PH meter deals(Disclaimer)
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🏅 132 ph meters in price comparison
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💶 Current offers and discounts
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🕝 Last updated on 10.10.2026
14% discount
Oakton WD-35634-30 pHTestr 30 pH Tester, For Temperature
Three-point, push-button calibration with auto-buffer recognition for a wide range of results
$ 111.24
$ 129.34
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Apera Instruments, LLC-AI501 PH700 Benchtop Lab pH Meter, 0.01 pH Accuracy, 1-3 Points Auto Calibration, 3-in-1 pH/Temp. Electrode
Equipped with 201T-F 3-in-1 combination pH electrode, Auto temp. Compensation, measuring pH and temperature simultaneously
$ 259.87
free delivery
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9% discount
Hanna Instruments HI98128 pHep 5pH/Temperature Tester, 6-25/64" Length x 1-19/32" Width x 1" Height
Compact pH and temperature tester used in laboratory and industrial applications
$ 179.99
$ 198.70
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Extech PH90 Waterproof Pocket pH Meter, 0-14 pH, Auto Calibration
Reliable pH Testing Anytime, Anywhere - Whether you're checking pool water, testing aquariums, or ensuring lab accuracy, this waterproof digital pH meter delivers quick, trustworthy results on the spot.
$ 140.00
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Milwaukee Portable pH/Temperature Meter - MW102
Easy to read results, with large digital LCD readout
$ 195.20
free delivery
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pH2Go - Digital pH Meter by Anton Paar - Glass-Free ISFET Sensor, Guided Calibration (ATC), High Accuracy, App Connected (iOS/Android) | Hydroponics, Aquarium, Pools, Water, Brewing, Winemaking
Consistent results, less guesswork: Hit and hold your target pH to prevent nutrient lockout, fish stress, off-flavors, and stalled fermentations
$ 479.00
free delivery
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Apera Instruments Premium Series PH60S Food pH Meter Tester Kit with Food-Grade Swiss Spear pH Electrode, ±0.01 pH Accuracy, -2.00-16.00 pH Range (AI313)
Swiss spear sensor with Long-life reference system (Replaceable), made for cheese, sushi rice, meat, fruit, milk, yogurt, sauce, and other solid/semi-solid's pH measurement (also works great for general water solutions)
$ 223.30
free delivery
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11% discount
YINMIK pH Meter for Hydroponics, 4 in 1 PPM EC Meter for Plant Nutrients
{One-click access to the temperature pH EC value of hydroponic nutrients solution} YINMIK 4-in-1 pH EC tester is a professional tester for hydroponic growers. The pH ppm mode is designed for hydroponic basic reservoirs, and the pH EC mode is designed for hydroponic nutrient solutions.The pH and temperature of this product are always displayed on the screen.
$ 24.99
$ 27.99
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EZTOCH Food pH Meter, Digital pH Meter for Food Fermentation Canning
Food pH Meter for Canning: When canning season arrives, use Food pH tester to test the pH value of meat, fruits, and vegetables to help you identify which foods are suitable for water bath canning (high acid 4.6 pH). It is especially important to measure the pH of canned foods such as tomato sauce and hot sauce salsa again before canning for food safety
$ 39.99
free delivery
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Extech PH100 Waterproof ExStik II pH Meter Kit with Flat Surface Electrode and Temperature LCD Display
Stem thermometer with adjustable stainless steel probe
$ 129.50
free delivery
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LOHAND Portable pH Meter with ATC, 0-14 Measuring Range, ±0.01 pH Accuracy
High-precision measurement: Employing high-performance composite electrodes and advanced chips. We achieve measurement accuracy of up to ±0.01 pH. Ensuring that every piece of data you obtain is authentic and reliable. This pH tester is your all-in-one solution for testing water in pools, aquariums, and hydroponics systems.
$ 185.99
free delivery
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Bluelab pH Pen - ± 0.1 pH Accurate - Durable Double Junction Probe
Perfect pH control for various media - ph meter for water hydroponics can be used for growing tents, swimming pools, drinking water, aquariums, fish tanks, and brewing. Our pH meter provides a quick and handy way to manage the success of your crops. Helps you ensure that pH and temperature are always in the optimal range for maximum uptake of nutrients. *Note: readings in tap, reverse osmosis (RO) or distilled water may be slow and/or unstable due to insufficient dissolved Ions (salts).
$ 89.95
free delivery
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YINMIK Food pH Meter Digital pH Tester Spear pH Probe pH Reader for Canning
pH Meter for Sourdough Making: With proprietary spear pH probe, YINMIK food pH meter is great for managing sourdough fermentation. You can use it to check the pH of your sourdough bread dough during the bulk fermentation step.
$ 34.59
free delivery
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7% discount
GIDIGI Digital pH Tester for Water, pH Meter for Hydroponic Water
Multi-functional 4-in-1 pH Tester: Our GIDIGI digital pH testers are versatile and can measure not only pH values but also TDS, EC, and water temperature. With a wide test range for pH (0.1-14.0), EC (0-9990μS/cm, 10.01-19.99mS/cm), TDS (0-9990ppm), and temperature (32.0-140.0°F, 0.0-60.0°C), it is perfect for various applications such as hydroponics, aquariums, drinking water, swimming pools, tap water, hot tubs, and brewing
$ 24.89
$ 26.89
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Oakton 35634-05, EcoTestr pH1 Waterproof Pocket Tester
Large LCD dual-line display shows pH and temperature readings simultaneously
$ 86.17
free delivery
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6% discount
HMDPHM80 Digital pH/Temperature Meter
Hold button and auto shut-off
$ 29.99
$ 31.99
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GIDIGI pH Meter for Food Fermentation, Spear pH Probe for Canning Salsa
【Become a Hot Sauce Maestro with a pH Food Tester 】The hot sauce pH level is important. A good pH level for the sauce is 3.4 and can be tested accurately with a food pH meter. The lower pH level of hot sauce preserves the hot sauce and allows for a longer shelf life. The accuracy of pH testing strips can't provide the precision necessary for hot sauce making. Say goodbye to guesswork, with the proper GIDIGI pH tester, you can master the art of creating perfectly balanced hot sauces.
