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Best Conductivity Meters & Accessories - Buying Guide

Last Updated: 09/19/2019

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Bestselling Conductivity Meters & Accessories on Amazon

  1. Water Quality Tester, Accurate and Reliable, HoneForest TDS Meter, EC Meter & Temperature Meter 3 in...
  2. Digital TDS-Meter, Accurate and Reliable, HoneForest TDS, EC & Temp Meter 3 in 1, 0-9990ppm, Ideal W...
  3. Professional TDS ppm Conductivity Meter - Quick and Easy EC TDS and Temperature Test Pen | 0-9999 pp...
  4. TDS Meter Digital Water Test Meter, TDS Temperature & Conductivity Meter 3 in 1, 0-9999 ppm, Hydropo...
  5. ZeroWater ZT-2 Electronic Water Tester, Blue
  6. 3 in 1 TDS Meter, Govee Accurate Water Quality Tester with Backlit Screen, TDS, EC and Temperature B...
  7. eSeasongear SALT-3050 Waterproof Tester, Digital Salinity PPM Temperature Meter for Salt Water Pool ...
  8. HM Digital TDS-3 Handheld TDS Meter With Carrying Case, 0 - 9990 ppm TDS Measurement Range, 1 ppm Re...
  9. Frizzlife Inline TDS Meter for RO System - Quick Connect TDS Monitor Fits for iSpring, APEC Water Sy...
  10. HM Digital 1000ppm TDS Calibration Solution

  #1

Water Quality Tester, Accurate and Reliable, HoneForest TDS Meter, EC Meter & Temperature Meter 3 in 1, 0-9990ppm, Ideal Water Test Meter for Drinking Water, Aquariums, etc.

Model: HFTDS-M7   |    Mpn: HFTDS-M7   |    Ean: 0685642943528   |    PartNumber: HFTDS-M7   |   Asin: B073713G5F

Super accurate, reliable and easy to use TDS, EC &Temp water tester reader, with backlit and auto-lock function, 3 years warranty and 90 days money back guarantee.
This advanced digital ppm meter pen with Advanced Microprocessor Technology, combines TDS Meter(Total Dissolved Solids), EC Meter(Electrical Conductivity) and Temperature meter all in one ergonomically designed pen.

Widely be used for all Water Quality Testing, Water Purification Applications, Aquaculture, Hydroponic, Pool & Spa, Colloidal Silver, Water Treatment and more.
It's a must have handy tool for every household, testing for tap water, filtered water, distilled water, bottled water, well water, refrigerated water, etc.

Features:
* Automatic Temperature Compensation(ATC)
* Equipped with backlit LCD for easy reading.
If TDS 40, the backlit color is green,
If TDS>40, the backlit color is red.
* Auto-Lock Function: From test beginning, the reading can be stabilized in seconds, and locked automatically for easy read and record.
* Hold Function: Before reading locked automatically, the reading can be locked manually if press "HOLD".
* Factory Calibrated: No need calibration by user.
* Auto-Off in 2 Minutes to conserve battery.
* A colorful TDS chart on the back to explains ppm readings.
* Includes a protective carrying case with belt clip, easy to carry.

Specifications:
* Measuring Range:
TDS: 0 - 9990 ppm (parts per million)
Conductivity: 0 - 9990 s/cm
Degrees Celsius: 0.1 - 50.0 C
Fahrenheit: 32.0 - 122.0 F
* Accuracy: 2% F.S
* Net Weight:1.62oz(46g)
* Size:6.29 x 1.14 x 0.59 inches (160x29x15mm)

Package Including:
1x TDS Meter
1x HoneForest Instruction
1x portable leather bag
1x HoneForest color box

Features

  • ACCURATE AND RELIABLE: To achieve high accuracy, equipped with premium quality titanium alloy probe, and reliable Automatic Temperature Compensation (ATC) ensures reading always be accurate at various temperatures.
  • MULTIFUNCTIONAL AND UPGRADED: Professional TDS, EC and Temperature Pen 3 in 1. Upgraded with big backlit LCD for easier reading, and auto-lock function for easier use.
  • EASY AND INSTANTLY: Just turn TDS meter on and stir water gently, then stabilized readings will be auto-locked on LCD in seconds, and the tds ppm meter will shut off automatically if without operation over 2 minutes.
  • MULTIPURPOSE TDS TESTER: Test drinking water purity to ensure it's healthy, monitor if Reverse Osmosis (RO)/DI System works properly, whether filter need replaced, maintenance aquarium, hydroponics(test nutrients), pool and spa, etc.
  • 3 YEARS WARRANTY. And we offer 90 days Money Back Guarantee if not totally happy with the digital TDS water tester meter.
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Brand: HoneForest   |   Manufacturer: HoneForest

Item Dimensions: 0.59 x 1.14 x 6.29 inches (1.5 x 2.9 x 16.0 cm)   |   Package Dimensions: 1.8 x 2.2 x 6.7 inches (4.6 x 5.6 x 17.0 cm)

Amazon Price: $14.97 | as of 09/19/2019(7:17am pst)
Availibility: Usually ships in 24 hours
List Price: $14.97 | Used Price: $14.67

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  #2

Digital TDS-Meter, Accurate and Reliable, HoneForest TDS, EC & Temp Meter 3 in 1, 0-9990ppm, Ideal Water-Tester-PPM-Meter(Green)

 Ean: 0663751292478   |    PartNumber: HFTDS-G7   |   Asin: B07CWDVJY9

Super accurate, reliable and easy to use TDS, EC &Temp water tester reader, with backlit and auto-lock function, 3 years warranty and 90 days money back guarantee.
This advanced digital ppm meter pen with Advanced Microprocessor Technology, combines TDS Meter(Total Dissolved Solids), EC Meter(Electrical Conductivity) and Temperature meter all in one ergonomically designed pen.

