Rank Product Name Score
1 Bluelab PENCON Conductivity Pen Fully Waterproof Pocket Tester, CF, EC, PPM 500, PPM 700 Bluelab PENCON Conductivity Pen Fully Waterproof Pocket Tester, CF, EC, PPM 500, PPM 700
Bluelab Corporation Limited – Import (NZ)
9.7 GET ON AMAZON
2 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. 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.
HoneForest
9.4 GET ON AMAZON
3 RCYAGO Soil Tester 3 in 1 Soil EC/TDS/CF Tester Probe for All Soil Gardening Plants Farming RCYAGO Soil Tester 3 in 1 Soil EC/TDS/CF Tester Probe for All Soil Gardening Plants Farming
RCYAGO
9.4 GET ON AMAZON
4 Apera Instruments, LLC-AI314 Premium Series EC60 Waterproof Conductivity Pocket Tester Kit, ±1% F.S Accuracy, Easy Switch of EC/TDS/Salinity, Replaceable Probe Apera Instruments, LLC-AI314 Premium Series EC60 Waterproof Conductivity Pocket Tester Kit, ±1% F.S Accuracy, Easy Switch of EC/TDS/Salinity, Replaceable Probe
Apera Instruments
9.3 GET ON AMAZON
5 Nupla - 69-401 PRB4T 69401 Classic-T 4 Nupla – 69-401 PRB4T 69401 Classic-T 4′ Soil Probe with Metal Tip, 1/2″ glas Shaft, EC Grip, 48″ Long Handle
Nupla Corporation
9.1 GET ON AMAZON
6 TDS Meter Digital Water Tester,WoEluone Professional 3 in 1 TDS,Temperature and EC Meter,0-9999ppm Meter,Accurate Ideal PPM Meter for Drinking Water, Aquariums,RO System and More TDS Meter Digital Water Tester,WoEluone Professional 3 in 1 TDS,Temperature and EC Meter,0-9999ppm Meter,Accurate Ideal PPM Meter for Drinking Water, Aquariums,RO System and More
NinHappy
8.8 GET ON AMAZON
7 Isolated EC Probe Interface Kit for Hydroponics and Pools Isolated EC Probe Interface Kit for Hydroponics and Pools
μFire
8.7 GET ON AMAZON
8 TekSky TDS/EC/Temperature Meter - Digital Tester with Sensitive Probe, ATC Design - Measure ppm, Electrical Conductivity, ± 2% Accuracy - Professional for RO Water, Hydroponics(Mode: E-2) TekSky TDS/EC/Temperature Meter – Digital Tester with Sensitive Probe, ATC Design – Measure ppm, Electrical Conductivity, ± 2% Accuracy – Professional for RO Water, Hydroponics(Mode: E-2)
TekSky
8.5 GET ON AMAZON
9 Tetraponics FLORATek 3 Hydroponics pH and Nutrient Control System - Automated Water Monitor and Doser with Temperature, pH, and EC (ppm) Probes and 3 Pumps for pH, A and B Nutrients Tetraponics FLORATek 3 Hydroponics pH and Nutrient Control System – Automated Water Monitor and Doser with Temperature, pH, and EC (ppm) Probes and 3 Pumps for pH, A and B Nutrients
Tetraponics
8.1 GET ON AMAZON
10 Nessagro HI1285-6 | pH/EC/TDS Multiparameter Probe with Cal Check | Hanna Instruments .#GH45843 3468-T34562FD438225 Nessagro HI1285-6 | pH/EC/TDS Multiparameter Probe with Cal Check | Hanna Instruments .#GH45843 3468-T34562FD438225
Nessagro
7.8 GET ON AMAZON

Bluelab PENCON Conductivity Pen Fully Waterproof Pocket Tester, CF, EC, PPM 500, PPM 700

Bluelab PENCON Conductivity Pen Fully Waterproof Pocket Tester, CF, EC, PPM 500, PPM 700

    Features:

  • Conductivity pen can monitor your nutrient level to maximize your grow and ensure plants get the balanced feed they need; calibration optional
  • Auto temperature compensation makes this digital meter a handy tool with backlit LCD display and selectable units
  • Complete your monitor and controller system with other testers and meters from Bluelab
  • Other features: auto off function, low battery indicator, units for temperature; KIT INCLUDES: AAA battery
  • Made in New Zealand and manufactured by Bluelab, the industry leader in hydroponic testing equipment; 1 Year Limited Warranty with proof of purchase

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.