$ 38.99
free delivery
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EZTOCH Hydroponic pH EC Meter, Water pH TDS PPM Meter
Simultaneously display pH EC Temp or pH ppm Temp: This pH tester can display the measured values of pH EC and temperature at the same time. Press the MODE button can adjust to display the measured values of pH PPM and temperature Simultaneously; read 3 parameters at a time, which is easier to use; and this water pH meter has a lock function, whether it is used to measure hydroponics, drinking water or aquarium, you can easily lock and record the readings
$ 26.99
free delivery
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7% discount
EZTOCH pH Meter for Water, Smart pH TDS EC Meter for Water Hydroponic
4 in 1 pH EC TDS Meter: EZTOCH water ph meter is equipped with a high-precision sensor, includes essential parameters for testing water quality such as pH, EC, TDS, and Temp, meeting all your home water quality testing needs. EZTOCH ec meter hydroponics large backlit display and portable, lightweight design allow you to easily perform water quality testing in various scenarios, including aquariums, hydroponics, filtered water
$ 27.99
$ 29.99
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2 in 1 pH & Temperature Meter Digital pH Monitor Dual Display Water Quality Tester with ATC and Automatic Calibration Function, pH Tester for hydroponics, Aquarium, Pools, etc.
【AUTOMATIC CALIBRATION】: pH Meter designed with One key calibration method, calibrating with solutions pH 4.00, pH 7.0, and pH 10.01 to ensure the accuracy of your measurements
$ 37.99
free delivery
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Bante 220 Portable pH Meter, ±0.01 pH Accuracy, 1 to 3 Points Calibration, Automatic Temperature Compensation, Auto-Read Measurement Endpoint, 100 Sets of Data Storage
Economical portable pH meter contains pH and mV measurement modes.
$ 200.00
free delivery
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AC Infinity pH Meter PRO Kit, Digital pH Pen with Replaceable Sensor Probe
Advanced pH reader for water quality assessment designed to help monitor and maintain proper pH levels.
$ 79.99
free delivery
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Tadeto Multifunctional Digital pH Meter for Food, High Precision Garden Soil pH Test Kit with LCD ℃/℉ Display for Plant/Solution, Water and Food pH Tester for Meat, Bread, Cheese,Water, Pool
Versatile pH Meter: This pH meter is designed for multi-purpose use, enabling accurate pH measurement of food, soil, water, and more. Whether you're testing the pH of your garden soil or the pH level of your aquarium water, this pH meter has got you covered. Whether you're gardener, professional farmer,cooker,or scientist, our pH meter empowers you to accurately assess pH across different scenarios. With its adaptable design, making it ideal for use in laboratories, agricultural, kitchen (Please use this product safely to prevent splashing of the solution into eyes or hands)
$ 58.99
free delivery
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HACH 9531000E Pocket Pro pH and Temperature Tester
Easy calibration steps and built-in diagnostics for pH testers take the guesswork out of calibrating the sensor to keep it in optimum condition.
$ 168.12
free delivery
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pH Meter, 3-in-1 TDS Meter Digital Water Tester with 0.01 High Precision
【3-in-1 pH Meter】PmoYoKo 3-in-1 pH meter delivers high-precision simultaneous pH, TDS, and temperature readings. This TDS tester offers full water quality analysis for safe use, replacing 3 single-function tools to simplify testing for pools, gardening, and daily use—no device switching needed
$ 28.59
free delivery
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8% discount
YINMIK Digital pH Meter with Extra Replaceable Probe, Pocket pH Tester for Hydroponics, Accurate Water Tester for Swimming Pool Hot Tub Aquariums Home Wine Brewing
[With One Extra Probe] An additional probe of YINMIK Digital pH Meter is included in the package in case the original one is accidentally damaged. With the replacement probe , you will have a brand new pH tester again. Greatly extend the life of pH tester.
$ 23.99
$ 25.99
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UIUZMAR pH Meter for Water Hydroponics Supplies 4 in 1 pH PPM ECTester
Upgraded 4 in 1 Tester: pH EC tester is specially upgraded for hydroponic growers. It can continuously monitor pH, EC and temperature values of the hydroponic nutrient solution. UIUZMAR pH meter helps you know when to add nutrient solution and when to add pH UP DOWN solution to adjust pH.
$ 25.99
free delivery
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5% discount
GIDIGI Hydroponic Nutrient Tester pH Meter, Digital TDS PPM Meter for Water
For hydroponics and plants—Master your nutrient solution: No more guessing your plants, and say goodbye to plant deaths caused by inaccurate pH levels or over-fertilization. This 4-in-1 nutrient solution pen displays pH + EC + temperature simultaneously on a color backlit screen, eliminating the need to switch back and forth. Precisely determine when to add pH adjusters or dilute nutrient solutions, ensuring the pH level remains within the 5.5-6.5 range to maximize plant absorption. Includes a pH 4.0/7.0 and EC 1413μs/cm calibration kit, ready to use out of the box.
