Rank Product Name Score
1 KETOTEK Digital PH Meter, PH Meter with ATC, Water PH Test Meter with 0.00-16.00ph Measure Range for Drinking Water, Hydroponics, Aquariums, Swimming Pools. High Accuracy 0.01 PH Pen Tester… KETOTEK Digital PH Meter, PH Meter with ATC, Water PH Test Meter with 0.00-16.00ph Measure Range for Drinking Water, Hydroponics, Aquariums, Swimming Pools. High Accuracy 0.01 PH Pen Tester…
KETOTEK
9.6 GET ON AMAZON
2 Digital Combo pH & Temperature Meter, Aquarium Thermometer pH Monitor with Automatic Calibration Function for Fish Tank Hydroponics Aquaculture Laboratory Digital Combo pH & Temperature Meter, Aquarium Thermometer pH Monitor with Automatic Calibration Function for Fish Tank Hydroponics Aquaculture Laboratory
Gain Express Holdings Ltd.
9.6 GET ON AMAZON
3 Bluelab MONGUA Guardian Monitor for pH, Temperature, and Conductivity (TDS) Measurements in Water with Easy Calibration, 3 in 1 Digital Nutrient Meter for Hydroponic System and Indoor Plant Grow White Bluelab MONGUA Guardian Monitor for pH, Temperature, and Conductivity (TDS) Measurements in Water with Easy Calibration, 3 in 1 Digital Nutrient Meter for Hydroponic System and Indoor Plant Grow White
Bluelab Corporation Limited – Import (NZ)
9.4 GET ON AMAZON
4 Bluelab CAREKITPHCON CONTPHCON Controller Monitoring, Dosing, and Data Logging of pH Level in Water (Connect Stick not Included), Digital Meter for Hydroponic System and Indoor Plant Grow, Clear Bluelab CAREKITPHCON CONTPHCON Controller Monitoring, Dosing, and Data Logging of pH Level in Water (Connect Stick not Included), Digital Meter for Hydroponic System and Indoor Plant Grow, Clear
Bluelab Corporation Limited – Import (NZ)
9.1 GET ON AMAZON
5 PH & Temperature 2-in-1 Continuous Monitor Meter w/Backlight Replaceable Electrode, Dual Display 0.00~14.00pH °C/ °F Water Quality Monitoring Kit, for Aquariums Hydroponics Pools Tanks Spa PH & Temperature 2-in-1 Continuous Monitor Meter w/Backlight Replaceable Electrode, Dual Display 0.00~14.00pH °C/ °F Water Quality Monitoring Kit, for Aquariums Hydroponics Pools Tanks Spa
Gain Express Holdings Ltd
8.9 GET ON AMAZON
6 PH Meter, Digital PH Tester 0.01 High Accuracy PH Meter for Water, 0-14 PH Measurement Range for Drinking Water, Pool and Aquarium PH Meter, Digital PH Tester 0.01 High Accuracy PH Meter for Water, 0-14 PH Measurement Range for Drinking Water, Pool and Aquarium
APLUSTE
8.7 GET ON AMAZON
7 pH Meter, Dr.meter Upgraded 0.01 Resolution High Accuracy pH Tester with Backlit Two-Color LCD Display and ATC, 0-14pH Measurement Range with Data Hold Function Digital pH Tester Pen-PH838 pH Meter, Dr.meter Upgraded 0.01 Resolution High Accuracy pH Tester with Backlit Two-Color LCD Display and ATC, 0-14pH Measurement Range with Data Hold Function Digital pH Tester Pen-PH838
Dr.meter
8.6 GET ON AMAZON
8 2-in-1 Combo pH&Temperature Meter Water Quality Tester Replaceable BNC pH Electrode for Aquariums Hydroponics Tanks Aquaculture Laboratory 2-in-1 Combo pH&Temperature Meter Water Quality Tester Replaceable BNC pH Electrode for Aquariums Hydroponics Tanks Aquaculture Laboratory
DANOPLUS
8.2 GET ON AMAZON
9 Milwaukee MC120 pH Monitor with Mounting Kit, 0.0 to 14.0 pH, +/-0.2 pH Accuracy, 5.5 to 9.5 pH Set Point Milwaukee MC120 pH Monitor with Mounting Kit, 0.0 to 14.0 pH, +/-0.2 pH Accuracy, 5.5 to 9.5 pH Set Point
Milwaukee Instruments
8.2 GET ON AMAZON
10 2 in 1 Temperature pH Monitor Meter Tester Sensor Test Kit 0~14 pH Measure Automatic Calibration BNC Electrode Probe for Hydroponics Aquarium Lab Testing Drinking Water Food pH of Saltwater/seawater 2 in 1 Temperature pH Monitor Meter Tester Sensor Test Kit 0~14 pH Measure Automatic Calibration BNC Electrode Probe for Hydroponics Aquarium Lab Testing Drinking Water Food pH of Saltwater/seawater
TekcoPlus Ltd
8.2 GET ON AMAZON