Widely be used for all Water Quality Testing, Water Purification Applications, Aquaculture, Hydroponics, Pool & Colloidal Silver, Water Treatment and more.
It's a must have handy tool for every household, testing for tap water, filtered water, distilled water, bottled water, well water, refrigerated water, etc.

Features:
* Automatic Temperature Compensation(ATC)
* Equipped with backlit LCD for easy reading.
If TDS 40, the backlit color is green,
If TDS>40, the backlit color is red.
* Auto-Lock Function: From test beginning, the reading can be stabilized in seconds, and locked automatically for easy read and record.
* Hold Function: Before reading locked automatically, the reading can be locked manually if press "HOLD".
* Factory Calibrated: No need calibration by user.
* Auto-Off in 2 Minutes to conserve battery.
* A colorful TDS chart on the back to explains ppm readings.
* Includes a protective carrying case with belt clip, easy to carry.

Specifications:
* Measuring Range:
TDS: 0 - 9990 ppm (parts per million)
Conductivity: 0 - 9990 s/cm
Degrees Celsius: 0.1 - 50.0 C
Fahrenheit: 32.0 - 122.0 F
* Accuracy: 2% F.S
* Net Weight:1.62oz(46g)
* Size:6.29 x 1.14 x 0.59 inches (160x29x15mm)

Package Including:
1x TDS Meter(green)
1x HoneForest Instruction
1x portable leather bag
1x HoneForest color box

Features

  • ACCURATE AND RELIABLE: To achieve high accuracy, equipped with premium quality titanium alloy probe, and reliable Automatic Temperature Compensation (ATC) ensures reading always be accurate at various temperatures.
  • MULTIFUNCTIONAL AND UPGRADED: Professional TDS, EC and Temperature Pen 3 in 1. Upgraded with big backlit LCD for easier reading, and auto-lock function for easier use.
  • EASY AND INSTANTLY: Just turn TDS meter on and stir water gently, then stabilized readings will be auto-locked on LCD in seconds, and the tds ppm meter will shut off automatically if without operation over 2 minutes.
  • MULTIPURPOSE TDS TESTER: Test drinking water purity to ensure it's healthy, monitor if Reverse Osmosis (RO)/DI System works properly, whether filter need replaced, maintenance aquarium, hydroponics(test nutrients) and pool, etc.
  • 3 YEARS WARRANTY. And we offer 90 days Money Back Guarantee if not totally happy with the digital TDS water tester meter.
  • See more on Amazon...

Brand: HoneForest   |   Manufacturer: HoneForest

Item Dimensions: 1.18 x 1.65 x 6.69 inches (3.0 x 4.2 x 17.0 cm)   |   Package Dimensions: 1.18 x 1.65 x 6.61 inches (3.0 x 4.2 x 16.8 cm)

Amazon Price: $14.99 | as of 09/19/2019(7:17am pst)
Availibility: Usually ships in 24 hours
List Price: $36.98

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  #3

Professional TDS ppm Conductivity Meter - Quick and Easy EC TDS and Temperature Test Pen | 0-9999 ppm with 2% Accuracy | Perfect 3-in-1 Tester For Ro Water Aquarium Hydroponics Coffee Pool etc.

Model: 3-in-1 TDS&EC   |    Mpn: TDS & EC   |    Ean: 0646437729567   |    PartNumber: TDS & EC   |   Asin: B01FPG89CE

Health Metric Water Quality Tester: A Must For Any House Tool Kit! Do you think that your water filtration system needs replacement but you are not sure about it? Meet The Health Metric TDS-EC Meter, Designed To Answer Your Questions In The Most Accurate Way! This 3-in-1 water quality meter is designed to offer you readings with unmatched accuracy: TDS Meter: Measures Total Dissolved solids such as minerals, salinity, metals, cations or anions dissolved in water. EC Meter: Measures the electrical conductivity in a solution, with great applications on hydroponics, aquaculture and freshwater systems to monitor the amount of nutrients, salts, chlorine levels or other impurities in the water. Thermometer: Precise results from 0.1-80.0 C (32.0 -176.0 F). Unlike most similar instruments that measure just one or two of the above values, this smart tool analyses all the elements found in water, giving you significant and reliable results about its purity. A Versatile Tool That Saves You Money While Providing The Best For Your Health! With this smart pen you can check any time on your water filtration, or reverse osmosis system to see whether it's time to renew your filters or not, ensuring that you and your family won't be exposed to unhygienic drinking water. This meter can also be of great help for farmers or gardeners as they can maintain the correct level of nutrients in the solution, which is the key for growing plants. And if you have an aquarium, this meter is the best way to ensure that your exotic fish will grow healthy and survive. Don't Squander It - Order Today!

Features

  • QUICK AND EASY TO USE - Measure your water quality within seconds. Simply dip the meter into the water, gently stir, and lock the results on the screen. Our easy to follow instructions make this factory calibrated TDS meter super convenient to use, whether at home or on the go.
  • UP TO 20% BETTER ACCURACY: The advanced 3-in-1 smartpen combines TDS, EC, and a temperature meter for improved accuracy. With an Automatic Temperature Compensation and the measuring range of 0-9999 ppm +/- 2%, it is an extremely handy device to have around.
  • FREE TDS E-BOOK: As a special thank you, we will send you a free TDS Testing Guide (PDF) including useful tips and insights from qualified water experts. This will help you navigate the world of TDS testing with an ease.
  • EXCELLENT VALUE - Our TDS meter provides a cost-effective way to regularly measure the effectiveness of RO/DI systems, water quality in pools and aquariums, hydroponic nutrient balance and much more. The strong Titanium alloy probe keeps it functioning for years to come.
  • DEDICATED TEAM OF EXPERTS - You can always count on our team of EPA experts, with more than 30 years of expertise in the water quality industry. If you have any questions or problems, simply get in touch with us and we'll help you get it right.
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Brand: Health Metric   |   Manufacturer: Health Metric

Package Dimensions: 1 x 2 x 6.5 inches (2.5 x 5.1 x 16.5 cm)

Amazon Price: $15.85 | as of 09/19/2019(7:17am pst)
Availibility: Usually ships in 24 hours
List Price: $34.97 | Used Price: $15.53

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  #4

TDS Meter Digital Water Test Meter, TDS Temperature & Conductivity Meter 3 in 1, 0-9999 ppm, Hydroponics EC Meter, Digital Water Quality Testers for Drinking Water, ppm Meter for Hydroponics Aquarium

Model: TDS-03   |    Mpn: TDS-03   |    Ean: 0680613789143   |    PartNumber: TDS-03   |   Asin: B07QLZ6DT5

CONCERNED ABOUT YOUR WATER QUALITY?
Hofun TDS Water Quality Test Meter performs as a guard who helps monitor water quality to tell you whether the water meets standards of drinking, so that you have a clear mind of water status and take measures to guarantee water safety for your family.