$ 34.19
$ 35.99
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25% discount
Apera Instruments AI102G GroStar Series GS2 Soil pH Pen Tester Kit for Direct Soil Test and Nutrient Solutions Test with Replaceable Swiss Spear pH Probe, Gen II
Lab-grade soil pH meter designed specifically to meet growers' needs and habits
$ 193.85
$ 257.00
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Apera Instruments AI521 PH800 Laboratory Benchtop pH Meter Kit, 0.01 pH Accuracy, GLP Data Management (USB Output), BNC Connector
Quick and easy 1 to 3 points Auto. Calibration with calibration guide (auto. recognizes 5 types of pH standards)
$ 408.31
free delivery
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APERA INSTRUMENTS AI3711 PH60-Z Bluetooth Smart pH Tester Powered by ZenTest Mobile App with Cloud-Based Datalogger
Upgraded double-junction blue pH probe – More durable and easier to use
$ 117.27
free delivery
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10% discount
YINMIK pH Meter Water Lab pH Meter Digital pH Tester with 4.6in pH Probe
{Fermentation pH Meter with Long Electrode}: With 4.6-inch long pH probe, YINMIK pH tester is suitable for various home fermentation processes. The extended pH electrode design allows for reading pH levels at different depths within the can, preventing pH discrepancies between the surface and deeper layers that can affect the taste of fermented foods. If you need to test pH levels for canned food, kombucha, beer brewing, etc., this pH meter is the best pH testing device.
$ 27.99
$ 30.99
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5% discount
GIDIGI pH EC Meter for Hydroponic, Digital pH TDS EC ppm Tester
4-in-1 pH Meter with Color Screen: GIDIGI ph testers for water with pH, TDS, EC and temperature values on the large, easy-read color display. No need to compare colors using test strips—water ph tester can get a complete water quality snapshot instantly, this ph and ppm meter is perfect for hydroponic nutrient solutions.
$ 27.54
$ 28.99
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Bluelab OnePen - a 3-in-1 Temperature, EC/PPM and pH Meter, Lightning Fast Readings - Bluetooth Data Sharing & in-App Tracking - Replaceable Probe
Quick and Accurate: OnePen delivers the fastest time to a stable pH and Conductivity (EC/PPM) reading on the market, automatically adjusts the reading based on temperature, and is accurate to ±0.01
$ 249.00
free delivery
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2 in 1 Temperature & pH Meter, High-Precision pH Tester, PH Monitor with Replaceable BNC Probe, 0.00~14.00pH Measurement Range, ATC, Backlit Display and °C/°F for Fish Tank, Hydroponics & Pools
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
$ 34.99
free delivery
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AC Infinity Hydroponic Meter PRO Kit, High Precision IP67 Digital pH Pen
Hydroponic pH reader for water quality assessment to help monitor and maintain proper solution levels.
$ 149.00
free delivery
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20% discount
Bluelab Soil Test Kit Digital pH Meter for Soil/Hydroponic Garden/Coco/Rockwool Easy Calibration Water Resistant Precise Readings 0.1 Accuracy Comes with Probe Cover - PENSOILPH
Measures temperature and pH (acid or alkaline) in nutrient solution, soil, and other media for precise up and down adjustment with lab quality glass probe; General uses include growing tent, swimming pool, aquarium, fish tank, coco, and rockwool
$ 159.20
$ 199.00
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5% discount
Digital Combo pH & Temperature Meter, Aquarium Thermometer pH Monitor with Automatic Calibration Function for Fish Tank Hydroponics Aquaculture Laboratory
Accurately monitor pH and temperature of your fish tank or any type of water with this ph monitor device; PH Measurement Range: 0.0 to 14.0 pH, Accuracy: ±0.1; Resolution: 0.01
$ 34.90
$ 36.90
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Bante 210 Benchtop pH Meter | Lab pH Meter for Routine Measurements, ±0.01 pH Accuracy, 3 Points Calibration, Equipped with pH Electrode, Temperature Probe and Buffers
Classical benchtop pH meter is equipped with a backlit LCD display.
$ 205.00
free delivery
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20% discount
Bluelab PROBPH pH Probe for Water, Replacement Electrode for Meter, Monitor, and Controller with Easy Calibration, Tool for Hydroponic System and Indoor Plant Grow
Measures pH in nutrient solution (acid or alkaline) for precise up and down adjustment and is used with meters; General uses include growing tent, reservoir, water tank, and hydroponics
$ 71.20
$ 89.00
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23% discount
Spider Farmer 5-in-1 Digital pH Meter Kit Pen Tester for Water Hydroponics
【5-in-1 Multifunctional Water Tester】Accurately measures pH, TDS, EC, Temperature, and Salinity — ideal for gardening, hydroponics, aquariums, fish tanks, swimming pools, and more.
$ 45.99
$ 59.99
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GIDIGI pH Tester,Digital pH Meter for Water, TDS for Drinking Water
Multi-functional 4-in-1 pH Tester: Our GIDIGI digital pH testers are versatile and can measure not only pH values but also TDS, EC, and water temperature. With a wide test range for pH (0.1-14.0), EC (0-9990μS/cm, 10.01-19.99mS/cm), TDS (0-9990ppm), and temperature (32.0-140.0°F, 0.0-60.0°C), it is perfect for various applications such as hydroponics, aquariums, drinking water, swimming pools, tap water, hot tubs, and brewing
$ 22.99
free delivery
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Extech PH220-C Waterproof Palm pH Meter with Cabled Electrode
For single and 3-phase/3-wire or 3-phase/4-wire systems
$ 239.68
free delivery
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Milwaukee Waterproof pH55 pH Tester
IP65 Waterproof Design with Dual-Level LCD Display: pH55 waterproof pH tester features a large dual-level LCD that simultaneously displays pH and temperature readings in either C or F
$ 77.90
free delivery
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Smart pH Meter for Water, pH Measurement with pH Calibration Solution Kit
Portable pH Meter: YINMIK pH meter with 1.2m electrode line, making it ideal for on-site settings or mobile testing at remote locations. Even in harsh environments. It allows you to easily in complex environments or perform laboratory-level pH measurements in dirty and complex liquids (such as wastewater, suspensions and emulsions), no matter where and when you are. The operation is simple, just put the pH electrode into the sample solution and get accurate readings;
$ 47.99
free delivery
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17% discount
ONiLAB Benchtop PH Meter, 3-in-1 PH/Temp, Electrode
Equipped with 201T-F 3-in-1 combination pH electrode, Auto temp. Compensation, measuring pH and temperature simultaneously
$ 229.99
$ 277.24
To the offer
VIVOSUN Aerolab Digital pH Meter Kit ±0.01 High Accuracy
High Accuracy & Fast Response:Professional digital pH meter with ±0.01 high accuracy and sensitive glass probe delivers fast, stable readings; ideal for monitoring water quality in hydroponics, aquariums, pools, and plant care
$ 69.99
free delivery
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PH Meter 7-in-1 Tds Meter/Salinity Tester/pH Meter/EC Meter/Orp Meter/S.G Meter/Temp ph Tester Digital,PH Meter for Water 0.01pH Accuracy,Tds Meter with ATC.