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.

    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 the purity of drinking water 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.

RCYAGO Soil Tester 3 in 1 Soil EC/TDS/CF Tester Probe for All Soil Gardening Plants Farming

RCYAGO Soil Tester 3 in 1 Soil EC/TDS/CF Tester Probe for All Soil Gardening Plants Farming

    Features:

  • Mainly used for soil detection, can measure salinity, suitable for agricultural and horticultural planting.
  • Wide measuring range, high accuracy, a small error, good stability, with automatic temperature compensation.
  • With a small display screen, quick and convenient reading, clear display of measurement results.
  • Portable EC/TDS/CF tester, small in size, easy to carry, and convenient to operate.
  • With test probes and electrode induction probes, sensitive measurement, quick response.

Apera Instruments, LLC-AI314 Premium Series EC60 Waterproof Conductivity Pocket Tester Kit, ±1% F.S Accuracy, Easy Switch of EC/TDS/Salinity, Replaceable Probe

Apera Instruments, LLC-AI314 Premium Series EC60 Waterproof Conductivity Pocket Tester Kit, ±1% F.S Accuracy, Easy Switch of EC/TDS/Salinity, Replaceable Probe

    Features:

  • APERA’s unique Replaceable Platinum Black sensor ensures high accuracy and consistency in a wide-range conductivity measurement
  • EASY Auto. Calibration with auto buffer recognition; Auto Temp. Compensation (ATC) ensures accuracy in variant temperatures (0-50. 0˚C)
  • LARGE LCD with 3 backlit color (indicating 3 different modes), DUAL Display of temp. /EC, and indications of completed calibrations and stable readings
  • One-tap switch from conductivity to TDS/Salinity with customizable TDS factor (0. 40-1. 00)
  • Complete kit with READY-TO-USE calibration solutions, calibration vials, AAA batteries, and a lanyard all in a portable carrying case

Nupla – 69-401 PRB4T 69401 Classic-T 4′ Soil Probe with Metal Tip, 1/2″ glas Shaft, EC Grip, 48″ Long Handle

Nupla - 69-401 PRB4T 69401 Classic-T 4

    Features:

  • Package length :12.954 cm
  • Package width :13.716 cm
  • Package height :184.15 cm
  • Made in India

TDS Meter Digital Water Tester,WoEluone Professional 3 in 1 TDS,Temperature and EC Meter,0-9999ppm Meter,Accurate Ideal PPM Meter for Drinking Water, Aquariums,RO System and More

TDS Meter Digital Water Tester,WoEluone Professional 3 in 1 TDS,Temperature and EC Meter,0-9999ppm Meter,Accurate Ideal PPM Meter for Drinking Water, Aquariums,RO System and More

    Features:

  • ☑️ 【 Upgrade LCD BACKLIGHT】Our water meter equipped with low-power backlight technology to test water at night or in dark places easily. It can also be used to distinguish between drinking water and non-drinking water. Red backlight(ppm>40) means this is non-drinking water.
  • ☑️ 【 ACCURATE AND WIDE MEASUREMENT RANGE】: The advanced 3 in1 (TDS, EC, Temperature) conductivity pen equipped with premium quality titanium alloy probe to achieve high accuracy, and reliable Automatic Temperature Compensation (ATC) ensures reading always be accurate at various temperatures. Testing range from 0-9990 ppm, the resolution is in increments of 1ppm,indicated by a blinking ‘x10’ image.
  • ☑️ 【TEST YOUR WATER PURITY】: With our slim and lightweight conductivity meters pen can test how pure is your water? Just stick it in about 1 inch deep of water, then TDS water tester can tell you your overall water purity level, which will be displayed on the screen in ppm (parts per million).
  • ☑️ 【 EASY TO USE AND HANDY】: Just stick the TDS meter tester into the water of 1 inch deep, then stabilized readings will be auto-locked on LCD backlight screen in seconds, TDS tester shuts off automatically after 2 minutes of non-use to conserve batteries. Features a hold function that saves measurements for convenient reading and recording.
  • ☑️ 【WHAT YOU GET】: 1 TDS water tester, 1 user manual, 1 preinstalled battery, 2 extra battery, 1 leather case, our fan-favorite 3 year warranty and 90 days money back guarantee if there is any problem with the digital TDS water tester meter.