WHAT IS TDS AND WHY SHOULD YOU CARE?
TDS = Total Dissolved Solids, which are the inorganic salts and organic matter in liquid. The lower the TDS level, the purer the water is. Conversely, higher TDS level indicates more particles dissolved in liquid.

YOUR FIRST CHOICE: HOFUN TDS METER
Hofun 3 in 1 TDS, Temp & EC meter is Super Accurate, Reliable and Easy to use. it is also equipped with big backlit LCD Display and Auto-lock function, ONE YEAR warranty and LIFETIME technical support.

A Must-Have Tool for Kitchen, Aquarium, Hydroponics
How Pure is Your Water? With the push of one button, the digital TDS water tester will read overall water purity level, which will be displayed on the screen in ppm (parts per million). Hofun TDS meter is a perfect water testers for drinking water to measure and track TDS level of your water,thus to check whether your water filter is doing its job right and when to change the filter. With TDS water test meter, you can tell whether your water supplier is doing their job. All you need to do is to put it in the water and test.

FEATURES
* Automatic Temperature Compensation(ATC)
* Big backlit LCD for easy reading. Green for TDS 40; Red for TDS>40
* Auto-Off in 2 Minutes to conserve battery
* A colorful TDS chart on the back to explains ppm readings
SPECIFICATIONS
* Measuring Range:
TDS: 0 - 9990 ppm (parts per million)
Conductivity: 0 - 9990 s/cm
Temperature: 32.0 - 212 F (0 - 99 C)
* Accuracy: 2% F.S
* Size: 6.37 x 1.14 x 0.59 inches

Features

  • [ BONUS 3 in 1 Digital TDS Temperature & Conductivity Meter] Hofun 3 in 1 TDS, Electric Temperature & Conductivity Meter features the most advanced and updated technology. Three different measurement needs can be fulfilled by one digital water quality tester. Not only been convenient for you, but also saves your time and money, absolutely a helpful kit for your life.
  • [ RELIABLE TDS METER -- ACCURATE & QUICK] Equipped with premium quality titanium alloy probe, Hofun TDS water quality test meter enables quick and convenient test. Put the probe into water and LCD shows accurate results in seconds. In addition, advanced and reliable Automatic Temperature Compensation (ATC) ensures measurement accuracy, 0-9999 ppm, making it fits multiple usages, hydroponics meter Ideal water testers for drinking water test, swimming pool, laboratory, aquarium, RO/DI Water etc.
  • [ EASY READING BIG BACKLIT LCD DISPLAY & QUALIFIED WATER TESTER ] Hofun water hardness test meter for hydroponics ec meter with Big Backlit LCD is far superior than other ones, which allows wider angles of data reading and night reading. Besides, Red backlight ( ppm figure over 40 ) means high level ppm figure. Green backlight ( ppm figure below 40 ) indicates TDS figure qualified for direct drinking water (Notes: International standard adopted TDS figure 40 as a dividing line).
  • [ EASY OPERATION & ENERGY SAVING ] Hofun ppm meter allows one button operation. Just turn TDS meter on and stir water gently, then stabilized readings will be auto-locked on LCD in seconds, and the tds ppm meter will shut off automatically if without operation over 2 minutes.
  • [ ONE YEAR WARRANTY & LIFETIME TECHNICAL SUPPORT ] Hofun water hardness test meter is manufactured under extra high standards and of excellent quality. Thus we have absolute confidence of our water test meter and offer ONE YEAR warranty and LIFETIME technical support to guarantee your investment. We will always try every effort to provide our customers 100% satisfaction. No more hesitate to ADD TO CART and BUY IT NOW.
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Brand: Hofun   |   Manufacturer: Hofun

Item Dimensions: 0.62 x 1.14 x 6.4 inches (1.6 x 2.9 x 16.3 cm)   |   Package Dimensions: 1.3 x 1.6 x 6.7 inches (3.3 x 4.1 x 17.0 cm)

Amazon Price: $13.99 | as of 09/19/2019(7:17am pst)
Availibility: Usually ships in 24 hours
List Price: $29.99

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  #5

ZeroWater ZT-2 Electronic Water Tester, Blue

Model: TDSmeter-20   |    Mpn: ZT-2   |    Ean: 0735343744457   |    PartNumber: ZT-2   |   Asin: B002UUTAI6

ZT-2 Features: -Power source: 2 x 1.5V button cell batteries (included)(357A). -TDS meter. -Range: 0 - 999 ppm (mg/L). -Resolution: 1 ppm (0-999 ppm). -Accuracy: +/- 3%Conversion. -Factor: NaCl (avg. 0.5). Product Type: -Soil Testing Accessories. Dimensions: -Meter weight: 31.2g (1.1 oz). Overall Height - Top to Bottom: -5.5". Overall Width - Side to Side: -0.9". Overall Depth - Front to Back: -0.75". Overall Product Weight: -1 lbs.