【7-in-1 pH Tester Digital】Water tester multi-function one-key switching,which is more worry-free and convenient to use.pH meter tester digital professional measurement ORP Meter/S.G Meter/TDS Meter/Salinity Tester/pH Meter/EC Meter/Temp.
$ 59.99
free delivery
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5% discount
GIDIGI Digital pH Meter for Food Fermentation with pH Calibration Solution
[Reliable pH Test Kit] pH Meter for Food Kit includes calibration solution(7.00/4.00)and electrode protection solution which made it easy to get started right out of the box.Calibrating the pH meter with the included solution is easy and ensure the accurate results. The reliability of the pH readings, which allows you to make informed decisions about food quality and safety. Comes with the calibration kit making it well package deal for a decent price.
$ 39.99
$ 41.99
To the offer
Oakton pH 6+ Handheld Meter with pH Probe
Product Type: pH meter
$ 666.69
free delivery
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Bluelab Guardian Monitor Inline Wi-Fi
Real-time Monitoring: The Bluelab Guardian Monitor Inline Wi-Fi allows you to continuously monitor your dosing pH, Conductivity, and Temperature. Compatible with the Edenic by Bluelab app, receive instant alerts, remote monitoring, and history reporting. Manage your growing environment from where you'd like, when you like.
$ 660.45
free delivery
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5% discount
VIVOSUN 5-in-1 Digital PH Meter with Salinity/TDS/EC/Temperature Function
5 Modes in 1: With the this 5-in-1 pH Meter, you can accurately measure pH, TDS, EC, Salinity and Temperature values to discover your water quality and ensure your family's health; Multiple functions can be switched by one button
$ 29.77
$ 31.34
To the offer
Oakton pH 5+ Handheld Meter Kit w/Case, Solutions, pH/ATC Probe
Battery: 4 x aaa batteries (included)
$ 699.65
free delivery
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Apera Instruments Premium Series PH8500-SA Portable pH Meter Kit for Strong Alkaline Solutions and High Salinity Solutions
Equipped with Swiss LabSen 841 pH Electrode and MP500 Temperature probe, designed for measuring strong alkaline solutions (pH 11 to 14).
$ 487.45
free delivery
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Oakton PH 550 Benchtop pH Meter Kit
Buffer Recognition: NIST and USA
$ 623.00
free delivery
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Ohaus ST300 Digital pH Meter for Water, Portable with LCD Display, Quick Calibration, Temperature Measurement, Compact Design for Field and Laboratory Water Testing
Measurement range 0.00 to 14.00 pH
$ 454.99
free delivery
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YINMIK Food pH Tester with pH Calibration Storage Solution Digital pH Meter
Buy 1 pH Meter Get pH Calibration Solution Kit: YINMIK Digital pH meters come with 4.00 and 7.00 calibration solution, which not only save money ,but also save time. No longer worry about looking for calibration accessories everywhere, or worry about can't use pH meter without calibration fluid.YINMIK store can fully meet your needs for calibration accessories.
$ 37.39
free delivery
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NANBEI Lab Benchtop pH Meter,1-2 Points Auto Calibration,0.01 pH Accuracy
More Accurate and reliable:0.01pH Accuracy, To ensure accuracy and repeatability, the digital pH tester is built to lab standards and will show a constant value.
$ 199.00
free delivery
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Oakton 35423-01 Ecotestr Ph. 2+ Pocket Ph. Meter, 1.2" Height, 1.8" Wide, 6.4" Length, 1.2" Height, 1.8" Wide, 6.4" Length
Meter type: ph tester
$ 149.73
free delivery
To the offer
13% discount
Bluelab pH Pen Meter and Probe Care Kit pH for Optimal Plant Health
Reliable & Easy-to-Use: The Bluelab pH Pen is waterproof, features a backlit LCD for easy reading in any light, and automatically adjusts for temperature changes. Accurately measures pH in nutrient solution (acid or alkaline) for precise up and down adjustment with a lab-quality glass probe. The pen's double junction electrode has a longer lifespan compared to standard probes due to less contamination. It's more accurate and reliable than comparable pens, test strips, drops, and more. *Note: readings in tap, reverse osmosis (RO) or distilled water may be slow and/or unstable due to insufficient dissolved Ions (salts).
$ 109.00
$ 124.79
To the offer
Oakton pHTestr 30 Waterproof pH Testr 30 Pocket Tester
Product Type: pH tester
$ 143.22
free delivery
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Bonvoisin PH Meter for Water Real-time PH, Temperature, Voltage Measurements in Water with Calibration, Digital PH Tester for Hydroponic Systems, Plant Grow, Pool
Large Range&High Precision: This lab ph meter has a wide measurement range PH(0.00-14.00), Temperature(0-60°C/32-140°F) and Voltage(-500mV~500mV), a high PH resolution of 0.01, a measurement error range ± 0.05.
$ 118.75
free delivery
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Oakton - WD-35613-52 pH 5+ Handheld Meter with pH Probe
Reads pH and temperature
$ 581.83
free delivery
To the offer
Hanna Instruments HI 99151 Portable Waterproof pH/Temperature Meter, for Beer
Automatic one- or two-point calibration for ease of use
$ 599.99
free delivery
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YINMIK Digital pH Meter with Extra Replaceable pH Probe Food pH Checker
Buy 1 pH Meter Get 1 More New pH Probe: YINMIK Digital pH Tester come with an extra new pH calibrate probe, which not only save money ,but also save time. in case the original probe is accidentally damaged. With calibration for the replacement, you can have a brand-new pH tester again. Greatly extend the life of the meter.
