The Best Dissolved Oxygen Meters & Accessories

Looking for the best Dissolved Oxygen Meters & Accessories?

Discover now our comparison of the best Dissolved Oxygen Meters & Accessories. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Dissolved Oxygen Meters & Accessories are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Dissolved Oxygen Meters & Accessories in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.

No. 1

Dissolved Oxygen Meter Accessories,Dissolved Oxygen Meter Calibration Solution Electrolyte Solution Membrane Cap Kit,1*50ml Zero-Oxygen Solution,2*30ml Electrolyte Solution,6 PCS of Membrane Cap

[Complete Dissolved Oxygen Meter Supplement Set]GIDIGI Dissolved Oxygen meter kit contains 1 bottle of 50ml zero-oxygen solution, 2 bottles of 30ml electrolytic solution and 6 replacement membrane caps.With these accessories, you can use the DO meter for a longer period of time and obtain accurate dissolved oxygen data.
[Zero-Oxygen Calibration Solution]Placing the probe of the dissolved oxygen meter in a zero-oxygen solution for calibration allows the tester to maintain accuracy and stability.If not used for a long time, a zero calibration is recommended.
[Dedicated dissolved oxygen electrolyte]Regular replacement of the new electrolyte can help the dissolved oxygen meter probe to stay in the best condition at all times, extending the service life of the tester.GIDIGI provides detailed replacement instructions, with clear text and pictures, so that even beginners can quickly complete the replacement.
[High Quality PTFE Membrane Cap]GIDIGI membrane caps are made of high-quality PTFE material that allows oxygen to pass through the water while protecting the probe.If the membrane cap is deformed, damaged or discolored, it needs to be replaced with a new film cap to ensure accurate values.
[Considerate service]The GIDIGI oxygen meter supplement kit should be stored in a cool, dry place and sealed. Once opened, please use as soon as possible. If you encounter any problems during use, you can contact us and GIDIGI will get back to you soon

No. 2

Dissolved Oxygen Test Kit - Accurate Water Testing for Freshwater, Saltwater Aquariums, Ponds, Sewage, etc. - All-in-One Solution, Quick and Easy Results

Versatile Usage for Various Water Types - Ideal for freshwater, saltwater aquariums, ponds, sewage, and more. Perfect for testing household water, aquaculture, well water, rivers, swimming pools, industrial wastewater, electroplating sewage, and dyeing water.
High Efficiency with Quick Results - Test up to 120 times per kit. Simple operation allows water sample analysis in just 3-5 minutes, providing fast and accurate results for immediate action.
Convenient All-in-One Kit - Everything you need is included in one compact box. Lightweight and portable, making it easy to carry and use anywhere.
Reliable and Economical Testing - Achieve accurate and dependable results at a cost-effective price per test. Suitable for real-time testing of seawater, freshwater, and more diverse water qualities.
Complete Testing Equipment - Includes a standard color comparison card, easy-to-read instructions, three testing reagents, a specially designed glass reagent bottle, and a standard dropper for water samples.

No. 3

UIUZMAR Smart Dissolved Oxygen Meter Kit with Spare Components Electronic Portable DO Tester with Reinforced Polarographic Probe for Aquaculture Fish Tank Wastewater Treatment

[Accurate and Consistent Readings] UIUZMAR Dissolved Oxygen Meter using reinforced polarographic probe with a replaceable oxygen-permeable PTFE membrane cap can always give accurate and consistent readings. Automatic temperature compensation and manual input for salinity and barometric pressure compensation through app keep the excellent performance in different circumstance.
[Smart DO Analyzer with APP] Now you can use the DO analyzer more conveniently by the app. Connect the dissolved oxygen meter with your phone in mobile app to complete more complicate jobs like setup salinity and barometric pressure compensation. What’s more, you can also record, manage, and share your testing data with friends anytime.
[Easy for Use and Calibration] Easy calibration for saturated air (slope calibration) and zero-oxygen (zero calibration) with automatic identify program. Anyone even an amateur can complete the slope calibration easily before each use. It is recommended that zero calibration is required for first use, and slope calibration is required before each use. UIUZMAR also provide detail user manual and video about how to use and maintain the DO meter.
[Durable DO Tester with Spare Components] UIUZMAR provides 6 spare membrane caps for the long-term use, electrolytes and calibrations also comes with the package. Even though the spare components run out, there is no need to worry, go to the UIUZMAR Amazon Store to obtain more accessories.
[Wide Application] UIUZMAR dissolved oxygen meter is an excellent value option for field or bench use, which is popular with everyone from field biologists and educators to fish farmers and koi pond owners. Widely used in aquaculture, fish tank, koi pond, wastewater treatment, beer brewing, education, labs, also an economical, reliable, easy-to-use instrument preferred by people looking for lab level accuracy without the cost.