Features

  • Easy To Use
  • Measure total dissolved solids in water
  • Know exactly when to change filters
  • Compare water samples
  • GET THE LEAD OUT: ZeroWater filters are the only pour-through filters NSF Certified to remove chromium & lead. Our pitchers, tumblers, & dispensers remove virtually all solids for the purest tasting water.
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Brand: ZeroWater   |   Manufacturer: Zero Technologies, LLC

Item Dimensions: 5 x 7 x 6 inches (12.7 x 17.8 x 15.2 cm)   |   Package Dimensions: 0.3 x 1.1 x 5.5 inches (0.8 x 2.8 x 14.0 cm)

Amazon Price: $16.49 | as of 09/19/2019(7:17am pst)
Availibility: Usually ships in 24 hours
List Price: $16.95 | Used Price: $13.19

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  #6

3 in 1 TDS Meter, Govee Accurate Water Quality Tester with Backlit Screen, TDS, EC and Temperature Between 0-9999 ppm Portable Water Tester with ATC for Drinking Water, Aquariums, Water Test Kit

 Ean: 0667581452880   |   Asin: B07DWP6TGQ


Description
This advanced digital ppm meter pen with Advanced Microprocessor Technology, combines TDS Meter(Total Dissolved Solids), EC Meter(Electrical Conductivity) and Temperature meter all in one ergonomically designed pen.
Widely be used for all Water Quality Testing, Water Purification Applications, Aquaculture, Hydroponic, Pool & Spa, Colloidal Silver, Water Treatment and more. It's a must have handy tool for every household, testing for tap water, filtered water, distilled water, bottled water, well water, refrigerated water, etc. Features:
* Automatic Temperature Compensation(ATC)
* Equipped with backlit LCD for easy reading.
If TDS 40, the backlit color is green,
If TDS>40, the backlit color is red.
* Auto-Lock Function: From test beginning, the reading can be stabilized in seconds, and locked automatically for easy read and record.
* Hold Function: Before reading locked automatically, the reading can be locked manually if press "HOLD".
* Factory Calibrated: No need to calibrate after receiving.
* Auto-Off in 2 Minutes to conserve battery.
* Includes a protective carrying case with belt clip, easy to carry. How to use:
1, Remove the protective case and press ON/OFF button.
2, Immerse the TDS meter into the water.
3, Stirring the water tester and waiting the display stabilizes.
4, Wipe the meter with towel.
5, Press ON/OFF for 3 seconds and it will shut down. Note:
1, Don not drop the entire TDS meter in the water or dip beyond the maximum immersion level.
2, Do not store the water tester under high temperature or direct sunlight.
3, Do not strike, press or flop.
Specifications:
* Measuring Range:
TDS: 0 - 9999 ppm (parts per million)
Conductivity: 0 - 9999 s/cm
Degrees Celsius: 0.1 - 00.0 C
Fahrenheit: 32.0 - 212.0 F
* Accuracy: 2% F.S

Features

  • High Accuracy With premium quality titanium alloy probe and ACT(Automatic Temperature Compensation) function, the water quality tester reads accurately at various temperatures.
  • 3 in 1 Function This TDS meter can test TDS EC and temperature. Its measuring range of TDS is 0-9999 ppm with accuracy: 2%, while the EC range 0-9999 us/cm and the temp range is 32.0-212 F- 0-99.0 C with accuracy 0.1 .
  • Auto Hold and Turn Off The reading result will be auto-locked on LCD in seconds. To safe the power supply, the water tester will shut down automatically after 2 minutes stand by.
  • Upgrade LCD Backlit Display Unlike traditional screen, the water tester designed with advance LCD backlit display, which is easier and clearer to be read. Govee product includes 1 year warranty.
  • Compact Design Come with a leather case, this TDS meter is portable to be carry away. You can test water anywhere to get the purest drinking water.
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Brand: MINGER   |   Manufacturer: MINGER

Package Dimensions: 0.8 x 2.8 x 6.5 inches (2.0 x 7.1 x 16.5 cm)

Amazon Price: $9.99 | as of 09/19/2019(7:17am pst)
Availibility: Usually ships in 24 hours
List Price: $9.99

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  #7

eSeasongear SALT-3050 Waterproof Tester, Digital Salinity PPM Temperature Meter for Salt Water Pool and Koi Fish Pond

Model: SALT-3050   |    Ean: 0647608367427   |   Asin: B01BXDTSXW

eSeasongear SALT-3050 Waterproof Digital Salt Salinity Temperature Meter Tester *** Works ONLY for Salt Water Pool and Koi Fish Pond Salt level testing! *** Will NOT work for Sea/Marine/Salt Water Fish Tank Salt level testing! *** Will NOT work for Food salt level testing! *** Will NOT work for any other application! *** Salt Range: 0-5000ppm or 0-5.0 ppt; Temperature Range: 0-55 C or 32-130 F *** Waterproof Rating: IP65; Do not drop the meter into water since it is not rated to the IP-67. *** The SALT-3050 is precalibrated at 3000ppm salt for pool and pond testing. *** This meter is better than the KoiMedic Koi Medic Salt Meter - Electronic Pond Water Salt Level Tester. *** The 3000ppm calibration solution is available if needed for recalibration. *** eSeasongear is a registered trademark of All Water Care, Inc.

Features

  • Precalibrated at 3000 ppm salt (NaCl)
  • Built-in ATC sensor for automatic temperature compensation
  • Built-in salt (NaCl) conversion factor for meter calibration
  • Salt Range: 0-5000 ppm or 0.0-0.5 %
  • Temperature Range: 0-55 C or 32-130 F; Waterproof Rating: IP65
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Brand: eSeasonGear   |   Manufacturer: eSeasongear

Amazon Price: $39.99 | as of 09/19/2019(7:17am pst)
Availibility: Usually ships in 24 hours
List Price: $39.99

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  #8

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

Model: TDS-3   |    Mpn: TDS-3   |    Ean: 0826333000001   |    PartNumber: TDS-3   |   Asin: B000VTQM70

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 the push of a button, the TDS-3 can tell you your overall water purity level, which will be displayed on the screen in ppm (parts per million). The lower the TDS level, the purer the water, with 0 ppm being pure H2O. The TDS-3 is great for checking your tap water quality, or knowing when to change a filter. (The meter does not test for biological contaminants.) The TDS-3 is a great tool for drinking water, water filtration and purification, colloidal silver, hydroponics (test your nutrients), aquariums, RO/DI systems, pools and spas, commercial and industrial applications and more. The TDS-3 is a rugged model that includes a protective carrying case. This is the world's most popular handheld TDS meter for industry professionals.