Isolated EC Probe Interface Kit for Hydroponics and Pools

Isolated EC Probe Interface Kit for Hydroponics and Pools

    Features:

  • Electrical Conductivity in Siemens (0.5 – 20.0 mS/cm) ±5% accuracy
  • Total Dissolved Solids in PPM (250 – 100,000 PPM)
  • Salinity in PSU (2 – 12 PSU)
  • Temperature in Celsius/Fahrenheit (-55-125°C / -67-257°F)
  • K1 Platinum Conductivity Probe Included

TekSky TDS/EC/Temperature Meter – Digital Tester with Sensitive Probe, ATC Design – Measure ppm, Electrical Conductivity, ± 2% Accuracy – Professional for RO Water, Hydroponics(Mode: E-2)

TekSky TDS/EC/Temperature Meter - Digital Tester with Sensitive Probe, ATC Design - Measure ppm, Electrical Conductivity, ± 2% Accuracy - Professional for RO Water, Hydroponics(Mode: E-2)

    Features:

  • ✔ MINIMALISM – This digital water tester is portable for domestic use, household drinking water, aquariums, hydroponics, and more. Though it does not match with industry accuracy, it still suits for everyday life.
  • ✔ FUNCTIONAL – Know better about the liquid that you use! This E-2 TDS&EC meter is a professional instrument with multi-functions(TDS, EC, Temperature testing), high performance, fast numerical stability, and accurate result.
  • ✔ AUTOMATIC TEMPERATURE COMPENSATION – Its core functional part is a sensitive glass probe, which should be well protected and forbid with prolonged exposure to air. The TDS&EC meter has built-in (ATC) automatic temperature compensation to get an accurate reading.
  • ✔ SIMPLE CALIBRATION – The product is ALREADY pre-calibrated, so you can use it as soon as you receive it. For the condition such as long periods of inactivity, frequent use in different solutions, etc. You can do recalibration easily by yourself following the manual inside the package.
  • ✔ WARRANTY – We stand behind our products! All items sold by TekSky come with a ONE-YEAR FREE replacement warranty. You can always contact us at: http://www.amazon.com/seller/TekSkyUSA

Tetraponics FLORATek 3 Hydroponics pH and Nutrient Control System – Automated Water Monitor and Doser with Temperature, pH, and EC (ppm) Probes and 3 Pumps for pH, A and B Nutrients

Tetraponics FLORATek 3 Hydroponics pH and Nutrient Control System - Automated Water Monitor and Doser with Temperature, pH, and EC (ppm) Probes and 3 Pumps for pH, A and B Nutrients

    Features:

  • Designed for home hydroponics, the FLORATek 3 continuously monitors the pH and nutrient levels of your water and automatically adds nutrients and pH solutions
  • Proportional smart feed control
  • 1 multi-speed pump for pH control (either pH up or pH down)
  • 2 multi-speed pumps for nutrients (designed specifically for two-part nutrient systems)
  • Compatible with hydroponic systems ranging from 5 to 100 gallons

Nessagro HI1285-6 | pH/EC/TDS Multiparameter Probe with Cal Check | Hanna Instruments .#GH45843 3468-T34562FD438225

Nessagro HI1285-6 | pH/EC/TDS Multiparameter Probe with Cal Check | Hanna Instruments .#GH45843 3468-T34562FD438225

    Features:

  • suppliern_hannainstrumentsusa
  • i’ll do something for you if you want,.Please send us_message and tell us with item name” ( HI1285-6 | pH/EC/TDS Multiparameter Probe with CAL Check | Hanna Instruments
  • HI1285-6 | pH/EC/TDS Multiparameter Probe with CAL Check | Hanna Instruments .*#GH45843 3468-T34562FD438225

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