SaleNo. 4

Smart Dissolved Oxygen Meter, YINMIK DO Meter for Aquarium, Digital Dissolved Oxygen Tester with 9.84ft DO Probe Cable, Portable DO Tester for Aquaculture Wastewater Treatment Environmental Monitoring

[Home Portable Dissolved Oxygen Meter]: YINMIK dissolved oxygen tester is designed with compact size, which can be carried with you to test home aquarium and outdoor aquaculture at any time. Two modes [mg/L mode (dissolved oxygen content in water, 1mg/L=1ppm) and % mode (saturation percentage)] make DO water quality testing easier. Reliable dissolved oxygen test data helps you monitor the health of your beloved fish; Suitable dissolved oxygen content will increase the yield of aquaculture.
[Accurate Outdoor Dissolved Oxygen Water Quality Tester]: With a resolution of 0.1mg/L, the digital dissolved oxygen meter provides accurate & consistent DO content readings, which can help environmental monitors monitor the self-purification capacity of water and whether sewage meets the DO standards for discharge. The extended 9.84ft DO probe cable provides a more convenient testing method for outdoor monitoring. The LCD backlight display enables clear test readings in dim outdoor environment.
[Digital DO Test Kit for Hydroponics and Brewing]: When the dissolved oxygen concentration is 8-10 mg/L, the plant growth rate & nutrient accumulation efficiency are the highest. YINMIK dissolved oxygen meter can help hydroponics practitioners accurately control DO, shorten the growth cycle of hydroponic plants, and improve their nutritional value. In addition, for beer & wine brewers, this YK-9100 dissolved oxygen meter can help them maintain the high quality and unique flavor of beer and wine.
[Salinity & Altitude Compensation with YINMIK APP]: Through the YINMIK APP, manually input altitude & salt compensation, YINMIK smart DO meter provides more accurate dissolved oxygen content. And the DO meter is designed with ATC function to prevent temp changes from affecting accuracy of DO test. Moreover, the DO meter is seamlessly synchronized with the free iOS/Android APP, You can store 1,000 data through the APP to avoid errors in handwritten data; and set custom alarms for DO thresholds.
[Complete YINMIK Dissolved Oxygen Test Kit]: With zero oxygen water, electrolyte, replaceable oxygen permeable membrane & detailed instructions, YINMIK dissolved oxygen tester is suitable for users of all experience levels, whether you are a hydroponics, fish tank, brewing, aquarium enthusiast, or aquaculture, environmental monitoring, educational experiments. And, YINMIK provides a 365-day warranty service, and YINMIK team is online 24 hours a day, any problem will receive a solution in time.

No. 5

YINMIK Dissolved Oxygen Test Kit Accessories 1 * 50ml Zero Oxygen Calibration Reagent 2 * 30ml Electrolyte Filling Solution and 6 pcs Membrane Groups for DO Meter Tester

