Top 9 In-Line TDS Meter – Lab pH Meters

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1. AutoAqua

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AutoAqua Digital Inline TDS Meter, Titanium One

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AutoAqua #ad - Auto-off function. Um one is the smallest inline TDS meter available on the market. Low battery indicator. Range : 0-999 ppm. High quality titanium probe.
BrandAutoAqua #ad
ManufacturerAutoAqua #ad
Part NumberTDS-100

2. HM Digital

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Commercial In-Line Dual TDS Monitor

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HM Digital #ad - The dm-2 tds meter installs on industrial Systems Such As Car Washes, Manufacturing, Window Washing, And Food Processing. Brand name: Hm Digital. 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.
BrandHM Digital #ad
ManufacturerHM Digital #ad
Height4.6 Inches
Length0.7 Inches
Weight0.54 Pounds
Width2.6 Inches
Part NumberDM-2
ModelDM-2

3. ChangTa

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ChangTal DM-1 Inline Dual TDS Monitor Online RO DI Water Filter ppm Meter 1/4" for HM Digita

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ChangTa #ad - Battery life: approx. Fittings: 1/4" standard check out the DM-1A for 3/8" fittings. Power source: 2 x 1. 5v button cell batteries included. Range: 0-9990 ppm accuracy: ±2%. Cable length: 24. 5" including sensor. Size: 7. 6 x 2 x 4. 7 cm 3 x. 8 x 1. 9 in. Weight: 79. 4 g 2. 8 oz. 1000 hours of continuous use.
BrandChangTa #ad
ManufacturerChangTa #ad
Weight0.18 Pounds

4. Max Water

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Max Water 6 Stage Reef Aquarium Reverse Osmosis System/Reverse Osmosis System/RO Water Filtration System/RO Water Purifier RODI System + HM Inline TDS Meter 100 GPD with Booster Pump

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Max Water #ad - Waste ratio 1 ro : 2 waste, pressure Gauge, faucet, Booster Pump, No Power Required. Removes 92% - 98% of contamination from the incoming water. 1-year manufacturer's warrant, Manufactured in Canada. For well water supply; please add a booster pump even if your pressure set between 50 to 70 PSI. Operational water pressure 45 to 75 PSI City water.
BrandMax Water #ad
ManufacturerMax Water #ad
Weight33 Pounds
Part Number1CCD740D-282A-49D9-92F7-DBDCEE6D9560

5. KETOTEK

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PH Meter TDS Meter 2 in 1 Kit with 0-16.00PH and 0-9990 ppm Measure Range for Hydroponics, Drinking Water, Aquariums, KETOTEK Water Quality Test Meter

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KETOTEK #ad - The pen meter partner also can be separately used whenever you need. Small size and pocket portable. Tds tester and ph tester have small size and low weight as a pen, they are easy to be carried, and convenient for you to take it in your pocket when you go out.

Digital tds meter has measurement range 0-9990ppm and ±2% accuracy, PH meter has measurement range 000- 14. 00ph, 001ph accuracy and 001ph resolution. Digital tds meter and ph meter both have the function of auto-off, it will automatically shut off with inactivity to save the battery’s life. Widely used and accurate. Digital ppm tester and ph tester both have the function of ATC, the measuring data won’t be influenced by the water temperature, no matter testing the ppm or ph of the water.

The tds meter and ph meter both are easy to use, just need to press “ON/OFF” to open and use it, and just need to press “ON/OFF” to close it. The testing data from PH meter and TDS meter all are practical. Auto-off function and easy to use. Cost-effective product partner. It would be more economical and convenient than purchasing it separately.
BrandKETOTEK #ad
ManufacturerKETOTEK #ad
Part NumberKT-3-2 portable
ModelKT-3-2

6. Gain Express

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Aquariums Hydroponics Pool Fish Tank Pond Drinking, 5-in-1 Water Quality Multi-Parameter PH EC CF TDS ppm Temperature Test Meter Backlight, Wall-mountable Rechargeable Continuous Monitor Tester

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Gain Express #ad - Measure 5 parameters, continuously monitoring shows readings on its large-screen triple display with backlight. Measurement range: ec: 000~19.

