Our Recommended 10 Best Nitrogen Flow Meters In 2022

Are you searching for the best nitrogen flow meters? Confused with too many options? If that is your situation, you have come to the right place. This is your ultimate guide to buying the nitrogen flow meters.

We understand how much of a hassle it can be to go through thousands of reviews when you have too many options. So, leave all your worries, check out this ultimate guide, and make a hassle-free purchase decision.

10 Best nitrogen flow meters Reviews in 2022

1. Turbo Torch 0386-0849 NFM-TT Nitrogen Flow Meter

Features :

  • Provides precision gas flow control for nitrogen-purging applications
  • Use with any nitrogen-purging regulator equipped with a 7/16″ – 20 male flare
  • Controls the flow of nitrogen gas through copper tubing while brazing
  • Over-pressure safety relief valve
  • Excellent accessory to the Turbo Torch Nitrogen Purge Kit and Nitrogen Purge Regulator

Additional Info :

Item Dimensions
Height 9.6
Width 5.8
Length 2.4
Weight 0.75

2. Uniweld NV1 Nitro Vue Flow Indicator with 1/4″ Flare Fittings Single-Gas Flowmeter, Regular, Silver

Features :

  • Easy to read flow indicator label and the precision adjustable valve give complete control over the low flow of nitrogen gas
  • Bright orange float ball visually confirms the flow of nitrogen gas
  • Purge the copper lines at 20+ SCFH and then reduce the flow to Braze at 3-5 SCFH during the brazing process
  • Protected from over pressure with a reseatable safety blow off that opens at 200 psi

Additional Info :

Color silver
Item Dimensions
Height 5
Width 2
Length 2.38
Weight 0.48

3. Flow Meter, 1~5LPM Oxygen Carbon Dioxide Measuring Flowmeter Gauge, LZQ-1 Air Flow Rate Gauge, Air Oxygen Flow Meter Suitable for Gas, Air, Nitrogen, Acetylene, Phosgene, Natural Gas

Features :

  • ????【High Performance】The Oxygen Carbon Dioxide Measuring Flowmeter Gauge is high measurement accuracy , applicable to many scenarios requires high accuracy.
  • ????【Easy to Operated】The Air Flow Rate Gauge is simple, practical and efficient,convenient and useful.
  • ????【Measure Range】The Flow Meter can measure blast furnace gas flow, coke oven gas, gas, air, nitrogen, acetylene, phosgene, hydrogen, natural gas, nitrogen, liquefied petroleum gas, hydrogen peroxide, flue gas, methane, butane, chlorine, gas, biogas, Carbon dioxide, oxygen, compressed air, argon, benzene, xylene, hydrogen sulfide, sulfur dioxide, ammonia, etc.
  • ????【Convenience】The gas flow meter is a meter that measures the flow of gas and is installed in the pipeline to record the amount of gas flowing.
  • ????【Easy Reading】Acrylic transparent panel with black float for easy reading.

Additional Info :

Item Dimensions
Height 0
Width 0
Length 0

4. findmall 0386-0849 Nitrogen Flow Meter 1/4Inch SAE Flare Inlet and Outlet 50PSI 0-75CFH Flow Output Provides Precision Gas Flow Control for Nitrogen-Purging Applications

Features :

  • Material: The meter made of brass body construction for long-lasting durability.
  • Safety: Over-pressure safety relief rupture disk.
  • Dimension: 1/4 Inch SAE female flare Inlet connection, 1/4 Inch SAE male flare outlet connection.
  • Parameter: Max inlet pressure 50 PSIG, outflow of 0 to 75 SCFH and 0 to 35 LPM.
  • Application: Use with any nitrogen-purging regulator equipped with a 7/16Inch – 20 male flare, provide extremely low flow high precision gas control for nitrogen purging applications.

Additional Info :

Item Dimensions
Weight 0.6875

5. SPARC Nitrogen Flow Indicator 1/4″ SAE Flare Inlet and Outlet 50PSI 2YR USA Warranty

Features :

  • CONNECTIONS ✔ Nitrogen Flow Indicator, 1/4 Inch SAE Female Flare Inlet Connection, 1/4 Inch SAE Male Flare Outlet Connection
  • GREAT FOR ✔ Provides extremely low flow / high precision gas control for nitrogen purging applications
  • MEASURES ✔ 0-75CFH flow output @ 50psi. Nitrogen Flow Indicator uses a float ball to visually confirm the nitrogen is flowing during the brazing of copper tubing in HVAC systems, along with many other uses.
  • SAFETY ✔ Over-Pressure Safety Relief Rupture Disk
  • WARRANTY ✔ Backed by our rock-solid 2 year warranty against manufacturing defects. We are based out of Denver, CO and offer customer service and support via phone, text, and e-mail.

6. Victor Technologies 0781-2723 HRF-1425-580 Light Duty Flow Meter Cylinder Nitrogen/Argon/Helium Regulator, 50-38 SCFH Flow Range, 25 psig Outlet Pressure

Features :

  • Gas service: argon, argon/CO2 mix
  • Up to 50 cfh for argon and up to 38 cfh for CO2 delivery
  • Cga 580 connection: Nitrogen, argon, helium
  • Maximum Inlet: 3000 psig, Outlet pressure: preset HRF 1425- 25 psig, Outlet Connection: 5/8″-18 RH(F)

Additional Info :

Color Brass
Item Dimensions
Weight 0
Release Date 2017-12-12T00:00:01Z

7. Victor Technologies 0781-2743 HRF-1425-580 Light Duty Flow Meter Cylinder Nitrogen/Argon/Helium Regulator with 10′ Hose, 50-38 SCFH Flow Range, 25 psig Outlet Pressure

Features :

  • Gas service: argon, argon/CO2 mix
  • Up to 50 cfh for argon and up to 38 cfh for CO2 delivery
  • Cga 580 connection: Nitrogen, argon, helium
  • Maximum inlet: 3000 psig, outlet pressure: preset HRF 1425- 25 psig
  • Outlet connection: 5/8 inch

Additional Info :

Item Dimensions
Height 3
Width 10
Length 16
Weight 2.87

8. Portable 0-250L/min Digital Compressed Air Gas Flow Meter Electronic Mass Nitrogen Oxygen Metering for Hospital Electromechanical Industry MF5712 Model

Features :

  • The output mode is flexible, providing LCD on-site display, and can also provide RS485 communication interface to query the output data from the host computer
  • – Protable design, small and easy to install,Full-scale high stability, high accuracy and excellent repeatability
  • – MEMS technology, achieve small gas flow rate testing, high accuracy.
  • The sensor chip adopts thermal mass flow measurement without temperature and pressure compensation, which ensures the high-precision measurement of the flowmeter.
  • – User programmable range alarm for safety and other monitoring/control functionality

Additional Info :

Color 0-250L/min MF5712

9. TOPCHANCES Portable 0-200ml/min Digital Gas Air Nitrogen Oxygen Mass Flow Meter Gas Air Flow Rate Tester MF5712 Compressed Air Digital Display Tester for Inactive Gas

Features :

  • Ultra low power by batteries or optional external AC adaptor.Internal data storage for additional data safety.
  • Potable design with rotatable meter head and easy exchangeable mechanical adaptors.
  • Hygienic and oxygen safe copper body for various fluids.User programmable range alarm for safety and other monitoring/control functionality.
  • Applications:MF5706 Gas mass flow meter suitable for different gas(Like air, compressed air, oxygen, nitrogen, CO² and other inactive gas ect.) Instant flow rate testing and Flow accumlation calculation.

Additional Info :

10. LZQ-7 Flowmeter 1-10 LPM, Air Flow Meter with Control Valve Acrylic Oxygen/Air/Gas Flowmeter Measurement Tools

Features :

  • ➤ 【Function】— This gas flowmeter is connected to hose to measure unidirectional gas flow.
  • ➤ 【Excellent Material】— The hose flow meter made of high quality acrylic, it is transparent and can hold up to 0.6MPa pressure.
  • ➤ 【Easy to Operate】— The gas meter is simple to use, and has 8mm barbs for convenient connection to hoses.
  • ➤ 【Measuring Range】— This air flow meter can measure blast furnace gas, oven gas, coal gas, air, nitrogen, acetylene, phosgene, hydrogen, natural gas, liquefied petroleum gas, hydrogen peroxide, flue gas, methane, butane, chlorine gas, methane, carbon dioxide, oxygen, compressed air, argon, toluene, benzene, xylene, hydrogen sulfide, sulfur dioxide, ammonia, etc.
  • ➤ 【Apply to】— The flowmeters mainly used for detecting the oxygen flow, control oxygen flow and can be used in industry.