KETOTEK Digital PH Meter, PH Meter with ATC, Water PH Test Meter with 0.00-16.00ph Measure Range for Drinking Water, Hydroponics, Aquariums, Swimming Pools. High Accuracy 0.01 PH Pen Tester…

KETOTEK Digital PH Meter, PH Meter with ATC, Water PH Test Meter with 0.00-16.00ph Measure Range for Drinking Water, Hydroponics, Aquariums, Swimming Pools. High Accuracy 0.01 PH Pen Tester…

    Features:

  • AMAZINGLY ACCURATE AND WIDELY USED. It has the resolution of 0.01PH, fast to get the testing result and can test the PH value for any 0-16PH liquid which you wanna test, such as drinking water, swimming pools, aquariums, hydroponics, wine and beer.
  • AUTOMATIC TEMPERATURE COMPENSATION ( ATC).You can get the accurate water PH testing result without taking care about the influence of water temperature.
  • SMALL SIZE AND POCKET PORTABLE. It has small size and low weight as a pen, it is easy to be carried, It is convenient for you to take it in your pocket when you go out.
  • EASY TO USE AND CALIBRATE. You can get the PH testing result of the water that just need to press the button of “ON”, and just need to press the button “OFF” to close it. You can calibrate the digital PH meter with pressing the button “CAL” and immersing the electrode into the solution.
  • POSITIVE AFTER-SALES SERVICE AND WARRANTY. We will respond your any questions about the product within 12 hours. And we provide a 12-Month warranty service. Pls don’t hesitate to contact us if you have any questions, we will do our best to help you. PACKAGE INCLUDES: 1×PH meter, 2*calibration solution (pH4.01, pH6.86), 1*Manual

Digital Combo pH & Temperature Meter, Aquarium Thermometer pH Monitor with Automatic Calibration Function for Fish Tank Hydroponics Aquaculture Laboratory

Digital Combo pH & Temperature Meter, Aquarium Thermometer pH Monitor with Automatic Calibration Function for Fish Tank Hydroponics Aquaculture Laboratory

    Features:

  • FEATURES: Large screen monitor with smart backlight which allows you to read easily even in dark sorroundings. pH and Temperature display with low battery indicator and the unit operates power saving mode.
  • Multi-points Calibration: Up to 3 Points PH calibration (pH 7.0 / pH 4.01 / pH 10.01). It has advance one touch calibration function with automatic buffer recognition to avoid errors.
  • ATC (Automatic Temperature Compensation): The monitor has ATC function so it will decrease the error of PH readings caused by the fluctuation of water temperature.
  • HIGHLY ACCURATE MEASUREMENT: It has separate probe. When taking a measurement, simply place your probes into the solution and and then the accurate readings will be displayed on screen.
  • POWER SOURCE: The monitor is operated with 4 x AA Alkaline Battery. It will go into power saving mode after around 5 minutes. In this way, it can provide battery life time for at least 3 months.

Bluelab MONGUA Guardian Monitor for pH, Temperature, and Conductivity (TDS) Measurements in Water with Easy Calibration, 3 in 1 Digital Nutrient Meter for Hydroponic System and Indoor Plant Grow White

Bluelab MONGUA Guardian Monitor for pH, Temperature, and Conductivity (TDS) Measurements in Water with Easy Calibration, 3 in 1 Digital Nutrient Meter for Hydroponic System and Indoor Plant Grow White

    Features:

  • Monitor pH up and down, temperature, nutrient (TDS) level in water to maximize your grow and ensure plants get a balanced feed; General uses includes growing tent and reservoir; Selectable conductivity units include TDS, EC, ppm 500, ppm 700 and CF
  • This hydroponics tester has ATC that provides consistent reading regardless of any fluctuations in temperature; High and low alarm when outside parameters, selectable units include TDS, EC, ppm 500, ppm 700 and CF
  • Lab quality glass pH probe with easy two point calibration; Conductivity / temperature probe comes factory calibrated so it’s ready to be used; Double junction probe is more accurate than test strips and drops
  • Combine with Bluelab pen and meter for full garden nutrients monitoring in water and soil; Other features: International power supply, water resistant design; KIT INCLUDES: Calibration solution, EC probe and pH probe, probe care kit is sold separately
  • Made in New Zealand and manufactured by Bluelab, the industry leader in hydroponic testing equipment, built for growers; 2-Year Limited Warranty with proof of purchase (6-month warranty for pH probe)