{Professional Accessories Suitable for Dissolved Oxygen Meter}: YINMIK dissolved oxygen test kit includes 6 pcs dissolved oxygen membranes, 2 bottles of 30ml electrolyte filling solution, and 1 bottle of 50ml zero oxygen water calibration solution. There is no need to worry about your DO testers can't work properly because the missing accessories. It is simple to use, even if you are a beginner, you can operate it easily.
{Polarographic Dissolved Oxygen Electrolyte Solution}:Regular replacement of the electrolyte will extend the service life of dissolved oxygen meter. The electrolyte filling solution is equipped for the polarographic dissolved oxygen probe of the handheld DO meter. Have the correct electrolyte solution is crucial to the performance of the dissolved oxygen probe. YINMIK dissolved oxygen test kit includes 2*30ml electrolyte, which can be used right out of the box, saving you the trouble and time .
{The Importance of Zero Oxygen Solution}：YINMIK Zero Oxygen Solution is a high quality, bicomponent zero oxygen solution made from reagent grade chemicals.Using zero oxygen solutions can maintain the accuracy and reliability of your dissolved oxygen meter.By simply immersing the dissolved oxygen probe in the solution users can quickly calibrate to 0% oxygen concentration, allowing for accurate follow-up measurements of dissolved oxygen in their sample.
{Dissolved Oxygen Sensor Membrane Cap}: This is spare dissolved oxygen membranes designed especially for YINMIK portable dissolved oxygen probes.The membranes are constructed of durable ABS plastic with polytetrafluoroethylene (PTFE) oxygen permeable membranes. Each membrane is easily filled with electrolyte and installed on the probe. The membrane cap should be replaced if the membrane becomes discolored, wrinkled or torn.
{Complete supporting facilities and first-class after-sales service}: YINMIK is a manufacturer specializing in the development of water quality testing instruments. Whether you are an aquarium enthusiast, a swimming pool monitoring expert, or a hydroponic grower, you can find the devices satisfactory in our store.We have a professional after-sales team. If you have any questions, you can contact us. We will reply within the specified time and give you a satisfactory answer. The electrolyte must be replaced periodically, after its capacity to reduce oxygen is depleted. The membrane cap should be replaced if the membrane becomes discolored, wrinkled or torn.

No. 6

Digital Dissolved Oxygen Meter,Dissolved Oxygen Test Kit with 4.92 ft Probe Cable, DO Meter Oxygen Analyzer with Accessories,Aquarium Pond Water Test Kit 0.0-40.0 mg/L

Digital Dissolved Oxygen Meter Kit with 4.92ft Electrode Cable: GIDIGI dissolved oxygen tester with a 1.5 meters electrode cable. With this dissolved oxygen test kit, you can test the oxygen content in deeper water and avoid the problem that the electrode cannot touch the water due to distance. It is very convenient to carry and is very suitable for outdoor water quality measurement and environmental monitoring (lakes, rivers, large ponds and aquaculture).
DO Meter with mg/L and % Modes: The dissolved oxygen test kit with two modes: mg/L mode (dissolved oxygen content in water, 1mg/L=1ppm) and % mode (saturation percentage). The DO meter offers a broad measuring range for dissolved oxygen (0.0-40mg/L), dissolved oxygen saturation (0.0-300.0%), and temperature (0.1-40.0°C; 32.0-104.0°F).
Automatic Temperature Compensation: The GIDIGI dissolved oxygen test kit with ATC function, the test values are more stable. Easily obtain accurate oxygen content in the solution. Professional oxygen monitoring equipment is used in koi ponds, drinking water analysis, home beer and wine brewing, industrial systems, hydroponic nutrient, fish tank, sewage treatment, wastewater treatment, laboratories, education research and other fields.
Pond Water Test Kit with LCD Display: GIDIGI dissolved oxygen meter with digital backlight LCD display, which can easily obtain readings in dim environments, and has data lock function and temperature switching function (℉/℃).
Easy to Use and Calibrate: GIDIGI dissolved oxygen tester comes with detailed instructions and complete accessories (replaceable membrane cap*6, electrolyte*2 and zero oxygen water*1). No need to buy calibration solution, easily calibrate the tester. Simple operation, just put the tester electrode into the test solution to quickly obtain accurate oxygen test value. And you can easily get membrane cap and calibration solution by browsing GIDIGI store.

No. 7

Rowyet Dissolved Oxygen Meter with ATC,Portable Dissolved Oxygen Test Kit Range 0.0-40mg/L,DO Meter with Electrode Filling Fluid,Water Test Kit for Swimming Pools,Aquarium,Fish Pond.