Features

  • Its Ideal for Commercial Use
  • Its Includes a Carrying Case with Belt Clip
  • Hold Function: Saves Measurements for Convenient Reading and Recording
  • Highly Efficient and Accurate Due to Its Advanced Microprocessor Technology
  • Built-in Digital Thermometer, Display: Large and Easy-to-read LCD Screen.
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Brand: HM Digital   |   Manufacturer: HM Digital

Item Dimensions: 1 x 1.5 x 6 inches (2.5 x 3.8 x 15.2 cm)   |   Package Dimensions: 1 x 2 x 7 inches (2.5 x 5.1 x 17.8 cm)

Amazon Price: $14.75 | as of 09/19/2019(7:17am pst)
Availibility: Usually ships in 24 hours
List Price: $15.91 | Used Price: $9.15

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  #9

Frizzlife Inline TDS Meter for RO System - Quick Connect TDS Monitor Fits for iSpring, APEC Water Systems, Whirlpool, Express Water, Home Master Reverse Osmosis Water Filter System

 Ean: 0824006770145   |    PartNumber: TDS03   |   Asin: B07RDHH29Q

Attach to RO/DI Aquarium and RO water filter system, with two 1/4" quick fittings, easy to install. Small size, lightweight.



TDS stands for Total Dissolved Solids, which is any salt, metal or mineral in the water. With the push of ON/OFF bottom, it can tell you your overall water purifier level, extremely easy to operate. Monitor your water quality any time you need.



High precision measurement TDS value with LED digital display.



Display different TDS value with three different face: 0-50ppm for Smile Face, 51-300ppm for calm face, above 300ppm for cry face.



The TDS meter is an expensive and convenient digital tool to instantly check your purifier level of your RO/DI system, pools, commercial and industrial applications and more.







SPECIFICATIONS:



* TDS Range: 0-4999ppm



* LED digital display



* Standby power: 100uA;



* Power consumption: 2.5mA



* Operation Temperature: 0~50 C



* Battery: Lithium Cell CR2450, 3V, 540mA



* Size: 55 x 38 mm (2.1 x 1.95 inch)



* Weight: 25g

Features

  • A NEVER LOST TDS MONITOR: Compare to most digital TDS meter, the Frizzlife Inline TDS meter never lost as it will be constantly installed inline with the RO system
  • FAST WATER QUALITY CHECK: Takes less than 5 seconds to check if your water from the Reverse Osmosis filtration system is still good or not
  • HIGH ACCURACY & RELIABLE: Its measuring range of TDS is 0-4999 ppm with accuracy: 2% ensure reading always be accurate at various temperatures.
  • EASY AND INSTANTLY: It contain 2 quick fittings which allows the TDS monitor attached to an RO water purifier system. Just turn on and continuously test your water quality.
  • MUTI USAFE: Inline Test drinking water quality to ensure it's healthy, monitor if reverse osmosis or Aquarium RO/DI system works properly, whether filter need to be replaced
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Brand: FRIZZLIFE   |   Manufacturer: Frizzlife

Package Dimensions: 1.77 x 2.6 x 5.35 inches (4.5 x 6.6 x 13.6 cm)

Amazon Price: $12.45 | as of 09/19/2019(7:17am pst)
Availibility: Usually ships in 24 hours
List Price: $25.00

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  #10

TDS Meter, Water Quality Tester Filter Pen, Accuracy Testing Water Quality for Drinking Water Purity Test, Swimming Pools, Aquariums, Etc.

 Ean: 0611355890996   |    PartNumber: TDS-3   |   Asin: B07QDRWSWS

TDS Measurement Range: 0-9990 ppm
Color: Light Grey
Readout Accuracy: +/- 2%
Temperature range: 0-50 C
Batteries: 2 X LR44 batteries required.(included)
Size: 6.1"*1.2"*0.9"
Weight: 60g
Packaging: Leather bag

How to use:
1.Take off the protective cap and press the ON/OFF switch.
2.Immerse the meter electrode into the water until the immersion line.
3.Gently agitate the TDS meter to remove bubbles.
4.Waiting for the reading is stable in 5 seconds,press the hold key and check the reading.
5.After using,dry the test pen,press ON/OFF for 3 seconds and it will shut down,then put the cap back on it.

Temperature Test Instructions:
1.Remove the TDS pen cover and use it in liquid or air.
2.Pressing the TEMP key,the display will convert to a Celsius display,press the key again to convert to Fahrenheit temperature test,then press the key third time to return to water quality test.

Influence factor
1.Water temperature:TDS meter pen can not to measure the hot water bodies.
2.The velocity of water flow:TDS pen can not to measure the large velocity of water flow.
3.Area:TDS values vary from region to region and city to city due to different pipelines and water sources.

TDS In PPM
Distilled water TDS value: 0 ppm
Purified water TDS value: 10 ppm
Spring water TDS value: 100-200 ppm
Tap water TDS value: 100-250 ppm
Pure alcohol TDS value: 0 ppm
Warning
Avoid immersing the TDS pen in water, avoid direct light and high temperature, avoid impact and drop down.

Features

  • Highly efficient and accurate due to its advanced microprocessor technology, one measurement can be completed within 5 seconds.
  • Built-in Digital Thermometer, Display: Large and Easy-to-read LCD Screen.
  • Long battery life cycle: It's used with 2pcs 1.5V batteries, can use more than 3 years, it will be power-off automatically after stop using in 5 minutes to save the battery.
  • High accuracy: +/- 2% Readout Accuracy Testing, the titanium alloy probe has high test accuracy, which can avoid the interference of magnetic field in water.
  • Imported High-Quality Clip, warranty 3 years.
  • See more on Amazon...