Bluelab CAREKITPHCON CONTPHCON Controller Monitoring, Dosing, and Data Logging of pH Level in Water (Connect Stick not Included), Digital Meter for Hydroponic System and Indoor Plant Grow, Clear

Bluelab CAREKITPHCON CONTPHCON Controller Monitoring, Dosing, and Data Logging of pH Level in Water (Connect Stick not Included), Digital Meter for Hydroponic System and Indoor Plant Grow, Clear

    Features:

  • 24/7 test, monitor control (doser) for your pH up and down in water to maximize your grow and ensure plants get a balanced feed (nutrients) with lab quality glass probe; General uses include growing tent and reservoir
  • This hydroponics digital tester has ATC that provides consistent reading regardless of any fluctuations in temperature; High and low alarm when outside parameters with safety lockout; Data logging with Bluelab Connect Software
  • Automated dosing with intuitive on-time/off-time for single-direction control; Combine with conductivity (TDS) pen and other meters for full garden nutrient monitoring in solution and soil
  • KIT INCLUDES: Calibration solution, replaceable pump, dosing tube, pH and temperature probes, international power supply, Bluelab Connect Stick 2 and Probe Care Kit sold separately
  • Made in New Zealand and manufactured by Bluelab, the industry leader in hydroponic testing equipment, built for growers; 2-Year Limited Warranty with proof of purchase (6-month warranty for pH probe)

PH & Temperature 2-in-1 Continuous Monitor Meter w/Backlight Replaceable Electrode, Dual Display 0.00~14.00pH °C/ °F Water Quality Monitoring Kit, for Aquariums Hydroponics Pools Tanks Spa

PH & Temperature 2-in-1 Continuous Monitor Meter w/Backlight Replaceable Electrode, Dual Display 0.00~14.00pH °C/ °F Water Quality Monitoring Kit, for Aquariums Hydroponics Pools Tanks Spa

    Features:

  • 2-IN-1 WATER QUALITY COMBO METER: Displays pH & Temperature measurement results simultaneously
  • DESIGN FOR CONTINUOUS MONITORING- Big and clear dual measurement display with backlight, Power supplied by batteries or 6V DC (Both are included), ideal for long-term continuous monitoring
  • SIMPLE OPERATION: With only 2 buttons- Power button and °C/ °F Switch button, it’s easy to use. Ideal for both beginners and professionals.
  • REPLACEABLE PH ELECTRODE: BNC type pH electrode is detachable and replaceable. No need to change the whole water quality monitor even after a long period of usage. Simply replacing the pH electrode saves your cost.
  • WIDE APPLICATIONS: Great for all home and professional pH testing and water quality monitoring applications including aquariums, hydroponics, swimming pools, household drinking water, spas and so on

PH Meter, Digital PH Tester 0.01 High Accuracy PH Meter for Water, 0-14 PH Measurement Range for Drinking Water, Pool and Aquarium

PH Meter, Digital PH Tester 0.01 High Accuracy PH Meter for Water, 0-14 PH Measurement Range for Drinking Water, Pool and Aquarium

    Features:

  • [✔Wide Use]Ideal for home or laboratory use, drinking water, swimming pools, aquarium, fish tank, RO system or hydroponics.
  • [✔High accuracy]pH meter has a sensitive electrode sensor, simply press “ON”, It only takes a few seconds for your result to appear on screen,read accurate pH levels.
  • [✔Automatic Temperature Compensation]The pH tester has ATC function, so it can be adjusted according to water temperature to give pH readings almost instantly.
  • [✔Easy to Calibrate]Use “Calibration Buffer Powder” to calibrate the tester with one button. pH tester bright backlit LCD display, you can still see even in low visibility situations.
  • [✔User Friendly]Comes with protective case, lightweight, handheld design for portability and convenience. What You Get: 1x PH meter, 1x user manual, 2x 1.5V LR44 button cells(build-in), 3x pH Buffer Powders.

pH Meter, Dr.meter Upgraded 0.01 Resolution High Accuracy pH Tester with Backlit Two-Color LCD Display and ATC, 0-14pH Measurement Range with Data Hold Function Digital pH Tester Pen-PH838

pH Meter, Dr.meter Upgraded 0.01 Resolution High Accuracy pH Tester with Backlit Two-Color LCD Display and ATC, 0-14pH Measurement Range with Data Hold Function Digital pH Tester Pen-PH838

