Top 10 Best Flow Meters For Calibration 2020 Reviews

First of all, what is a “flow meter?” Basically, a flow meter is an electronic device used to monitor and measure the flows of liquid or gas. The most common utility that requires the use of a flow meter is a pipe. By using such a device, it can enhance the accuracy of the fluid measurement and control for the right amount of flow. Why? Because flows, regardless of liquid or gas, are to be kept within the safe limits.

For industrial corporations, flow meter plays a really critical role in ensuring safety controls including for those of chemical, water, food and beverage, electricity, and others. There are numerous types of flow meters out there on the market. And to save you time and energy in doing more researches, we have narrowed to top 10 flow meters calibration. It is important to point that our list is compiled based on the positive reviews on the post-purchase experiences by the customers. Selecting for the right kind of flow meter is really important. Therefore, we have provided you some useful buying guides during your decision-making process.

Product Features:

Check Accuracy: The main purpose of using a flow meter is to monitor the flow of the elements at the proper amount. Therefore, accuracy plays a crucial role in such a task because who would purchase one with an inaccurate meter? However, different applications require a different level of accuracy. So, you need to have a clear understanding of the accuracy rate required for your usage. Then, choose the flow meter that provides the accuracy within your desired level.

Applicable Fluid: You should determine what kind of elements you are using the flow meter for. Knowing the right element allows you to easily choose the most suitable flow meter. There is a limitation to the usage of a flow meter as it is not versatile to all types of applications.

Environmental factors: You should also consider the environment where you’re going to use the flow meter. Those include temperature, pressure, viscosity, and more. If you’re going to apply the flow meter somewhere with tough conditions, you may need to consider going for one that is highly durable.

Durability: As previously mentioned, a highly durable flow meter can withstand the toughest conditions. This durability feature ensures your product to be serving you a long useful life, too. Therefore, to make your purchase worthwhile, make sure to look for one that is constructed from good quality materials.

10. Fill-Rite TT10AN Digital In-line Turbine Meter

Fill-Rite TT10AN Digital In-line Turbine Meter

Ranking 10th, this electronic inline turbine meter by Fill-Rite is constructed from aluminum that ensures its durability usage. In terms of functionality, it can monitor the flow rate that falls within 2 to 35 gallons per minute. It can be connected with any hose or a fixed pipe with the 1-inch NPT inlet/outlet. Coming in versatile usages, this device can keep track of the flow of different types of liquid including gasoline, diesel, or kerosene. For the ease of use, this flowmeter is factory-calibrated. By this, you can simply apply such equipment to your pipe and power it on. With the power source of a 2-aa battery, it is replaceable when running out of energy. You will also be notified when your device has reached a low-battery level.


  • Durable
  • High compatibility
  • Highly versatile in usages
  • Easy to install and operate
  • Low-battery life notification
  • 2-year warranty

9. CGOLDENWALL 100H-M2+S1 Handheld Ultrasonic Flow Meter

CGOLDENWALL 100H-M2+S1 Handheld Ultrasonic Flow Meter

This 100H-M2 handheld ultrasonic flow meter is a flow-monitoring device that is powered by a battery. It is applicable for usages with all kinds of pipelines including cast iron pipe, stainless steel pipe, glass pipe, and others. Additionally, it can be used to monitor all sorts of liquid. It is incorporated with a variety of measurement units including meter, feet, cubic meter, USA gallon, and more. Basically, you can set it according to your liking. One distinct feature of this product is that it comes with a menu that supports multiple languages including English, Chinese, Italian, and other customizable languages. Also, this flowmeter has quite a long battery life for it can perform continuously up to 12 hours.


  • High compatibility
  • Monitor all sorts of liquid
  • Incorporate a variety of measurement units
  • Has a built-in menu for multiple languages
  • Long battery life

8. GPI 113255-1, 01A31GM Aluminum Turbine Fuel Flowmeter with Digital LCD Display

GPI 113255-1, 01A31GM Aluminum Turbine Fuel Flowmeter with Digital LCD Display

This GPI 01A31GM turbine flowmeter is designed for flow rates from 3 to 30 GPM. It comes with a digital LCD display that has the accuracy rate to +/-5 percent of reading. Having a constructed material of aluminum, this device is quite durable and can withstand harsh conditions. In this sense, it is rugged-built and is resistant to corrosion and rust. Additionally, it is exceptionally versatile for it can be connected with any kind of hose. And thanks to its notable compatibility and turbine technology, this flow meter is an ideal choice for usages for different kinds of liquid including water, light chemicals, gasoline, and other solvents. Qualifying for FM certifications, this flowmeter ensures you with the protection against all sorts of unforeseen explosions.


  • Digital LCD display
  • Robust and durable
  • Resistant to corrosion
  • Exceptionally versatile
  • FM certifications – assurance for protection against all sorts of explosions

7. DIGITEN Water Flow Control Meter

DIGITEN Water Flow Control Meter

This Waterflow control meter by DIGITEN offers you with a large LCD screen to monitor the flow rate. You can simply start the device operation by pressing the run/stop button. It comes with 2 options for the measurement units – liter per minute and gallon per minute. You can switch between these 2 units easily. It further comes with an easy-to-control feature. In this sense, it will give you the alarm and switch off automatically when the water filling reaches the setting value that you desire. It can be used for a wide range of applications including swimming pools, coffee machines, beer brewing, and so on. This flowmeter is also designed with a temperature sensor that measures the temperature of the liquid you’re monitoring.


