Best Tds 3 Messgert 2026

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Last Updated - 03.02.2026

Best Choice

01

HM Digital

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

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9.7

Exceptional

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Main highlights

TDS-EZ meters are calibrated with a 342 ppm NaCl solution. Meters can be recalibrated with a
Measurement range: 0-9990 ppm. From 0-999 ppm, the resolution is in increments of 1ppm. From 1000
Hold Function: saves measurements for convenient reading and recording.
Economy model that is ideal for end-users. Highly efficient and accurate due to its advanced
Auto-off function: the meter shuts off automatically after 10 minutes of non-use to conserve

21,39 €
02

HM Digital

HM Digital Handheld TDS-3 Tester

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9.4

Excellent

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Portable design: lightweight and compact, with convenient carry bag for easy carrying
PRECISE TDS MEASUREMENT Accurately reads the total dissolved solids (TDS) in your water, from 0 to 9990 ppm
EASY TO READ DISPLAY Features a digital display for clear readings at a glance
Built-in thermometer: measures water temperature for more accurate TDS measurements
BATTERY OPERATED: Powered by batteries for convenient, cordless use

18,87 €
Value for Money

03

Gasea

Gasea LCD TDS 3 Meter Drinking Water Quality Digital Temperature Meter PPM Test Meter for Drinking Water Hydroponics Aquarium Pool Spa

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9.1

Excellent

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Temperature controller: tests the water in degrees Celsius and Fahrenheit; measuring range of degrees 31 200 F, accuracy of 1 F
Practical: with leather case and clip, ideal for on the go
Hold-Taste: Erhlt den Messwert, wenn das Messgert aus dem Wasser genommen wird, fr bequemes Lesen und Aufzeichnen
Automatic shut-off function: turns off automatically after 10 minutes of inactivity to maintain the life of the battery
Advanced processor: temperature automatically calibrated; TDS tester measuring range of 0 9990 ppm with an accuracy of 1 ppm (please receive the promo code on the product page when purchasing to get a more favourable price

12,82 €
04

KINGOZOYI

TDS Measuring Device for Drinking Water, 3 in 1 Digital Water Quality Tester, EC Temperature Meter for Drinking Water Pool Aquarium Fish Pond Swimming Pool

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9.0

Excellent

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【MULTIPLE USES】: Ideal for checking the pH of drinking water, swimming pools, aquariums, hydroponics, laboratories, tap water etc; ideal for home or laboratory use.
TDS meter: press the switch and immerse the test pen in the water to be tested. The lower the TDS value, the lower the content of dissolved solids in the water and the purer the water
LCD display, mode conversion: simultaneous display of water TDS / conductivity EC and temperature values, HD backlight, data hold function, easy to handle a wide range of environments. Press the "SHIFT" button to switch between TDS/EC mode, Celsius/Fahrenheit mode
High precision, high quality: conductivity: 0-9990us/cm, TDS: 0-9990ppm, Celsius: 0.1-80.0°C, Fahrenheit: 32.0-176.0°F, accuracy: ±2%. Equipped with automatic temperature compensation (ATC) to ensure accurate readings at different temperatures.
3 in 1 design: the water quality tester consists of a TDS meter, an EC meter and a temperature meter. Can be used for testing drinking water, hydroponics or filled aquarium water.

10,99 €
05

Aideepen

Aideepen TDS Drinking Water Meter, 3 in 1 TDS/EC ppm Meter Water with Backlight, Water Quality Tester for Pool, Drinking Water, Aquarium, Swimming Pool

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8.7

Very Good

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Water tester drinking water measuring range: conductivity: 0-9999us/cm, TDS:0-9999ppm, Celsius:0.1-80.0°C, Fahrenheit:32.0-176.0°F, accuracy: ±2%.
Versatile The TDS meter is suitable for home and laboratory water quality testing, such as drinking water, tap water, aquariums, ponds, swimming pools, filtered water, bottled water. Vue du manuel en allemand : All characters in brackets must be entered (http://8.217.75.21/Aideepen/B0CDH629WN DE.pdf)
Multi-mode switching: click the shift button to switch between TDS and conductivity, the meter will factory display the TDS value; 2 consecutive touch of the shift button, Celsius Fahrenheit switching, the meter is factory preset to Celsius.
EC meter calibration method: 1. Prepare tools: solution with known value 2. Press the first ON/OFF switch to turn on the device. 3. Remove the electrode shield. 4. Place the electrode in a solution of known value and gently swing the solution to remove any air bubbles around the electrode. 5. In the detection state, press and hold the middle button for 5 seconds and then press buttons 1 and 3 to adjust the known solution value up and down. This completes the calibration. The calibration standard solution is EC: 1413 μS/cm (not included)
Calibration function: if there is a measurement inaccuracy, a calibration measurement can be performed. (Comes factory calibrated. Calibration solution not included.)
Automatic shut-off function: the EC meter stores the reading for easy reading and recording and turns off after 5 minutes of inactivity to extend the life of the battery.
3-in-1 water quality tester: the TDS measuring device for drinking water consists of a TDS meter, an EC meter and a thermometer. You can use it to measure the fertiliser concentration, the degree of impurity and the temperature of the water, which is convenient for vegetable growing or aquaculture.