99ec; ph: 000~14. 00ph; cf: 00~199cf; temp: 0~55°c 32~131°f; tds: 10~19990ppm. Ph calibration powders and EC calibration solution are included in the set. Calibrates easily and offer safer and precise measurement. Proven high accuracy and Auto Temperature compensation ATC, comes with removable BNC electrode. Powered by its rechargeable battery installed in the main unit or the power adapter included which supports a long period of monitoring.  . Best in aquariums, hydroponics, laboratory, spas, swimming pools and other water systems.
BrandGain Express #ad
ManufacturerGain Express Holdings Ltd #ad
Part NumberModel Number
ModelWQM-242

7. Pancellent

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Pancellent Water Quality Test Meter TDS PH 2 in 1 Kit 0-9990 PPM Measurement Range 1 PPM Resolution 2% Readout Accuracy

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Pancellent #ad - Convenience use 5 seconds know water quality, trustable quality, Accuracy, Faster. Wide application ideal for home and laboratory ph testing, photograph Flushing Fluid, including drinking water, Well Water, Water of Swimming Pools, Boiler Water, Aquaculture, Water in Fish Tank, Electroplating Liquid, Deep Phreatic Water, Food Processing and More.

This set combo of TDS PH. Pocket portable small size but suitable for testing pH balance of drinking water, aquarium, Spa, RO system, pool, or hydroponics. Also it have best price, all make it be your choose of water quality Test.

How accuracy? ph resolution is 001ph, accuracy ±001ph. Tds:0~9990 ppm, accuracy:±2%. This’s same as big brand resolution in Amazon, but Pancellent tester only need half price of them. Lasted model ph pen have auto calibration function, not need any kind of screwdrivers to calibrate the pH pen tester. Tds pen have Lock & auto shut off function.
BrandPancellent #ad
ManufacturerPancellent Inc. #ad
Height1.57 Inches
Length7.87 Inches
Weight0.42 Pounds
Width4.33 Inches
Part NumberTES-PH-TS2B1
Model.

8. HM Digital

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HM Digital SM-1 In-Line TDS Monitor for Single Water Line

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HM Digital #ad - Hm digital SM-1. Hm digital sm-1 in-line tds Monitor for Single Water Line. 30-day Warranty. New - Retail.
BrandHM Digital #ad
ManufacturerHM Digital #ad
Part NumberHM-DIGITAL-SM-1

9. Aibrisk

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Aquariums, Swimming Pools and Other Water Systems, TDS and PH Meter with Calibration,Aibrisk Digital Water Quality Tester,Perfect Water Test Meter Combination for Drinking Water

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Aibrisk #ad - Highly accurate: the tds and ph meter is equipped with a high-quality titanium alloy probe and reliable automatic temperature compensation ATC to ensure accurate readings at various temperatures. Multiple occasions: the tds and ph meter can test the hardness and pH of water, spas, such as drinking water, which can effectively ensure the quality and health of water.

They are suitable for multiple occasions, aquariums, hydroponics, swimming pools and other water systems. Importance of the ph of drinking water: it is unhealthy to consume too much acidic or alkaline water, the pH value of drinking water must be in the range of 6. 5-8. 5 to meet the epa standards, so we must pay attention to the health of drinking water. We provide high quality products. 4 in 1 tds meter:the tds meter has professional tds, and the stable reading will automatically lock on the LCD within a few seconds.

If there is no operation within 2 minutes, Temperature and hold function 4 in 1. Just turn on the tds meter and gently agitate the water during use, the TDS meter will automatically shut down. Accurate, eC, easy to read and portable. If you are not satisfied with our tds and ph meter, you can contact us, you will choose a full refund or replacement, we will definitely provide you with a service that makes you 100% satisfied.
BrandAibrisk #ad
ManufacturerAibrisk #ad
Part Number0260539619