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The Best Dissolved Oxygen Meters & Accessories

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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
UIUZMAR Dissolved Oxygen Meter Digital Dissolved Oxygen Tester with 3.6Ft DO Probe Pen Type Dissolved Oxygen Test Kit for Aquarium, Ponds, Aquaculture, Water Quality Monitoring DO Range:0.0‑20.0mg/L
  • [Accurate Dissolved Oxygen Meter Kit] Dissolved oxygen (DO) meters measure the amount of dissolved oxygen present in water. Our meter can deliver reliable and accurate results, take the guess work out of knowing if the water or fish tank have a reasonable amount of oxygen.
  • [Wide Range of Applications] Widely used in sewage and water treatment plants, pollution control, aquaculture, fish tank, koi pond, beer brewing, education, and various types of manufacturing. reliable, easy-to-use instrument preferred by people looking for lab level accuracy without the cost.
  • [Portable DO Tester with Large Digital LCD Readout] The UIUZMAR is a portable dissolved oxygen (DO) meter for aquaculture, water analysis, and environmental analysis applications, with an LCD screen and polarographic probe with 1.1m cable. A probe is inserted into the sample to perform the measurement, the meter display shows accurate readings.
  • [Display dissolved oxygen in % saturation or mg/L] View measured DO in % or mg/l, this DO Meter accurately measures dissolved oxygen (DO) in the range of 0.0-300.0% or 0-20 mg/I, and give accurate and consistent readings. DO probe has a built-in temperature sensor for automatic temperature compensation, range 0-40℃.
  • [Durable DO Meter 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.
No. 2
GISNPA Dissolved Oxygen Meter with ATC, 0-40.00 mg/L Measurement Range, DO Meter with Electrode Filling Fluid and Anaerobic Water Calibration Powder
  • Extended Range: Dissolved oxygen meter a wide 0.0-40.0 mg/L range, exceeding the standard 0.0-20.0 mg/L range. This expanded range caters to a variety of applications.
  • Easy to use: You can measure and calibrate without removing the electrode's protective cover. Simply immerse the electrode for quick, hassle-free usage, while the Automatic Temperature Compensation (ATC) feature ensures accurate results in a temperature range of 0-50℃.
  • LCD Backlight Display: The digital screen with backlight ensures clear readings. Auto power-off after 8 minutes of inactivity and a low battery indicator keep you informed about the device's status.
  • Package Included: The kit includes 6 probe protective covers and anaerobic water calibration powder for your convenience and reliability. If you experience inaccurate readings and calibration over time, consider replacing the membrane sleeve. The transparent bottle is designed for preparing anaerobic water. After mixing, place the probe tip inside the bottle for calibration, ensuring the accuracy and performance of the dissolved oxygen meter.
  • Wide Range of Applications: Our Dissolved Oxygen Meter is well-suited for measuring dissolved oxygen levels and temperature in various settings, including aquariums, swimming pools, ponds, aquaculture, research, and more. It consistently delivers precise results across diverse environments.
No. 3
Milwaukee Instruments MW600 Standard Portable Dissolved Oxygen Meter
  • Ideal for use in education, labs, aquaculture, environmental, wastewater treatment or pond and stream management
  • Portable
  • Sold in each
  • Country of origin: United States
No. 4
Yewhick Dissolved Oxygen Meters & Accessories with 3.6 Ft Electrode Cable, Digital DO Meter with ATC, Dissolved Oxygen Test Kit for Water, Aquaculture, Fish Pond, Beer Brewing Range:0.0‑40.0mg/L
  • [Accurate and Stable Dissolved Oxygen Test Kit] - Digital Dissolved Oxygen (DO) Meter with built-in temperature sensor, automatic temperature compensation, measuring range 0-50℃. Uses the latest chips and algorithms for faster readings and more stable results. Allows you to quickly and accurately check that the temperature and oxygen levels in your water or tank are appropriate.
  • [Easy to Use Oxygen Water Meter] - The Yewhick dissolved oxygen (DO) meter With two-point automatic calibration of 0% and 100%, it is easy to calibrate; With a large LCD screen and polarographic probe with 1.1m cable. With the automatic shutdown, its battery life is well-preserved. Up to 2000 hours of continuous use with 3 LR44 alkaline batteries (3 more free).
  • [Dissolved Oxygen Meter Range Unit] - The Dissolved Oxygen Tester allows you to view dissolved oxygen measurements in % or mg/L. The meter accurately measures dissolved oxygen (DO) in the range of 0.0-300.0% or 0-40 mg/l. The DO probe has a built-in temperature sensor and high-precision gold and silver electrodes that give you faster readings and more consistent results.
  • [Wide Range of Applications] - The Yewick Dissolved Oxygen Meter is good for measuring dissolved oxygen levels and temperatures in a variety of environments including aquariums, fish tanks, koi ponds, beer brewing, aquaculture, wastewater treatment plants, education, and all types of manufacturing. It is a good tool for consistently delivering accurate results in a variety of environments.
  • [Exquisite Dissolved Oxygen Meters & Accessories]- Yewhick provides 6 spare membrane caps for your daily replacement and maintenance, the package comes with electrolyte and calibration, and 3 extra LR44 alkaline batteries. Even if you run out of spare parts, you can visit the Yewhick Amazon store for more accessories, happy shopping.
SaleNo. 5
Extech DO600 Waterproof ExStik II Dissolved Oxygen Meter
  • 0 to 50°C Temperature Range
  • 1.4" D x 6.9" H x 1.6" W
  • 3.8 oz Weight
  • DO sensor with easy to replace screw-on membrane cap with optional extension cables
  • Oxygen level displayed as percent saturation or concentration (mg/L (ppm))
  • Adjustable altitude compensation (0-20,000-Feet in 1,000-Feet increments)
  • Adjustable salinity compensation from 0 to 50ppt
  • Analog bargraph indicates trends
No. 6
Digital Tester Smart Bluetooth Dissolved Oxygen Meter,Dissolved Oxygen Test Kit with Electrode Filling Fluid,Dissolved Oxygen Meter Range 0.0-30.0mg/L for Aquarium Water Test
  • The dissolved oxygen meter range 0.0- 30.0mg/L,saturation:0.0-300.0%,Temperature:0.1-40.0°C; 32.0-104.0°F.temperature compensation made dissolved oxygen test more stable.easy to use,just put the electrode in the solution for measurement.
  • The smart bluetooth dissolved oxygen meter with high precision and accurate dissolved oxygen readings,the bluetooth data is transmitted accurately in real time,you can save manage and share test data at any time,which will not loss the data.
  • The dissolved oxygen test use the cell phone APP to control the backlight digital display.and the dissolved oxygen meter can customize parameters by itself,according to the user's requirement to set the max or min limit values, the oxygen meter will
  • The aquarium water tester with detachable probe,which is easy to replace,we provide 6 probe protective covers.don't take off the film inside the protective cover. when using for a long time, if the test value is inaccurate,then you need to replace th
  • This dissolved oxygen meter is very important for aquaculture,biological reactions and ponds.such as aquariums, swimming pools,teaching experiments, laboratory sterile environments,scientific research, lakes, streams, oceans,Wastewater treatment, win
No. 7
YSI DO200 Kit EcoSense DO 200 Dissolved Oxygen Meter Kit
7 Consomer Reviews
YSI DO200 Kit EcoSense DO 200 Dissolved Oxygen Meter Kit
  • Battery: 1 x 9 v battery (included)
  • Automatic temperature compensation|manual input for salinity and barometric pressure compensation|easy-to-replace screw-on cap membranes
  • Dissolved oxygen accuracy: 2 percent fs
  • Dissolved oxygen resolution: 0.01 ppm; 10 percent
  • Meter type: portable
No. 8
RCYAGO Portable Dissolved Oxygen and Temperature Meter, DO Range: 0-40.00 mg/L, 0.1 mg//L Resolution, Digital Dissolved Oxygen Meter with Electrode Filling Fluid (No Backlight)
  • Dissolved oxygen meter is a precision instrument for measuring dissolved oxygen and temperature. The dissolved oxygen probe is a thin film with a polarographic sensor and a thermistor for temperature measurement and temperature compensation. The permeable membrane separates the measured solution from the sensing electrode but allows oxygen to pass through the membrane to react, and the concentration can be measured.
  • Dissolved oxygen refers to the concentration of molecular oxygen dissolved in water, generally expressed in mg/L (ppm) and saturation percentage (%), which is the percentage of dissolved oxygen in 1L of water. The oxygen concentration of our dissolved oxygen meter is 0.0-40.0mg/L, most of the range of dissolved oxygen meters on the market is 0.0-20mg/L. When measuring and calibrating, needn't open the protective cover of the electrode, just put the electrode in the solution for measurement.
  • Detachable probe, easy to replace, equipped with 6 probe protective covers. The film inside the protective cover cannot be taken apart. After using for a period of time, the test value is inaccurate and the calibration is still inaccurate, and the membrane sleeve needs to be replaced.
  • Adopts the digital screen display, which is more clear and convenient to read data. Auto power-off in 8 minutes if not using it. Low battery indication. Oxygen solubility will be affected by temperature, atmospheric pressure, and salinity. Our instrument with temperature compensation can meet normal use.
  • It is very suitable for measuring the dissolved oxygen level and temperature in a wide range of aquariums, swimming pools, ponds, freshwater aquaculture, marine aquaculture, school teaching experiments, laboratory sterile environment, aquaculture, scientific research, and other fields.
No. 9
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. 10
Gain Express Dissolved Oxygen Meter with Electrode Portable DO Meter Water Quality Tester with Large LCD Display ATC 99 Memory Function
  • High Performance: Our DO Meter offers exceptional accuracy and a large LCD display for dissolved oxygen and temperature values. Get reliable readings for various applications.
  • Versatile Display Options: View measured DO in % or ppm/mg/l, and Barometric pressure in mmHg or KPA. Temperature is displayed in °C, providing comprehensive data.
  • Versatile Measurement Ranges: Our DO Meter accurately measures dissolved oxygen (DO) in the range of 0-199.9% or 0-19.99 PPM/mg/I, and temperature in the range of 0-50°C. With ±1.5% F.S accuracy for DO measurement and ±0.3°C accuracy for temperature measurement, our meter delivers reliable results
  • Convenient Features: Enjoy auto temperature compensation, data hold function, memory storage, and adjustable membrane coefficient. The meter also offers barometric pressure compensation and a real-time clock for precise measurements.
  • Wide Range of Applications: Perfect for aquaculture, industrial water quality checks, environmental testing, and educational use in laboratories and schools. Versatile and reliable for multiple purposes.

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Last update on 2024-05-10 / Affiliate links / Images from Amazon Product Advertising API