7,99 €
06

YUFFQOPC

TDS Meter 3 in 1 EC/TEMP/TDS Digital Water Tester TDS Water Quality Tester Drinking Water Test Microsiemens Meter PPM Meter Water TDS Meter for Drinking Water Pool Aquarium Pond

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8.5

Good

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Wide range of applications: the TDS water electro test can be used to detect water tester tap water, filtered water, distilled water, bottle water, well water, frozen water, etc. Water quality conditions for breeding boxes, agricultural water, etc. No expensive laboratory required. Tests or professional equipment, you can get reliable results you need daily from the comfort of your own home
Small size, portable design, easy to carry: digital water tester is white, beautiful and elegant; water quality tester is small and light; it can also be carried in a free leather case, and you can take it with you wherever you want, perform water quality tests at any time to ensure the safety of your water quality
LCD screen display, easy to read: Are you worried about your water quality? The water quality test meter solves your problems, just put it in the water for a few seconds, press the button, the TDS water quality tester can tell you the total water purity level and display on the screen in ppm (one millionth). , the result is intuitive and accurate
Highly accurate measurement: water quality analyzer is equipped with a high-quality probe made of titanium alloy and a reliable automatic temperature compensation (ATC), which with professional technology ensures that almost accurate data can be obtained under all conditions. Water tester can detect three types of impurities in the water: soluble salts such as Ca+ and Mg+, heavy metals such as Pb, Zn and Cu as well as ionic organic Test range: 0-9990ppm
3-in-1 multifunctional: water quality test meter reliably measures TDS, EC and temperature. TDS water quality tester can meet your three requirements. 3 in 1 EC digital water tester has an automatic shut-off and hold function, the TDS tester automatically turns off after 2 minutes of non-use to save battery and extend the usage time. Digital water quality tester also has the function of the measured value for easy reading and recording

5,99 €
07

Kliplinc

Kliplinc Water conductivity analog TDS sensor module tester liquid detection meter for monitoring water quality T DC 3.3-5.5 V

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8.3

Good

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Main highlights

5. Compatible with easy connection, plug and play, no need for plugging
4. Waterproof probe, can be immersed in water for long-term measurement
3. The excitation source is an AC signal that effectively prevents probe polarization
2. 0~2.3V analog signal output, compatible with 5V and 3.3V control systems
1. Wide voltage operation: 3.3~5.5V

12,46 €
08

Aideepen

TDS/EC/TEMP Water Quality Tester

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8.0

Good

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TDS/EC/TEMP Water Quality Tester

8,99 €
09

LUCKKY

New 4-in-1 TDS Meter Digital Water Tester, Water Quality Test Meter, 4 in 1 Digital TDS/EC/TEMP Water Tester for Drinking Water, PPM Meter Water for Tap, Pool, Aquarium (White)

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7.8

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Versatile applications -- From testing drinking water, well water and pools to hydroponic nutrient solutions and aquariums, this TDS meter is an indispensable tool for numerous applications. Whether at home, in the lab or on the go, this compact and lightweight device is your first choice for monitoring water quality.
High accuracy and instant reading technology -- Our digital water tester is equipped with advanced microprocessor technology and delivers precise readings within seconds. The highly sensitive probe ensures accuracy, while the easy-to-read LCD display delivers fast results.
Energy efficient and long battery life -- This TDS meter designed for durability has an energy-efficient auto-off function that turns off the device after 2 minutes of inactivity, saving the life of the battery. The robust design ensures long-term reliability and makes it a cost-effective choice for regular water testing.
Easy to use: no complicated setup required - simply immerse the probe in the water, and the results will be displayed immediately. The built-in automatic temperature compensation (ATC) ensures accurate readings by compensating for temperature fluctuations, making it perfect for different water conditions.
4-in-1 Multifunction Tester for Water Quality -- This advanced TDS meter measures the total amount of dissolved solids (TDS), electrical conductivity (EC) and water temperature in both Celsius and Fahrenheit. Whether you are testing tap water, a fountain, a swimming pool or a hydroponic system, this device ensures accurate and instant readings and helps you monitor water quality effortlessly.

14,88 €
10

Pawfly

Pawfly 3-in-1 TDS Meter Digital Water Tester, TDS EC and Temperature (℃/℉) Meter, Fast Accurate Water Tester, 0-9999ppm Water Quality Tester for Drinking Water Fountain Aquarium

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7.6

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Wide Application This portable TDS meter is great for testing drinking water, tap water and water in wells or aquariums. Good to check whether water purifier, filter or softener are working properly.
Quick and easy test: Start the water quality tester, immerse the 2 probes in the water and stir it gently. The test results are displayed in just a few seconds. Then simply press the "mode button" to immediately check the specific values of TDS, EC and temperature.
Immediately readable: The enlarged, backlit LCD display automatically stores the stabilised readings in just a few seconds, making it easier to check the values. The green screen turns red to give a direct warning when the TDS value is equal to or above 40ppm.
High Precision: With 2 high-sensitivity titanium alloy probes and an intelligent chip, the digital drinking water tester always delivers accurate results. Always help keep your household water clean and safe for drinking or using.
3-in-1 water tester: This water test meter provides professional tests for TDS (total salt content), EC (electrical conductivity) and temperature of the water. It has a super wide test range: TDS (0-9999 ppm), EC (0-9999 µS/cm) and temperature (0-60 ℃/32-140 ℉).

9,99 €