$ 42.99
free delivery
To the offer
2 in1 pH Temperature Meter, Aquarium Thermometer pH Monitor with BNC Probe
Accurate Test : The Ph Meter 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 and 0.01 pH. Enclosed with detailed clear manual will show you how to use it
$ 35.59
free delivery
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General Tools DPH7011 Digital PH Meter with RS-232 Output
Digital display
$ 109.99
free delivery
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Fristaden Lab pH Meter for Water, Wine & Hydroponics | Buffers Included
A True Lab pH Meter -- Use this pH meter for sensitive, important projects. It is accurate to 0.01 pH.
$ 165.00
free delivery
To the offer
Bluelab Guardian Monitor Wi-Fi for Real-Time Monitoring
Real-time Monitoring: The Bluelab Guardian Monitor Wi-Fi allows you to monitor your reservoir's pH, Conductivity, and Temperature in real-time. Compatible with the Edenic by Bluelab app, receive instant alerts, monitoring, and history reporting. Manage your growing environment from where you'd like, when you like.
$ 399.00
free delivery
To the offer
10% discount
EZTOCH pH Monitor Hydroponic Continuous 7 in 1 EC pH TDS CF ORP Monitor
7-in-1 Multifunctional Continuous Monitor: EZTOCH ph monitor hydroponics provides accurate readings for pH, EC, TDS, ORP, CF, humidity, temp. Upgraded combined probe, enables continuous, 24/7 monitoring, eliminating the hassle of using multiple separate testers. EZTOCH continuous ph monitor supports two TDS modes (ppm500 and ppm700) as well as mS/CF four measurement units, delivering real-time data without the need for daily manual sampling and testing
$ 69.99
$ 77.99
To the offer
Apera Instruments PH400 Portable pH Meter Kit with Pre-mixed Buffers, 0.01 pH Accuracy, 0-14.00 pH Measuring Range, 3-Point Auto Calibration, 3' Probe
Comes with an all-in-one pH/temp. electrode, measuring pH and temperature in a quick and accurate manner
$ 302.73
free delivery
To the offer
Hanna Instruments HI 8424 Waterproof Portable pH Meter, with ATC and HOLD Feature
Microprocessor-based meter for increased speed and accuracy
$ 559.99
free delivery
To the offer
5% discount
VIVOSUN 3-in-1 Digital pH Meter with ATC, ±0.1 pH Accuracy Water Quality Tester, 0-14.0 pH Measurement Range for Hydroponics, Household Drinking, Pool and Aquarium
3 Modes in 1: With the Vivosun 3-in-1 pH meter, you can accurately measure pH, TDS and temperature values to discover your water quality and ensure your family’s health
$ 23.99
$ 25.26
To the offer
Apera Instruments PC60-Z Bluetooth Multi-Parameter pH/Conductivity/TDS/Salinity/Resistivity Smart Meter Tester Powered by ZenTest Mobile App with Cloud-Based Datalogger
Smart Integration –– Easily connect the tester to your smartphone, tablet, or MacBook via Bluetooth with the ZenTest app for real-time measurement control, calibration, and advanced data management within a 30 ft range.
$ 171.26
free delivery
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UIUZMAR pH Tester for Food Digital pH Meter for Sourdough Starter and Dough
[Monitor Sourdough Starter Acidity] Check the pH of sourdough bread dough during the fermentation step, some breads which require pH levels be at a particular level during fermentation. The spear probe design can easily obtain pH measurements, just stick the spear into the dough and will get an instant and stable reading. With LCD display screen, very easy to read.
$ 36.85
free delivery
To the offer
10% discount
GIDIGI Chlorine Tester Pool Test Kit, pH Salt Chlorine Pool Water Tester
7-in-1 Water Quality Tester: Our GIDIGI multi-functional pH meter integrates seven key parameters—pH, ORP, conductivity (EC), total dissolved solids (TDS), salinity, free chlorine (FAC), and temperature—eliminating the need to purchase multiple complex reagents or single-function testers. Whether for backyard pools, hot tubs, spas, aquariums, koi ponds, hydroponic nutrient solutions, or drinking water testing, a single touch provides accurate readings, saving time and being environmentally friendly.
$ 35.99
$ 39.99
To the offer
7% discount
Elitech PHM-230 Professional Digital pH Pen Meter for Water and Solutions
Precision Calibration System: Three-point push-button calibration with auto-buffer recognition ensures accurate measurements across a wide pH range
$ 25.99
$ 27.99
To the offer
Oakton pH 5+ Handheld Meter with ATC; Order pH Probe Separately
Product Type: pH meter
$ 478.00
free delivery
To the offer
5% discount
NANBEI Lab Benchtop pH Meter,1-3Points Auto Calibration,0.01 pH Accuracy
More Accurate and reliable:0.01pH Accuracy,To ensure accuracy and repeatability, The lab ph meters is built to lab standards and will show a constant value.
$ 224.71
$ 236.54
To the offer
Healthible Lab Benchtop pH Meter - Digital Bench Top pH Meter and Electrode,Laboratory ph Meter for Liquid,0.01 pH Accuracy,with Data Storage Function
【High-definition LCD display】: Ph ec meter's display interface is clear and non-reflective, and it can also display multiple values at the same time.
$ 166.99
free delivery
To the offer
Hach Pocket Pro pH Tester, pH and Temp Testing, 9531000
Confidence in Results
$ 210.00
free delivery
To the offer
Apera Instruments PH60Z-WW Smart Handheld pH Meter Tester Kit with LabSen 335 ATC pH Electrode for Lab-Grade pH Measurement in Wastewater, Suspensions, Emulsions and Dirty Liquids
RELIABLE + SMART + PORTABLE–– The top-rated smart pH tester is now paired with the Swiss LabSen 335 pH electrode, allowing you to effortlessly take lab-grade pH measurement in dirty and complex liquids such as wastewater, suspensions, and emulsions and manage data wherever you go.