🌊The dissolved oxygen meter has high precision and accurate dissolved oxygen readings,and the test results can be obtained quickly.Through dissolved oxygen test kit you can test water anywhere to get the purest water.
🐋If the oxygen meter monitor content in the water is lower than 5.0mg/L,it will be difficult for aquatic organisms to survive.If the dissolved oxygen meter content is lower than 1-2mg/L and lasts for several hours,it will lead to the death of a large number of aquatic organisms.So oxygen monitor or dissolved oxygen test kit is so very important for aquaculture,biological reactions and ponds.
🧪 Measuring range of dissolved oxygen meter:Dissolved oxygen: 0.0-40mg/L,Dissolved oxygen saturation:0.0-300.0%,Temperature:0.1-40.0°C; 32.0-104.0°F.The dissolved oxygen meter automatic temperature compensation made dissolved oxygen test more stable.
📱 Our dissolved oxygen meter features a digital screen display with backlight that is easy to read,even in low-light conditions.The oxygen meter digital display is clearer and easier to read.Dissolved oxygen test kit can customize parameters by itself.The oxygen meter will automatically turn off if it is not used for about 8 minutes and the low battery alarm function.
🌊The dissolved oxygen test kit can be used to measure and monitor the oxygen content that affects the reaction rate,process efficiency or environment.Such as aquariums, swimming pools,teaching experiments, laboratory sterile environments,scientific research, environmental testing (lakes, streams, oceans),Wastewater treatment, wine production and others.

SaleNo. 8

Milwaukee MW600 LED Economy Portable Dissolved Oxygen Meter with 2 Point Manual Calibration, 0.0 - 19.0 mg/L, 0.1 mg/L Resolution, +/-1.5 percent Accuracy, 100 Percent Saturation Range

Portable dissolved oxygen (DO) meter for educational, aquaculture, water analysis, and environmental analysis applications
Two-point manual calibration, automatic temperature compensation from 0 to 30°C
LCD screen
Polarographic probe with 3m cable and screw-on cap membrane

No. 9

Oakton Dissolved Oxygen Meter Accessory Kit

Dissolved Oxygen (DO) meter accessory kit for assistance with DO readings
Two replaceable membrane caps for ease of maintenance
Hard carrying case includes extra space to hold meter and probe
50 mL of pre-mixed electrolyte solution for ease of use
Two rinse bottles to aid in process

SaleNo. 10

Generic Dissolved Oxygen Meter, Digital Oxygen Test Kit Analyzer, DO Probe with ATC for Aquarium, Measurement Range: 0‑30mg/L 6 Replaceable Electrode Tips, 30ml Electrode Filling Fluid

Dissolved oxygen meter is engineered to provide precise oxygen level readings from 0 to 30mg/L, suitable for various water quality management applications
Dissolved oxygen meter is equipped with a highly sensitive probe to deliver accurate and reliable measurements, and is built-in with ATC to ensure effective operation under a 0-40°C environment
Dissolved oxygen meter is designed with a high-definition LCD backlight display, guaranteeing easily visible readings in any lighting condition
Digital oxygen test kit analyzer caters to a wide range of industries and applications such as freshwater aquaculture, marine aquaculture, swimming pools, labs, beverage factories, etc.
Digital oxygen test kit analyzer features a compact, pen-shaped design, making it lightweight and easy to carry

What is the purpose of a comparison site?

When you search for a product on the Internet, you can compare all the offers that are available from the sellers. However, it can take time when it is necessary to open all the pages, compare the opinions of the Internet users, the characteristics of the products, the prices of the different models… Offering you reliable comparisons allows us to offer you a certain time saving and a great ease of use. Shopping on the Internet is no longer a chore, but a real pleasure!
We do everything we can to offer you relevant comparisons, based on various criteria and constantly updated. The product you are looking for is probably among these pages. A few clicks will allow you to make a fair and relevant choice. Don’t be disappointed with your purchases made on the Internet and compare the best Dissolved Oxygen Meters & Accessories now!

Last update on 2025-06-07 / Affiliate links / Images from Amazon Product Advertising API

Search and kompare over thousands products reviews

Looking for the best Dissolved Oxygen Meters & Accessories?

What is the purpose of a comparison site?

Related posts: