Are you trying to find ph controllers among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!
We investigated and evaluated a number of the top-selling ph controllers on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 30 hours of research and did 24 ph controllers tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!
An overview of our top picks
Table of contents
The best ph controllers you can buy today
- User selectable Hi/Low Set Point
- Manual 2 points calibration
- Visual LED alarm
- Supplied with 12 VDC adapter and mounting kit
- Power plug for CO2 dosing
- 【SMART WiFi CONNECTION】This water quality Controller is able to connect to your mobile phone via Tuya app in 2.4GHz WiFi directly(Can only connect to App in 2.4GHz WiFi) , which allow to monitor the real time value at anytime anywhere
- 【DUAL POWER PLUG】Equipped with relay output power sockets where you can plug your devices such as ozone generators, oxygen pumps, CO2 regulators, solenoid valves or other pH/ORP controllers. Simply set the desired pH/ORP value in the controller. If the pH or ORP measurements are lower than the desired value, it will turn on the devices, and close them if the readings go higher
- 【3-IN-1 SIMULTANEOUS MEASUREMENTS】 It can simultaneously measure and display pH/temperature value and Oxidation Reduction value (ORP). It has 2 high-precision BNC electrodes that are detachable and replaceable
- 【ATC & FUSE PROTECTION】Calibration made easy with just a mini-screwdriver and Automatic Temperature Compensation. With Fuse Protection, the circuit will automatically cut off and play a protective role when the current goes beyond normal
- 【VERSATILE & EASY TO INSTALL】It comes with screw and suction, perfect to mount or hang on the wall while conveniently conducting and monitoring tests. Best suitable for testing water resources, greenhouses or soil-free growing, aquarium, hydroponics, laboratory, spas, environment water, swimming pools, water purification systems and many others
- 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)
- Real-time Wi-Fi Monitor : LANDTEK 3-in-1 Aquarium pH Monitor Wi-Fi can measure pH, ORP (oxidation-reduction potential) and temperature with replaceable probes in water, simultaneously and easily view real-time measurement data on the monitor and also be connected through your smartphone APP to realize remote monitoring
- 24/7 Remote Monitoring with Alarms :This Smart pH ORP Controller Online is compatible with iOS and Android systems. Supporting remote control and monitoring the pH and ORP (Redox) levels changes via your smartphone "Tuya APP", and real-time data transmission is convenient to control and predict water quality changes at any time so that effective measures can be taken in time to deal with it. The MAX and MIN limits of pH and ORP can be set easily with your mobile phone. User will get an alert with alarms If the testing values exceeds the preset threshold
- ORP Sensor Controller :This ORP Controller water tester is equipped with a replay Two plug output sockets that can fit with your own devices (e.g. oxygen pump, CO2-regulator, O3 ozonizer, etc.) into the corresponding pH or ORP output power. After setting the required pH and ORP values,the automatic control system will send a signal to the solenoid valve to adjust the amount of O2 or CO2 released to help stabilize the pH of the water and maintain the healthy growth of aquatic plants and algae. Output active to trigger your devices to turn on when the measurement is lower, otherwise to turn off if the readings go higher
- Calibration Solution : This pH ORP meter is smart with Automatic Temperature Compensation (ATC) function ensuring accurate readings of pH and ORP regardless of temperature fluctuations. Meanwhile, the smart water quality tester comes with pH and orp Buffer Powder and replaceable probes for simplify calibration processes ensuring precise measurements by aligning the device with known pH standards, minimizing the chances of inaccuracies
- Wide Application: A digital Wifi pH ORP controller with monitor is simpler and more accurate than a pH water meter, and by placing the probes into the water for just a few seconds, you can get the data of 24 hours / week and month, saving you more time and money in the long run. The ORP pH Meter comes with screw and suction, perfect to mount or hang on the wall while conveniently conducting and monitoring tests. Widely used in testing drinking water, swimming pool,koi ponds, aquariums, water hydroponics, aquaculture and more
- rugged pH controller interface device
- functions as a full time visual pH monitor
- full feature pH controller
- LED DISPLAY
- AUTO. ELECTRONIC CONTROL
- AUTO. TEST PH
- AUTO. CONTROL Co2 work with Calcium Reactors
- SIMPLE OPERATION
- Professional Ph Controller Especially Designed For Use With Hydroponic Systems And Aquariums
- 5 Ph, Led Visual Alarm Active & Power Plug Socket For Dosing Turned On When Reading Is Higher Or Lower (User Select) Than The Set Point
- Supplied With 12V Dc Power Adapter, Ma911B/2 Double Junction Ph Probe, 20 Ml Ph 7
- No Assembly Required
- The WiFi online pH controller allows you to real time monitor the pH and via your smartphone on the APP(for free), it is compatible with ios and Android system, perfect for 24 hours online monitoring.