$ 231.70
free delivery
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Bluelab pH and Conductivity Starter Pack
Comprehensive Monitoring Kit: The Bluelab pH and Conductivity Starter Pack is a complete solution designed specifically for growers who value precision and convenience. Whether you're a novice or a professional, this pack provides the tools you need to monitor and manage nutrient solutions with ease and accuracy. It's a comprehensive kit that simplifies the growing process, making it more efficient and effective.
$ 199.49
free delivery
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testo 205 - Handheld T-bar pH Meter (Set 1)
Automatic final value detection
$ 342.00
free delivery
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Environmental Express pH 100 Portable pH Meter Kit with Case, pH and Temperature Probes, and Solutions
Includes pH 100 portable pH meter, plastic combination pH electrode, temperature probe, 50 mL pH 4, 7, and 10 buffer solutions, 3 AA batteries, and carrying case.
$ 535.00
free delivery
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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
Great accuracy
$ 139.15
free delivery
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Bluelab pH 4.0 + 7.0 Calibration Solution Kit (500 ml Each)
Ensures accurate readings - Our pH calibration solution helps maintain the accuracy and reliability of a pH pen, probe, or tester. Calibration ensures accurate readings. This helps keep the pH level in check for the health of plants, swimmers, or aquatic life.
$ 44.99
free delivery
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Apera Instruments Value Series PH850-WW Portable pH Meter Kit for Wastewater, Green (AI5531)
Equipped with Swiss LabSen 333 POM-body pH/Temperature Electrode designed for wastewater and complex water solutions
$ 355.00
free delivery
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GIDIGI Food pH Meter with ATC, Spear Probe for Sourdough & Meat
GIDIGI
$ 44.99
free delivery
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5% discount
VIVOSUN 4-in-1 Digital pH Meter with pH/TDS/EC/Temp Function, 0-14.0 pH Measurement Range, ±0.1 pH Accuracy Water Quality Tester for Hydroponics, Household Drinking, and Aquarium
4-in-1 Mode: With Vivosun 4-in-1 PH tester, you can accurately measure PH, TDS, EC and Temp value; Know water quality clearly to ensure your family members' health
$ 21.65
$ 22.79
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pH Meter for Food 3-in-1 Digital pH EC Temperature Meter with ATC, Food pH Tester for Checking Fermentation/Bread Dough/Sausages, Waterproof pH Probe Meter for Cosmetics, Solid and Soft Soil Sample
【3-in-1 Digital pH Meter with EC/Temperature Sensor】 Landtek digital ph tester for food can easily measure the value of pH, EC (electrical conductivity), and temperature. Making it ideal for various applications such as hydroponics, aquariums, Dough, Salami, Sushi, Rice, Fermenting, Sausage, Meat. Soap. Cheese, and also suitable for solid and liquid soft soil sample testing
$ 49.99
free delivery
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Smart Food pH Meter with App, Rechargeable Digital pH Tester for Sourdough Starter, Cheese, Bread, Meat, Sushi Rice, Kombucha & Fermented Foods, Accurate Food pH Test Kit with ATC, Easy Calibration.
Smart App Monitoring & Instant Alerts: Connect via Bluetooth to view real-time pH and temperature directly on your smartphone. Easily track, store, categorize, export, and share fermentation data for deeper analysis. Set custom high/low pH ranges, and receive app alerts when values go out of range—helping you maintain consistent food quality and achieve reliable fermentation results every time.
$ 69.99
free delivery
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AC Infinity Digital pH Meter Kit, Precision pH Pen for Hydroponics & Water
A pH reader for water quality assessment designed to help monitor and maintain proper pH levels.
$ 69.99
free delivery
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Apera Instruments AI104G GroStar Series GS4 pH/EC/500ppm/700ppm Combo 5-in-1 Pen Tester Kit with Replaceable Double-Junction pH/EC Probe for Hydroponics Water Quality Testing, Gen II
Lab-grade pH/EC/TDS meter designed specifically to meet growers' needs and habits
$ 149.97
free delivery
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PH Meter & TDS Meter Digital Water Tester 5 in 1 Salinity Tester PH Temp EC and TDS Meter,PH Meter for Water with LCD Backlit,Water Testing Kits for Drinking Water,Wine,Swimming Pool,Hot Tub Spas.
【 5 IN 1 PH Meter 】 Rowyet Multiparameter water test meter is equipped with 5 different functions for water quality test: Salinity + TDS + EC + pH + Temperature are combined perfectly in one meter.This is not only been convenient for your different water testing needs, but also saves your time and money.
$ 39.99
free delivery
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Hach Pocket Pro+ pH Tester with Replaceable Sensor, 9532000
Confidence in Results
$ 329.00
free delivery
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Apera Instruments AI101G GroStar Series GS1 pH Pen Tester Kit with Replaceable Double-Junction pH Probe for Hydroponics Water Quality Testing, Gen II
Lab-grade pH meter designed specifically to meet growers' needs and habits
$ 109.05
free delivery
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9% discount
GIDIGI Digital pH Tester for Water, 3 in 1 pH TDS Meter for Drinking Water
Reliable Brand: GIDIGI was founded with a simple yet important mission: to provide everyone with a accurate and reliable way to test their water quality. We believe that access to clean and safe drinking water is a basic human right, and our 3 in 1 tds meter water quality tester is one professional way that can help people achieve that. We are committed to providing high-quality products and excellent customer service. Join us in our mission to make clean and safe water accessible to everyone.