Additional Info :

Color default
Item Dimensions
Height 1.574803148
Width 3.149606296
Length 5.118110231

Factors You Should Consider Before Buying the nitrogen flow meters

As you already know, research is essential before making any purchase. So, there are some factors you should consider before starting your research. This is important so that you can make your entire buying process as hassle-free as possible.

Remember, your time has as much value as your money. So, there are a few things you should determine which will affect your research as well.

There are a few questions you should ask yourself to determine your course of research on the nitrogen flow meters:

  • Is this nitrogen flow meters serving the purpose of purchase? What are your expectations from the product?
  • What functions must the nitrogen flow meters have? Are there any specific functions that you are seeking in the product?
  • Is there a specific budget, or is the budget flexible?
  • Will the nitrogen flow meters require maintenance and upkeep costs?
  • Are you looking to buy the nitrogen flow meters online or offline? What will be the best places to purchase the product?
  • Where will you seek reliable information on the nitrogen flow meters?

Having multiple options from various brands can get confusing, so ask yourself these questions to narrow down your research.

Once you determine your expectations from the nitrogen flow meters and your price range, you decide which ones you must research. The research will help you determine the pros and cons. But before that, where will you get the reliable information to conduct your research?

Sources for Research

It’s 2022, and your best sources for information and research can be found online. Google nitrogen flow meters and you will find the best selling online marketplaces available. Visit any or each of them to learn about the specifications and prices given on your nitrogen flow meters.

You will be able to find the best deals out of all the options. You can also watch some YouTube videos on the product to see for yourself the functionality of the nitrogen flow meters.

Advantages of Buying Products from Online Sites

Online sites provide a variety of benefits that make your selection and buying process easier. Here are some of the advantages of buying products from online sites:

Best Prices

Reliable online sites give you the benefit of comparing prices and finding the best deals. Platforms like Amazon.com work with manufacturers directly to provide better deals. And the coupons and occasional discounts add to it.

There are no intermediaries in between to make the buying process easy. And the best part? No trouble of going to the shop.


Renowned online sites like Newegg, Amazon, Walmart have branches all over the country. Their transaction and delivery policies are reliable compared to other e-commerce platforms.

Huge Selection

More Variety – the best part about online shopping platforms. These sites give you access to a vast variety of options to choose from.

Suppose you go to Amazon.com. Search nitrogen flow meters and up comes options of the product in different prices, brands, and specs. You get to browse these options from the comfort of your home and save time.

You can choose the one that fits your need from your preferred seller. Yes, online platforms even give you the option to choose your seller.


These online sites have numerous customer reviews of the products shown. So, you know which product is authentic and which seller is authorized. And for these facilities provided, they are trustworthy and credible.

Other additional benefits of shopping from online sites would be the facility of easy return and record of the purchase. Online sites are constantly making changes to make shopping easy and hassle-free from the comfort of our homes.

How to Select the nitrogen flow meters

Making your final decision can pose to be a challenge. But worry not. We have a few suggestions to make your selection process easier.

Before that, we would recommend you opt for sites like Amazon, Walmart, Newegg, and Best Buy for your purchase.

So the factors you should consider while selecting your nitrogen flow meters would be:


Hop on to any of these sites and search the options you have shortlisted. Then compare the prices and look for discounts. Don’t forget to factor in shipping charges as well.

Once you get the best favorable deal, you can opt for the nitrogen flow metersto match your need.


Price and brand are somewhat interrelated. Usually, high-end brands charge more. But higher price does not mean a better choice.

So, opt for the brand that meets your need the best.


Factor in the functionality of the product as it is very crucial. Check if the specs meet your need. Consider buying the one that will last in the longer run.

Understand the nitrogen flow meters specs and functionality to determine its use for you.

Customer Reviews

As we mentioned before, online sites usually have a review section. This section is filled with customer feedbacks and even pictures of the product.

Browsing through these reviews is the smartest thing to do. These reviews allow you to comprehend how the product will work for you. You can even determine the pros and cons of these reviews.

Check the rating on the website to learn if the seller is delivering the nitrogen flow meters as expected by the other buyers.

Final Words

All these factors will contribute to choosing your best nitrogen flow meters that meets your expectations. So, use your time efficiently.

And that is all for the ultimate guide to buying the nitrogen flow meters. We hope you can make your purchase confidently. Happy Shopping!

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