- Widely used to test the pH / Temperature / (Total Dissolved Solids) of water.
- With relay output power socket, you can control the pH value according to your requirements.
- Test the with both PPT and PPM units at will.
- With power plug for air outlet stone, oxygen pumps, carbon dioxide regulators, solenoid valves and other pH control devices.
- Additional Functions: The Yewhick WiFi Salinity tester for Saltwater pool, Water quality monitor can be connected to a CO2 pump to control the pH of the water. After setting the required pH, the automatic control system will send a signal to the solenoid valve to adjust the amount of CO2 released to help stabilize the pH of the water and maintain the healthy growth of aquatic plants and algae
- 3-in-1 Online Water Quality Monitor: This WiFi aquarium ph monitor can monitor the pH, salinity and temperature online 24/7, and the test data of the day, week and month can be viewed at any time in the APP, which is convenient for observing and adjusting the water quality
- Alarm Function: This WiFi Salt Tester water quality monitor can set the MAX and MIN values of pH and salinity according to your needs, for example: set the maximum pH value to 6.96, when the pH test exceeds 6.96, it will alarm and turn on the controller and send a signal to the solenoid valve to start releasing CO2 until the pH value is 6.96.
- Remote Monitoring: This WiFi Salinity meter water quality monitoring system support APP to remotely monitor the water quality of the fish tank online, and real-time data transmission is convenient to control and predict water quality changes at any time so that effective measures can be taken in time to deal with it.
- Wide application: Smart WiFi salinity ph online monitor is mainly used for salinity monitoring in saltwater pools, such as fish tanks, fish ponds, fish farms, saltwater aquariums, aquaculture and seawater desalination, also suitable for hydroponics, swimming pools and greenhouse vegetable orchard irrigation, etc.
- General Hydroponics pH Control Kit contains everything you need to measure pH levels of your hydroponic grow reservoirs
- RELIABLE RESULTS: The streamlined testing system delivers fast, accurate, and easy-to read results every time
- ALL-IN-ONE KIT: Includes 8 oz. General Hydroponics pH Up Liquid, 8 oz. General Hydroponics pH Down Liquid, 1 oz. Test Indicator, test tube, an eyedropper, and a pH level chart
- THE PREFERRED WAY OF TESTING pH: Seasoned growers prefer our pH Test Kit to expensive electronic meters because of its reliability and ease-of- use
- EASY TO USE: To use, simply fill a test tube halfway with nutrients, add a few drops of pH test indicator, and observe the coloration of the liquid; recommended pH for most plants is 5.5 to 6.5
- ✔【REAL-TIME MEASUREMENT】-- The real-time measurement method is adopted, that is, the measurement displays the value from 0.00 to 14.00 and the ORP value from ‑1999 to 1999mV
- ✔【EASY TO OPERATE】-- Easy to use, you can change the measurement value you want to observe without pressing any buttons
- ✔【PH & ORP CONTROLLER】-- The 2‑in‑1 and ORP controller can measure and display the value and oxidation‑reduction value (ORP), equipped with BNC socket electrodes and two output power sockets
- ✔【LONG‑TERM MONITORING】-- Powered by AC power, it is very suitable for long‑term water quality monitoring and control. The controller is made of high‑quality ABS material, which is and not easily damaged
- ✔【WIDE APPLICATIONS】-- Scope of Application: suitable for places that need water quality monitoring, such as fish hatching, wine production, swimming pools (bathrooms), laboratories, water quality management, middle schools and universities, floral analysis fluid (PH value), pond, various industries, etc.
