442 Conversion Factor, 0-9999 µS Measurement Range, 0.1 µS/ppm Resolution, +/-2% Readout Accuracy

Relay control - The unit will transmit and analog signal (simpleswitch) via open or closed contacts to a device (e.g. pump/valve) whenthe ppm/µS level reaches the maximum TDS/EC limit (Control point 2) orthe minimum TDS/EC limit (Control Point 1). The... more

$429.95

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HM Digital SP-1-PSC TDS - EC Sensor Probe for Panel Mounted Controllers

HM Digital SP-1-PSC TDS - EC Sensor Probe for Panel Mounted Controllers

HM Digital SP-1-PSC TDS/EC Sensor Probe for Panel Mounted Controllers is for use with the PSC-150, PSC-154, and CIC-152The HM Digital SP-1-PSC TDS/EC Sensor Probe for Panel Mounted Controllers features durable plastic construction and stainless steel... more

$60.10

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HM Digital PS-200 Dual TDS Controller, 0-999 ppm Measurement Range, 1 ppm Resolution, +/- 2% Readout Accuracy

HM Digital PS-200 Dual TDS Controller, 0-999 ppm Measurement Range, 1 ppm Resolution, +/- 2% Readout Accuracy

Install the Dual TDS Controller to constantly monitor TDS levels of water produced by a high-output system. Immediately know if the TDS levels rise above an acceptable level more

$174.12

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General Tools DCM22CT Digital Conductivity Meter and TDS Meter

General Tools DCM22CT Digital Conductivity Meter and TDS Meter

The General Tools and Instruments DCM22CT Digital Conductivity Meter and TDS Meter is a 2-in-1, professional conductivity and TDS Meter. Instrument allows you to measure both the conductivity of a solution, but also the amount of dissolved solids in... more

$57.28

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Extech Digital Test Set Meter Ec510

Extech Digital Test Set Meter Ec510

Kit includes EC500 meter 3 calibration standards 3 pH buffer pouches plus rinse solution 3 cups batteries and carrying case. Measures 5 parameters including conductivity TDS salinity pH and temperature using 1 electrode. 9 units of measure pH Scm mScm... more

$152.19

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(25,000+)
HM Digital ORP-200 Waterproof ORP Meter, -999 to +1000 mV ORP Range, 1 mV Resolution, +/- 0.5% Readout Accuracy

HM Digital ORP-200 Waterproof ORP Meter, -999 to +1000 mV ORP Range, 1 mV Resolution, +/- 0.5% Readout Accuracy

Waterproof Meter for Oxidation Reduction Potential and Temperature. more

$87.24

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HM Digital AP-2 AquaPro Water Quality Electrical Conductivity Tester, 0-9999 µS Range, 1 µS Resolution, +/- 2% Readout Accuracy

HM Digital AP-2 AquaPro Water Quality Electrical Conductivity Tester, 0-9999 µS Range, 1 µS Resolution, +/- 2% Readout Accuracy

Product Description: An EC meter (aka EC pen or conductivity tester) is an inexpensive and convenient digital tool to instantly check your overall water quality. EC = Electrical Conductivity, which the water's ability to conduct electricity. With the... more

$23.29

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HMDTDS3 TDS-3 Handheld TDS meter By HM Digital Meters

HMDTDS3 TDS-3 Handheld TDS meter By HM Digital Meters

Feel free to contact us if you need further information or have any question, we will be more than happy to assist you. Ideal for commercial use, the TDS-3 includes a carrying case with belt clip. It is highly efficient and accurate due to its advanced... more

$29.59

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HM Digital TDS-3 Handheld TDS Meter With Carrying Case

HM Digital TDS-3 Handheld TDS Meter With Carrying Case

TDS-3 is the most widely used handheld TDS meter in the world according to HM Digital who holds the original patent for this meter. Beware of imitators, none offer the superior performance of the original TDS-3.TDS-3 Meters measure the amount of Total... more

$24.98

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HM Digital AP-2 AquaPro Water Quality Tester

HM Digital AP-2 AquaPro Water Quality Tester

TDS Handheld meter with carrying case and built-in digital thermometer. more

$25.87

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HM Digital (TDS-3) Handheld Digital TDS & Temperature Meter/Monitor

HM Digital (TDS-3) Handheld Digital TDS & Temperature Meter/Monitor

Ideal for all water purification applications, wastewater regulation, aquaculture, hydroponics, and colloidal silver. Perfect for both consumer or commercial use. Perfect for aquarium owners - salt water fish, fresh water fish or reefs! Carry one in... more

$37.19

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HM Digital DM-2 In-Line Dual TDS Monitor

HM Digital DM-2 In-Line Dual TDS Monitor

The HM Digital DM-2 In-Line Dual TDS Monitor is a water tester which is used to test the amount of total dissolved solids (TDS) in water. It is a new model of the HM DM-1 In-Line Dual TDS Monitor. more

$39

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"HM Digital (DM-1A) Residential Inline Dual TDS Meter/Monitor; 3/8"" JG"

"HM Digital (DM-1A) Residential Inline Dual TDS Meter/Monitor; 3/8"" JG"

Measure the tap water coming in vs. the purified water going out of your system at any time. Use the monitor to determine when the filters need to be changed. Install the meter for your customers so they'll always know how their system is performing.... more

$39.99

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Commercial Water Distributing HM-DIGITAL-TDS-EZ Water Test Meter

Commercial Water Distributing HM-DIGITAL-TDS-EZ Water Test Meter

We always aim to provide the best water filtration and purification products for our clients, and work hard to retain our reputation as the number one resource for personal, professional, world class service providers. Our products are well known for... more

$31.63 $23.33

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Commercial Water Distributing HM-DIGITAL-ZT-2 Basic TDS Meter

Commercial Water Distributing HM-DIGITAL-ZT-2 Basic TDS Meter

The HM Digital meter tests water for the quantity of total dissolved solids (TDS). Test your incoming water, and your reverse osmosis treated water, to determine when to change your reverse osmosis membrane in a timely manner. This is a precision... more

$38.03 $28.54

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HM Digital TDS-AP1 Testing Meter

HM Digital TDS-AP1 Testing Meter

short description is not available more

$39.00

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TDS-4 Pocket Size TDS Tester Meter with 0-9990 ppm Measurement Range , 1 ppm Resolution, +/- 2% Readout Accuracy, plastic By HM Digital

TDS-4 Pocket Size TDS Tester Meter with 0-9990 ppm Measurement Range , 1 ppm Resolution, +/- 2% Readout Accuracy, plastic By HM Digital

All of our productsWalmartply with international quality standards and are greatly appreciated in a variety of different markets throughout the world. Product Description Product Description: How Pure is Your Water? A TDS meter (aka ppm pen, nutrient... more

$22.19

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