  • Large LCD screen
  • Easy to operate
  • 2 measurement-unit options – liter and gallon
  • Easy to control with the alarm feature and automatic shutoff
  • Wide range of applications
  • Has a built-in temperature sensor

6. Flow Vis H2flow Controls Inc 1.5-inch Flow Meter

Flow Vis H2flow Controls Inc 1.5-inch Flow Meter

This model of a flow meter provides you all the easy-to-use features that you’ll ever need. It offers you a clear and easy to read scale that is shown in gallons per minute. It further comes with an accuracy rate of 97.9% and is suitable to monitor a flow range of 10 to 90 gallons per minute. Basically, this flow-monitoring device provides a highly accurate flow meter for gray water and other liquid forms. Additionally, its installation position is quite flexible. You can install it horizontally, vertically, or even up-side-down; literally any position you desire. To add, it does not require any calibration and can be installed to your pipes easily and quickly.


  • Clear and easy to read scale
  • Provides a highly accurate flow monitoring
  • Easy and quick to install
  • Flexible installation positions

5. H2 Flow Controls FV-C Control Flow Vis 2 x 2.5-inch Complete Pool Flow Meter and Check Valve

H2 Flow Controls FV-C Control Flow Vis 2 x 2.5-inch Complete Pool Flow Meter and Check Valve

This product offered by H2 Flow Controls is a 2-in-1 device that offers 2 functions – a flowmeter and a check valve. This unique feature helps save you both the expense and time. You will also find it easy to use as it comes in a clear and easy to read scale in gallons per minute. Moreover, it is quite flexible when it comes to the installation position. Literally, it can be installed in all sorts of positions – horizontally, vertically, or upside-down. Within a flowing rate of 20 to 110 gallons per minute, this flowmeter offers an average accuracy of 2.01%. Above all, this product is NFS certified that assures its high-quality made.


  • 2-in-1 product – flowmeter and check valve
  • Easy to read scale
  • Flexible installation position
  • NFS-certified for high-quality made

4. Fluke 922/KIT Airflow Meter Kit

Fluke 922/KIT Airflow Meter Kit

This Fluke 922 airflow meter is a great choice to diagnose ventilation concerns. By combining everything together including pressure, airflow, and velocity into a single device; you will have an easy time monitoring the amount of airflow. This tool is originally rugged-designed which is perfectly suitable for field use. You can simply attach it to your pipe for it is ready for usage upon its arrivals. In this sense, it has already been calibrated and satisfied with the NIST standards (National Institute of Standards and Technology) before the shipment. Coming with a bright, backlit display; it offers you clear visibility in all sorts of environments. To add, this device has the auto power-off function that can help save your battery life.


  • Easy to monitor the airflow
  • Rugged-designed – perfect use in the field
  • Easy and quick to install and use
  • Provides a clear screen view
  • Auto power-off feature

3. Sotera 825 Digital Inline Nutating Disc Poly Chemical Transfer Meter

Sotera 825 Digital Inline Nutating Disc Poly Chemical Transfer Meter

Originally manufactured in the USA, this is one of the best flowmeters you can find on the market. It is simple to use, and durable meter that monitors the flow of fluids movement within the range of 2 to 20 gallons per minute. There is a wide range of measurement units for this flowmeter including ounces, gallons, quarts, liters, and others. In terms of durability, it is resistant to water and corrosion thanks to the glass-filled polypropylene exterior. Thus, it provides you with a clear LCD screen display of 360-degree positioning. In this regard, you can easily read the data from the flowmeter clearly from any angle.


  • Simple to use
  • Extremely durable
  • Waterproof and corrosion-resistant
  • 360-degree LCD screen display

2. Tongbao TUF-2000H+TS-2 Digital Portable Ultrasonic Flowmeter

Tongbao TUF-2000H+TS-2 Digital Portable Ultrasonic Flowmeter

Coming in small size and lightweight, this digital ultrasonic flowmeter by Tongbao is highly portable for different places. Constructed from top-quality material of ABS plastic, it provides assurance for its durability and long-term use. Additionally, this flowmeter has a large LCD display that shows the rapid flow, accumulated flow, and various indicators. In terms of usability, this device is suitable for usages for numerous liquids. For language options, it comes in 2 universal languages – English and Chinese. Battery life-wise, this product can operate for quite a long period that is up to 12 hours.


  • Small and lightweight
  • Portable
  • Durable and long-term service
  • Large LCD display
  • Long battery life

1. OXYGEN Analyzer by Forensic Detectors FD

OXYGEN Analyzer by Forensic Detectors FD

Topping our list, this oxygen analyzer by Forensic Detectors is accurate and convenient to use the product. Coming with a design of large buttons, you can easily use and see the products even for those with bad eyesight. It is designed to detect a high oxygen level that is ready to use upon its arrivals. In this regard, it is factory-calibrated, so you can just attach such a device to your pipe and power it on. Its detection range falls within 21% to 100%. Powered by a Lithium-Ion battery, it can last for more than 24 hours and is rechargeable via the provided charger. Also, this device is highly durable for it is constructed from ABS plastic that gives quite the assurance.


  • Large-button design – better visibility and usage for everyone
  • Ready for use upon arrival – factory-calibrated
  • Long battery life and rechargeable
  • Extremely durable
  • 1-year limited warranty


With this flow meter available for purchase, you will have less concern on the safety control as this product will provide you the assurance you’ll ever need. Now that you have gone through our product guides and the 10 most popular flow meters for calibration, we hope you get some ideas of which product you desire. Based on your reasonings, freely choose the one that you find the fittest and the most satisfying. Enjoy your shopping!

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