- Professional Series CAT controllers pH sensor
- Compatible sensors for monitoring and controlling PH value of water level and tank level
- Comes with 24-inch cable
- ACCURATE PH MEASUREMENTS: With a measuring range of 0.00-14.00pH, this pH meter delivers precise readings every time. The replaceable pH electrode is easy to calibrate, ensuring accurate results with every use
- AUTOMATIC TEMPERATURE COMPENSATION: This pH meter comes with ATC (Automatic Temperature Compensation) which makes it easy to measure pH levels in environments with temperatures ranging from 0°C to 50°C
- WIDE APPLICATION: This pH meter is perfect for household or educational use, and is great for testing pH levels in drinking water, swimming pools, aquariums, wine, RO systems, spas, hydroponics, and more
- LONG CABLE LENGTH: The pH meter comes with a long cable that is approximately 300cm in length, giving you ample room to move around and take measurements. The connection is a 50 ohm BNC socket, making it easy to connect to other devices
- LARGE PROBE DIAMETER: With a 1.2cm probe diameter, this pH meter is sturdy and reliable. The large diameter ensures that the probe stays in place during measurements, providing more accurate and consistent readings
- Long Body, 300cm cable with BNC socket and measure pH range 0.00 - 14.00pH
- Application: water testing in the field, laboratory, pool, spa, hydroponics, aquarium, fish tank and other waste water applications
- Compatibility: Can be use in pH measuring device like pH meter, pH controller that has BNC input terminal
- Comes with protective cap to ensure the safety of the bulb
- Size: 1.2cm Probe Diameter and 14.7cm Length
- Updated Super Concentrated pH Up Dowm Buffering Solution: FOLLOWIN pH up and down control kit is professional buffering for helping the home grower maintaining and adjusting a nutrient's pH level stability maximize plant growth. TIP: After opened the PH down solution, the container solution will appear black precipitate, that is a condensate after the acidic substance is sealed, and this condensate does not affect the effect of use, please feel free to use it
- Works in All Environments: Our updated odorless and colorless hydroponics pH up and down kit is suitable for hydroponics systems, soilless mediums (eg: coco coir and peat), soil gardens and aquarium
- Wide Range of Use: Our pH up and down control Kit can widely use on adjusting and optimizing pH level in all indoor & outdoor plants, flowers, vegetables & herb gardens , organic lawn & turf care, fruiting & non- frunting trees, crops
- Large Capacity & Long-Lasting: FOLLOWIN ph up and down for plants solution contains 9 ounce pH up, 9 ounce pH down, 18 Total ounce, 1 ounce indicator and vial; Each 9 ounce bottle of concentrated solution can lasts up to 6 to 12 month or more
- Easy to Use: Simply fill a test-tube halfway with nutrient or water, add a few drops of pH test Indicator, and observe the coloration of the liquid in the test vial. Note: Before you begin adding pH up and down to your water or soil, test the pH to confirm that you need to raise or lower the pH level (Experienced growers consider the ideal pH for most crops to fall between 5.5 and 6.5.)
- Versatile 5-in-1 Precision Testing: Meet all your water testing needs with a single device. This pH meter combines PH, TDS, EC, SALT, and TEMP measurements, providing comprehensive insights for aquariums, hydroponics, pools, gardens, and drinking water.
- Long-Term Monitoring with Power Supply: Enjoy continuous monitoring of pH levels with the added convenience of a reliable power supply. This ensures that you can keep a close eye on your water parameters without worrying about battery replacements.
- Wifi App Function for Remote Control: Take control of your testing experience from anywhere with the Wifi App function. Access real-time data remotely, allowing you to monitor and adjust water conditions even when you're not physically present.
- Warning Alert Function for Aquarium Safety: Receive timely alerts to prevent potential issues in your aquarium. The warning alert function adds an extra layer of protection, notifying you of any fluctuations or abnormalities in the water parameters.
- Digital Precision with Quick Results: Navigate testing effortlessly with the digital LED display, offering clear and accurate readings. Benefit from exceptional accuracy with a precision of ±0.03, and experience swift response times between 2-5 seconds, providing you with reliable results for confident decision-making.
- 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
- 2 meter / 6.56 foot standard cable, easy calibration, fully waterproof including cable joint, easy to clean and maintain
- Double junction probe has a longer lifespan compared to standard probes due to less contamination and is more accurate and reliable than comparable pens, test strips, drops, and more
- Combine with Bluelab tester, meter and other controllers for full garden nutrinets monitoring in water and soil; KIT INCLUDES: Cable, probe holder, storage cap, BNC connector, probe care kit is sold separately
- Supplied by Bluelab, the industry leader in hydroponic testing equipment, built for growers; 6-Month Limited Warranty with proof of purchase
- Controller for three speed modes: Silent, Balanced, Performance
- Magnetic housing for easy installation. Dual protection design.
- PWM for all fans (3pin or 4pin). Supports up to 8 fans or more (with optional Y-Splitters).
- Includes y-splitter for 3pin and 4pin fans. 400mm SATA power cable
- Low profile design
How to choose a good ph controllers
Does the idea of finding a fantastic ph controllers make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!
Your presence here indicates that you are interested in ph controllers. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top ph controllers products available right now. You might be wondering how we came up with the list. How was this buying guide developed?
First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top ph controllers on the market right now!
The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:
Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top ph controllers brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.
Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top ph controllers based on those.
Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.
Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.
Customer ratings: Would it be accurate to suggest that the ph controllers were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.
Customer Reviews: Like ratings, provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.
Seller Rank: This is very intriguing! Not only do you need a good ph controllers, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.
Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your ph controllers.
Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting ph controllers for months and years to come.
Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.
Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.
These are the standards by which we selected our ph controllers. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.
Why should you believe us?
There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what ph controllers should you purchase in 2022?
This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on ph controllers.