$ 28.99
$ 31.99
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7% discount
LOHAND Digital pH Meter with ATC, ±0.01 High Accuracy, 0-14 Measuring Range
Lab-Grade Precision: LOHAND Professional Pen-Type pH meter features a complete 0.00-14.00pH measurement range with 0.01pH high resolution and ±0.01pH superior accuracy, delivering lab-level precise readings for all acid and alkaline solutions. It also syncs temperature detection (0.0-100.0°C), with automatic temperature compensation to eliminate environmental interference, ensuring reliable data for every test.
$ 61.99
$ 66.99
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Apera Instruments Value Series PH850 Portable Handheld pH Meter Kit (AI5510)
Take reliable pH/mV measurements in a quick and easy manner
$ 285.83
free delivery
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LAQUAtwin pH-22 Compact pH Meter
Compact Design
$ 175.00
free delivery
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Apera Instruments PH910 Benchtop Lab pH Meter Kit with LabSen 211 Refillable Glass pH Electrode
Equipped with LabSen 211 refillable glass pH electrode and a separate temperature probe, ensuring accurate, quick, and consistent pH measurement.
$ 366.48
free delivery
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PH Meter & TDS Meter 5 in 1 Water Tester pH/TDS/EC/Salt/Temp Meter,PH Meter for Water with LCD Backlit,pH Tester Digital for Drinking Water.
Rowyet
$ 45.99
free delivery
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HANNA Instruments HI98127 pHep4 pH-Temperature Tester
Waterproof pH & Temperature Tester for water
$ 159.99
free delivery
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19% discount
Apera Instruments, LLC-AI1201 Apera Instruments,LLC PH60-E Replacement Probe for PH60 Pocket pH Tester
Measurement range: 0 - 14.00 pH, 0 - 50 ̊C
$ 30.14
$ 37.09
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Hanna Instruments HI98129 Meter, pH/EC/TDS/Temp, 10" Height, 11" Wide, 20" Length
Range: 0.00 to 14.00 pH/0 to 3999 US/cm/0 to 2000 ppm/0.0 to 60.0°C / 32 to 140.0°F
$ 284.13
free delivery
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12% discount
EZTOCH Pool Salinity pH Tester Hydrogen Water Tester, 7 in 1 pH Salt ORP
7-in-1 Multi-Functional Tester: This pH Salinity Meter measures pH, salinity, hydrogen, EC, TDS, and temperature. Whether measuring drinking water, tap water, RO water, hydrogen-rich water, coffee, kombucha, apple cider vinegar, hydroponic water, freshwater aquariums, or saltwater pools, this pH meter meets your measurement needs
$ 29.99
$ 34.19
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Extech EC500 Waterproof ExStik II pH and Conductivity Meter
Combination flat surface pH electrode with auto ranging high accuracy conductivity cell
$ 197.99
free delivery
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Apera Instruments PH60-WW Handheld pH Meter Tester Kit with LabSen 335 ATC pH Electrode for Lab-Grade pH Measurement in Wastewater, Suspensions, and Emulsions
PORTABILITY + RELIABILITY –– The top-rated pH tester is now paired with the Swiss LabSen 335 pH electrode, allowing you to effortlessly take lab-grade pH measurement in dirty and complex liquids such as wastewater, suspensions, and emulsions wherever you go.
$ 173.00
free delivery
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Milwaukee MC110 pH Monitor with Mounting Kit, 0.0 to 14.0 pH, +/-0.2 pH Accuracy, 3.5 to 7.5 pH Set Point
Milwaukee Instruments
$ 148.70
free delivery
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7% discount
Milwaukee Instruments pH 600 pH Tester With 1 Point Manual Calibration
Compact pH tester used in laboratory and industrial applications
$ 32.25
$ 34.50
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HI98128 - - pHep5 pH/Temperature Tester 0.01 pH resolution by Hanna Instruments
hanna instruments
$ 179.99
free delivery
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Utile® Pocket pH Meter Pro, ±0.01 Accuracy pH Tester Kit
Product Features: Modular electrodes with replaceable components to accommodate diverse testing requirements; configurable auto-shutdown timer and backlight display duration; supplied as a complete kit including standard solutions and lanyard; dustproof and waterproof rating: IP67.Product
$ 56.99
free delivery
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Oakton WD-35419-12 Instruments Series pH 700 Benchtop Meter with Probe Stand, 110/220 VAC
Compact footprint is over 40% smaller than other bench top meters
$ 482.59
free delivery
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Milwaukee Instruments Portable pH Meter with 2 Point Manual Calibration - MW100
Includes se220 ph electrode
$ 158.70
free delivery
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HM Digital PH-200 Waterproof pH Meter
Measures pH and Temperature, Range: 0-14 pH, 0-80 °C, 32-176 °F
$ 60.20
free delivery
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Milwaukee MW101 LED Economy Portable pH Meter with Manual Calibration, 0.0 to 14.0 pH, +/-0.2 pH Accuracy, 0.01 pH Resolution
Milwaukee Instruments
$ 166.75
free delivery
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Environmental Express pH 100 Portable pH Meter with ATC Temperature Probe
Includes pH 100 portable pH meter, temperature probe, and 3 AA batteries
$ 394.00
free delivery
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Milwaukee MW802 LED Economy Portable pH/EC/TDS Meter with 1 Point Manual Calibration, 0.0 to 14.0 pH, +/-0.1 pH Accuracy, +/-0.2 pH Resolution
SE600 combination pH/EC/TDS probe
$ 294.40
free delivery
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9% discount
6-in-1 Soil Tester, Soil Moisture Meter with pH Meter, Soil Moisture, Environment, Sunlight, Humidity, Fertility for Agriculture, Gardening and Outdoor Plants (2 *AAA Battery Needed)
【6 in 1 Function】This 6 in 1 multifunctional soil tester. It can quickly measure soil moisture, pH value, temperature, sunlight, air humidity and soil fertility to help you better take care of flowers and plants.