Brand: KOMITASUI   |   Manufacturer: KOMITASUI

Item Dimensions: 0.9 x 1.2 x 6.1 inches (2.3 x 3.0 x 15.5 cm)   |   Package Dimensions: 1.1 x 1.3 x 6 inches (2.8 x 3.3 x 15.2 cm)

Amazon Price: $7.98 | as of 09/19/2019(7:17am pst)
Availibility: Usually ships in 24 hours
List Price: $7.98

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  #11

Water Tester Digital Tds Meter, EC Meter PPM Meter and Temp Meter 2 pcs Ph Test Paper, 0-9990ppm, Portable Water Quality Tester Suitable for Home ATC Drinking Water, Spa, Aquarium

 PartNumber: Water Tester-1   |   Asin: B07QNGXZVT

TDS water quality tester and PH test paper meet all your testing requirements for water quality!

Wide range of applications: widely used in scientific laboratories, school education,
commercial manufacturing, industrial pollution control, agriculture, etc.
It can be used to test standards in household drinking water, reverse osmosis systems, swimming pools, aquariums and other related fields.

Auto off and hold function: The TDS tester automatically turns off after 2 minutes of inactivity to conserve battery power.
With hold function, you can save measured values for easy reading and recording

Measuring range: 0-9990 ppm. From 0-999 ppm, the resolution increment is 1ppm.
From 1000 to 9990 ppm, resolution is in 10ppm increments, represented by a flashing 'x10' image

Upgrade LCD backlight display: Unlike traditional screens, the water quality tester uses an advanced LCD-backlit display design that is easier to read.
The product includes a 1-year warranty.

Specifications
Measuring Range:
TDS: 0 - 9999 ppm
Conductivity: 0 - 9999 s/cm
Degrees Celsius: 0 - 99 C
Degrees Fahrenheit: 32 - 210 F
Accuracy: 2% F.S
Battery: CR2032, DC3V; 230mAh
Working Temperature: 32 - 122 F
Net Weight: 1.45oz (41g)
Size: 6.39 x 1.16 x 0.64 inches

Note:
1 Don not drop the entire TDS meter in the water or dip beyond the maximum immersion level.
2 Do not store the water tester under high temperature or direct sunlight.
3 Do not strike, press or flop.

Features

  • Multipurpose TSD Test Pen: 3-in-1 TSD test pen, can test TDS, EC and temperature, 4 modes, not only can be used to check the working condition of water purifier daily, but also can be used to detect fish tank water quality, swimming pool, etc, with PH test paper, it is more convenient to detect the pH of planting is convenient for all your daily use.
  • High Quality, Precise Test Value: The high quality titanium probe and ACT (automatic temperature compensation) function allow the water quality tester to be accurately read at various temperatures. The measurement range is 0-9999 ppm with an accuracy of 2%, an EC range of 0-9999 us / cm, a temperature range of 32.0-212 F- 0-99.0 C, and an accuracy of 0.1 C.
  • Easy To Use And Easy To Carry: Just stick it in about 1 inch of water to get a reading. It is compact and requires no maintenance. The TDS Water Tester is a rugged model that includes a protective carrying case with a belt clip that is easy to use at home or outdoors.
  • Caring For Family Health: Water is the source of human health. For the health of your family, Please develop the habit of testing water quality. It can not only protect children, The elderly, The health of pregnant women, But also express your deep love for your family. Please don't ignore this little one. The role of the water quality test pen will protect your family's health.
  • 1 Year Warranty: The water quality monitor is strictly controlled and handed over to the customer. If you encounter any problems during the use, please send an email to the customer service. We will solve all the problems for you. Please rest assured to buy !
  • See more on Amazon...

Brand: chanxuan   |   Manufacturer: Water Tester

Package Dimensions: 1.18 x 1.89 x 7.17 inches (3.0 x 4.8 x 18.2 cm)

Amazon Price: $11.99 | as of 09/19/2019(7:17am pst)
Availibility: Usually ships in 24 hours
List Price: $19.99

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  #12

Test Assured Drinking Water Test Kit with Digital TDS Meter - Easy at-Home EPA Water Test Kit for 10 Water Contaminants and Total Dissolved Solids

Model: COMINHKPR136163   |    Mpn: TDSKIT001   |    Ean: 0806800159272   |    PartNumber: TDSKIT001   |   Asin: B01EUDOFOO

Test Assured Complete Water Analysis Test Kit with TDS Water Quality Tester not only includes ALL 10 of our at home water tests but also comes with a digital TDS Meter. This home water testing kit includes all of the following tests:

Lead Water Test Kit. Coliform Test Iron Test. Nitrates and Nitrites Test Chlorine Level Test Copper Test Alkalinity Test pH Test Water Hardness Test Kit Total Dissolved Solids

With this Test Assured combination water testing kit and TDS meter, you ll have everything you need to thoroughly test your water for multiple water contaminants and water hardness. This tap water or well water test kit also works with city/municipal water, tap water, residential drinking water, groundwater, and spring water sources.

Most results are generated within minutes and offer the perfect affordable screening of your water supply. The results are easy to read, just follow our color charts and instruction manual. Most anyone can test their water and get results back right from their own homes, no mailing away required.

Features

  • 10 TESTS in ONE: this home water testing kit contains tests for Lead, Iron, Nitrates, Nitrites, Chlorine, Copper, Alkalinity, pH, Hardness, and Total Dissolved Solids
  • EASY-TO-USE: the water testing kit is easy to use and includes everything you need to perform the tests; just take your own samples and receive quick accurate results; no need for any lab testing
  • EPA STANDARD LIMITS: the drinking water test kits are calibrated according to the Environmental Protection Agency or EPA quality standard guidelines for water quality limits
  • MADE IN USA: all 10 tests, including the digital TDS meter, are made in the USA ensuring US quality standards for each drinking water test kit
  • SATISFACTION GUARANTEE: the water testing kit and TDS water quality tester are backed by our 100% satisfaction guarantee; we offer a full refund if you're not completely satisfied with our test kits
  • See more on Amazon...