    Features:

  • ▶ 【Notification】Calibrate once per week if you often test solution of PH <4 or >10, or once per half month for neutral solutions. The 250ml calibration solution for multiple uses (10ml or so each time). Then rinse the electrode with pure water before next test. Rinse and rest 3-5 min before conversing from strong acid to strong alkaline and vice versa.
  • ▶ 【Automatic Calibration】 We make your job faster and easier than ever with this convenient PH tester! With the 3-point calibration procedures, your PH testing devicewill automatically identify the calibration solutions to give you your reading in a snap.
  • ▶ 【Automatic Temperature Compensation】 Temperature can affect reading levels, our PH meter’s automatic temperature compensation can ensure that you’re getting the best possible reading. Unlike other PH metersthat only have a range of 0-50 degree, ours has a even better range of 0-70 degree, so you can test with confidence in any environment.
  • ▶ 【Clear Digital Display with Alerts】 Tired of squinting at a small screen to get your readings? Enjoy this PH meter’s large, backlit LCD screen that displays the information in an intuitive layout so you can still see even in low visibility situations. When the PH value is lower than 3.5 or higher than 12.5, the white digital display will change to red and flash to alert you.
  • ▶ 【User Friendly】 You can easily replace the 2 AAA batteries when it’s time, and you can also activate the 15-minute auto-off functionality to save battery. Plus, it even comes with a storage case to keep it safe and protected when you’re on the go.

2-in-1 Combo pH&Temperature Meter Water Quality Tester Replaceable BNC pH Electrode for Aquariums Hydroponics Tanks Aquaculture Laboratory

2-in-1 Combo pH&Temperature Meter Water Quality Tester Replaceable BNC pH Electrode for Aquariums Hydroponics Tanks Aquaculture Laboratory

    Features:

  • HIGH ACCURACY: Professional tool with ±0.1pH accuracy and comes with 3 packs of calibration buffer powders.
  • FEATURES: Backlight design can be using in any conditions, Replaceable BNC type electrode, °C/°F exchangable.
  • MEASURING RANGE: 0.00~14.00pH and 0~55°C (32~131°F) Temperature with ATC so temperature change can’t affect on pH level measurement.
  • APPLICATIONS: Great for for Aquariums Hydroponics Tanks, etc. Chieving the correct pH and temperature level in water quality monitoring and analysis.
  • POWER SUPPLY: 4 x 1.5V AG13 button battery or 6V DC power adaptor ideal for continuous monitoring

Milwaukee MC120 pH Monitor with Mounting Kit, 0.0 to 14.0 pH, +/-0.2 pH Accuracy, 5.5 to 9.5 pH Set Point

Milwaukee MC120 pH Monitor with Mounting Kit, 0.0 to 14.0 pH, +/-0.2 pH Accuracy, 5.5 to 9.5 pH Set Point

    Features:

  • Great accuracy
  • 5.5 to 9.5 pH Set Point

2 in 1 Temperature pH Monitor Meter Tester Sensor Test Kit 0~14 pH Measure Automatic Calibration BNC Electrode Probe for Hydroponics Aquarium Lab Testing Drinking Water Food pH of Saltwater/seawater

2 in 1 Temperature pH Monitor Meter Tester Sensor Test Kit 0~14 pH Measure Automatic Calibration BNC Electrode Probe for Hydroponics Aquarium Lab Testing Drinking Water Food pH of Saltwater/seawater

    Features:

  • [Accurate Test] With a sensitive electrode sensor ph tester with 0-14.0 measuring range could read accurate pH level quickly and easily. This accurate pH tester Kit (0.01 Resolution) is so accurate that it could test accurately within ± 0.01 pH. Enclosed with detailed clear manual will show you how to use it.
  • [Automatic Temperature] This PH meter has built-in automatic temperature compensation system (ATC) which can accurately determine the PH value of the sample at any water temperature.
  • [Simple Calibration] Three kinds of pH buffer powder are included for conditions requiring recalibration, such as long period of inactivity.
  • [Power ] The display is powered by an alkaline 4 x AA battery. After about 5 minutes, it will go into power saving mode. Thus, it can have at least 3 months of battery life.
  • [Wide application] You can use this tool to monitor the pH and Temperature of any type of water may it be in your aquarium, swimming pool, spa, laboratories, hospitals, hydroponics, agricultural, industrial, and also field water analysis procedure.

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