$ 36.59
$ 39.99
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Aero-Gro 5-in-1 Digital Water Testing Meter | pH, TDS, EC, Salinity & Temperature Tester | Hydroponics, Aquarium, Pool & Drinking Water Quality Monitor
Comprehensive Testing: Get quick and accurate readings of essential water parameters, ensuring optimal conditions for your plants and aquatic life
$ 59.99
free delivery
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GISNPA Digital pH Meter for Food Hot Sauce Canned foodpH Tester 0.01 Resolution High Accuracy Food pH Testerwith Backlit LCD Display and ATC for MEA
Fermented Food pH Tester - The pH testing range of the GISNPA pH meter for food is 0.00-14.00, with an accuracy of ±0.01. The proprietary spear pH probe helps you accurately test the pH of a wide variety of foods during fermentation, such as sausage, salami, cheese, sushi rice, canned jams, fermented sauces, chili sauces, hot sauces, and more.
$ 38.88
free delivery
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EC pH Monitor for Hydroponics, 6-in-1 Water Quality Tester with Wi-Fi, pH Meter Tester, Continuous Monitor of pH PPM EC CF Humidity Temp of Indoor DWC Grow System,Hydro Reservoir Tank
【6-in-1 water quality tester】This 6-in-1 device measures pH, EC, TDS, Salinity, SG, and Temperature, ensuring accurate water analysis for fish ponds, aquariums, drinking water, hydroponics, and more.
$ 59.90
free delivery
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Yewhick pH Meter for Food, Digital pH Tester with High Accuracy pH Probe for Sourdough and Bread, Food pH Meter for Fermentation Canning, Meat, Cheese, Solid Samples and Water
Upgraded pH Probe: Compared to the YY-1030V and YY-2030 model, the YY-1033L features a newly enhanced spear-type sensor and an enlarged glass bulb design, significantly increasing the contact surface area. Additionally, it is equipped with a low-noise cable and an extended reference diffusion path, which not only ensures more stable and reliable measurement results but also greatly extends the electrode's lifespan in various challenging environments
$ 38.88
free delivery
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YINMIK Smart pH Meter Solid Food pH Tester with Stainless Steel Blade
With a Food Grade Stainless Steel Blade: The YINMIK food pH meter features a food-grade stainless steel blade (316 stainless steel). This food pH tester easily pierces some solid foods, preventing damage to the glass pH probe when testing foods. With this food pH thermometer, you can easily determine the pH level of meat, fruit, and plants. pH of fresh meat is 5.5-6.2; pH of general tomatoes is 4.0-4.5. More pH levels of solid foods are waiting for you to explore through the Food pH Reader.
$ 39.99
free delivery
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CANNABMALL 5-in-1 Digital PH Meter, with Voice Function, PH/TDS/EC/Temp/Salt Pool Salt Tester, Waterproof & Rechargeable Pen Meter for Swimming Pools, Fish Tank, Aquariums & Hydroponics
Multifunctional Tester: 5 in 1 pH meter can measure TEMP/PH/TDS/EC/SALT, the portable and rechargeable design is convenient for you to test the purity of water in various environments such as swimming pools, spas, aquariums and drinking water at any time.
$ 35.99
free delivery
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GIDIGI Smart pH Tester Strips for Food, Digital pH Meter for Canning
[Professional pH Tester for Food]:GIDIGI pH03A is a professional food pH meter designed to measure the acidity and alkalinity of various foods in the kitchen. pH test range: 0.00-14.00pH; resolution is 0.01pH. While measuring the pH of food, the temperature of the food can also be obtained. The digital food tester is also equipped with a sponge protective cover with electrode protection liquid inside, which can extend the service life.
$ 33.99
free delivery
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Milwaukee MW101 PH Meter
Ideal for anyone working on a low budget but still requiring fast and reliable measurements
$ 166.75
free delivery
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GIDIGI 5 in 1 pH Meter for Water TDS EC Salinity Tester for Salt Water Pool
Precise pH and EC Salinity Meter Combination: The GIDIGI 5-in-1 pH meter helps you monitor your reefs and gardens, ensuring your saltwater aquariums or hydroponic systems thrive. Aquarium enthusiasts can quickly read the pH and salinity of their reef tanks without changing meters, while the pH/EC meter helps hydroponic growers maximize the use of every drop of plant nutrient solution. The large, backlit color screen is easy to read even in dimly lit growing tents or sunny backyards, and allows for one-touch switching between pH, salinity, EC, TDS, and temperature.
$ 29.99
free delivery
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Hydrogen Water Tester pH H2 ORP Meter, Hydroponic pH TDS EC Meter, 6 in 1
Hydrogen Water Meter PPB PPM: The newly launched EZTOCH hydrogen water bottle tester in 2025, can switch between two modes of H2 test (PPM/PPB) with one button. PPM measurement range is 0-2400ppm with resolution of 2ppm. PPB measurement range is 0.001-2.400ppm with resolution of 0.002ppm. High-precision measurement, fast response, suitable for hydrogen producing water bottles, hydrogen generators, hydrogen-enriched water, H2 water generator
$ 32.99
free delivery
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High Accuracy Water Tester 5 In 1 Salinity Temperature Meter Digital Meter With Backlit For Pools
XINNIKESI
$ 23.46
free delivery
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Apera Instruments SX620 pH Pen Tester Kit with 0.01 pH Accuracy, 3-Point Auto. Calibration, ATC
The smallest pH pen with reliable testing performance for regular liquid e. g. pools, hydroponics, aquaculture, cooling towers, beverage making, body fluid, etc.
$ 76.93
free delivery
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We have found a total of 132 ph meters deals for you at amazon, Zoro, Selectum LLC, and other shops. The most popular brands are: Apera Instruments, Oakton, and GIDIGI. Today's offer is Oakton WD-35634-30 pHTestr 30 pH Tester, For Temperature with 14% discount. The lowest price we found in our deals is $ 21.65 . The highest price in our price comparison is $ 699.65 . Currently, we have selected 10 reliable shops for you to buy ph meters affordably.