Brand: Test Assured   |   Manufacturer: Test Assured

Package Dimensions: 2 x 6.1 x 8.2 inches (5.1 x 15.5 x 20.8 cm)

Amazon Price: $44.95 | as of 09/19/2019(7:17am pst)
Availibility: Usually ships in 24 hours
List Price: $44.95

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  #13

Extech PH100 ExStik pH Waterproof Meter

Model: PH100   |    Mpn: PH100   |    Ean: 5053184545480   |    PartNumber: PH100   |   Asin: B00023RYQ8

Exstick Ph Meter, Ph Range 0. 00 To 14. 00, Waterproof Yes, Automatic Temperature Compensation Yes, Displayed Temperature Range 23 To 194 Degrees F, -5 To 90 Degrees C, Operating Temp. Range (F) 23 To 194 Degrees , Operating Temp. Range (C) -5 To 90 Degrees , Display Dual Line Lcd, Auto Power Off Yes, Memory Stores 15 Labeled Readings, Temperature Compensation Range Yes, Calibration 1, 2 Or 3 Pt. , Includes Built-In Smart Chip Predicts Ph Electrode Performance With Renew Indicator

Features

  • Flat surface pH electrode is waterproof and rugged enough to withstand harsh environments
  • LCD display shows pH from 0.00 to 14.00, temperature and bargraph of trends in acidity or alkalinity; device stores and recalls up to 15 labeled readings
  • RENEW feature tells you when it and' time to replace your pH electrode
  • CAL feature tells you when it and time to recalibrate your meter
  • Includes meter, protective sensor cap, sample cup, 4 SR44 button batteries and 1 48-Inch (1.2m) neck strap
  • See more on Amazon...

Brand: Extech   |   Manufacturer: Extech Instruments

Item Dimensions: 1.4 x 1.6 x 6.8 inches (3.6 x 4.1 x 17.3 cm)   |   Package Dimensions: 2 x 2.8 x 9.2 inches (5.1 x 7.1 x 23.4 cm)

Amazon Price: $71.99 | as of 09/19/2019(7:17am pst)
Availibility: Usually ships in 24 hours
List Price: $99.99

Warranty: 1 year (meter only)

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  #14

UBANTE Professional Quality TDS, EC & Temperature Meter, Water Quality Test Meter,0-9990ppm.Accurate and Reliable Water Test Meter. Ideal for Drinking Water, Aquariums. (Yellow)

Model: UBT-DTS-U04   |    Mpn: UBANTE -TDS   |    Ean: 5944548318881   |    PartNumber: UBANTE -TDS   |   Asin: B06XC6CV9J

Professional quality combination UBANTE TDS Meter, TDS EC Meter and Temperature Meter The TDS EC Meter is a professional level water test meter that fits in your pocket! Ideal for all water quality testing, water purification applications, waste water regulation, aqua culture, hydroponics, laboratory and scientific testing, pools & spas, ecology testing, colloidal silver, water treatment and more. Features: * Lock function - makes it easy to read and record, press HOLD button then remove from test solution. ** 4 Display modes: press SHIFT button: TDS - ppm & C, EC - s/cm & C, TDS - ppm & F, EC - s/cm & F. * 5 minute Auto Shut Off feature, so battery won't run down. Measurement Range: Conductivity: 0 - 9990 s/cm TDS: 0 - 9990 ppm (parts per million) Degrees Celsius: 0. 1 - 80. 0 C, Fahrenheit: 32. 0 - 176. 0 F * Accuracy: 2% * Net weight: 1. 62oz (46g) * Size: 6. 29 x 1. 14 x 0. 59 inches (160 x 29 x 15 mm) We know you will love the accuracy and reliability of this Water Testing Meter. Click on the ADD to Cart Button on the top right of this page NOW!

Features

  • TECHNICAL SPECS: Accuracy: 2%. Range:0-9990ppm, 0-9990 s/cm, 0.1-80.0 C, 32.0-176.0 F.
  • MULTIPURPOSE WATER TESTER: Use this mini device to test the water you are planning to use for hydroponics or to fill your aquarium. It can also be used as a TDS meter for coffee or a TDS meter for drinking water to ensure your H20 is clean and healthy!
  • PROFESSIONAL QUALITY: Made out of the the finest quality materials available, our ATC meter is much more durable than any other affordable TDS meter currently on the market.
  • EASY TO USE TDS METER: Each one of these TDS water meters is equipped with a digital display that makes it easy to read levels, know when it's time to change the filter and adjust settings are needed.
  • COMPACT, PORTABLE SIZE: The small, slim size of our high range TDS meter allows you to take it with you to test water on the go.
  • See more on Amazon...

Brand: UBANTE   |   Manufacturer: UBANTE

Package Dimensions: 1.6 x 1.7 x 6.9 inches (4.1 x 4.3 x 17.5 cm)

Amazon Price: $13.68 | as of 09/19/2019(7:17am pst)
Availibility: Usually ships in 24 hours
List Price: $19.99

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  #15

Worldoor LCD Digital TDS Meter Tester Water Quality Ppm Purity Filter Portable Pen Type TDS Tester(TDS Tester)

Model: 400103-00020   |    Mpn: 400103-00020   |    Ean: 0705586458084   |    PartNumber: 400103-00020   |   Asin: B007VK4YY0

LCD Digital TDS Meter Tester Water Quality Ppm Purity Filter (TDS Tester)

Features

Brand: Worldoor   |   Manufacturer: Worldoor

Package Dimensions: 1 x 1.1 x 5.4 inches (2.5 x 2.8 x 13.7 cm)

Amazon Price: $7.98 | as of 09/19/2019(7:17am pst)
Availibility: Usually ships in 1-2 business days
List Price: $7.99 | Used Price: $3.79

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  #16

3 in 1 Hydroponic TDS PPM Total Dissolved Solids 0-999 PPM Conductivity Meter Measure Drinking Water Aquarium Farming Measurement Tool

Model: AI-TDS-01   |    Mpn: AI-TDS-01   |    PartNumber: AI-TDS-01   |   Asin: B07P9NJH57

What Is TDS?TDS means total dissolved solids, which gives a reading of the amount of salts, metals, or minerals in water. It it important to get an accurate reading of the TDS, or PPM (parts per million) when preparing your nutrient solution formula for your indoor hydroponic garden.Distilled water should give you a TDS reading 0 PPM. If using tap water, it is recommended to take a reading before adding nutrient solution to set a baseline.

Features

  • HIGH ACCURACY, SIMPLE DESIGN: Easy to use, turns off after 2 minutes of inactivity, toggle between TDS, EC, and temp
  • LONG LIFE: Lithium CR 2302 battery included, lifetime > 3 years
  • 3 IN 1 TOOL: TDS (Total Dissolved Solids), EC (Electrical conductivity), and temperature
  • MEASUREMENT RANGE: 0-999 PPM/TDS (Parts per Million/Total Dissolved Solids) 2%. 32.0 F - 122.0 F temperature range
  • See more on Amazon...

Brand: Agritech Innovations   |   Manufacturer: Agritech Innovations

Package Dimensions: 1 x 3 x 3.3 inches (2.5 x 7.6 x 8.4 cm)

Amazon Price: $9.99 | as of 09/19/2019(7:17am pst)
Availibility: Usually ships in 24 hours
List Price: $29.99

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  #17

HM Digital 1000ppm TDS Calibration Solution

Model: 716170   |    Mpn: C1000   |    Ean: 0891144000038   |    PartNumber: C1000   |   Asin: B001FD6WZ8

For optimal performance, re-calibrate your meters periodically or if testing TDS or conductivity levels in wide or different ranges

Features

  • 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
  • Laboratory quality NIST-traceable solutions
  • Any brand TDS meter can be calibrated to any brand of calibration solution
  • Bottles have a convenient wide mouth, allowing a user to simply insert the meter into a stable bottle
  • Sealed with coated foam liner
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Brand: HM Digital   |   Manufacturer: HM Digital Meters

Item Dimensions: 1.3 x 3.3 x 1.3 inches (3.3 x 8.4 x 3.3 cm)   |   Package Dimensions: 1.5 x 2.1 x 3.7 inches (3.8 x 5.3 x 9.4 cm)

Amazon Price: $5.55 | as of 09/19/2019(7:17am pst)
Availibility: Usually ships in 24 hours
List Price: $9.31

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  #18

LaMotte 1749 Salt/TDS/Temperature TRACER PockeTester, 1.6" W x 7.4" L x 1.6" H

Model: 1749   |    Mpn: 1749   |    Ean: 9876546513127   |    PartNumber: 1749   |   Asin: B00BT13RRM

LaMotte 1749 Salt/TDS/Temperature TRACER PockeTester, 1.6" W x 7.4" L x 1.6" H

Features

  • Auto Power Off After 10 minutes of no button presses
  • 0 to 199.9 S, 200 to 1999 S, 2.00 to 19.99 mS Conductivity Range
  • 0 to 99.9 ppm and mg/L, 100 to 999 ppm and mg/L, 1.00 to 9.99 ppt and g/L TDS Range
  • 0 to 99.9 ppm S, 100 to 999 ppm S, 1.00 to 9.99 ppt S Salinity Range
  • See more on Amazon...

Brand: LaMotte   |   Manufacturer: LaMotte

Item Dimensions: 2.2 x 2.7 x 9 inches (5.6 x 6.9 x 22.9 cm)   |   Package Dimensions: 2.2 x 2.8 x 9.1 inches (5.6 x 7.1 x 23.1 cm)

Amazon Price: $93.15 | as of 09/19/2019(7:17am pst)
Availibility: Usually ships in 24 hours
List Price: $104.00 | Used Price: $90.81

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  #19

HM Digital AP-1 AquaPro Water Quality Total Dissolved Solids Tester, 0-5000 ppm TDS Range, 1 ppm Resolution, +/- 2% Readout Accuracy (Magnetic Body)

Model: HMDAP1   |    Mpn: HMDAP1   |    Ean: 0807032971472   |    PartNumber: HMDAP1   |   Asin: B007KDYOMU

Product Description: How Pure is Your Water? A TDS meter (aka ppm pen, 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 the push of a button, the AP-1 can tell you your overall water purity level, which will be displayed on the screen in ppm (parts per million). The lower the TDS level, the purer the water, with 0 ppm being pure H2O. The AP-1 is great for checking your tap water quality, or knowing when to change a filter. (The meter does not test for biological contaminants.) The AP-1 is a great tool for drinking water, water filtration and purification, hydroponics (test your nutrients), colloidal silver, aquariums, RO/DI systems, pools and spas, and more. HM Digital's AquaPro digital water tester has a sleek design that's perfect for today's modern kitchen. The AquaPro digital water testers are the next generation for today's tech-savvy and health-conscience consumer. Temperature Range: 0-80 C; 32-176 F

Features

  • Measures total dissolved solids (TDS) and temperature
  • Automatic Temperature Compensation (ATC)
  • Water-resistant housing
  • Digital Calibration (push button)
  • Magnetic body - store the meter on your fridge when not in use!
  • See more on Amazon...

Brand: HM Digital   |   Manufacturer: HM Digital

Item Dimensions: 1.1 x 0.5 x 5.9 inches (2.8 x 1.3 x 15.0 cm)   |   Package Dimensions: 1 x 4.3 x 7.4 inches (2.5 x 10.9 x 18.8 cm)

Amazon Price: $23.00 | as of 09/19/2019(7:17am pst)
Availibility: Usually ships in 24 hours
List Price: $23.91

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