We have spent around 26 hours to find the right option for you and based on our research BETOOLL HW9003 Argon/CO2 Mig Tig Flow Meter Gas Regulator Gauge Welding Weld is our top pick for you. This is one of the best products currently available in demand. However, if you don’t want to spend extra then we have another vast option for you is Western Enterprises VN-650 Flowmeter Nitrogen Purging Regulator w/650 PSI Test Pressure Below is a review of some of the best nitrogen flow regulator, together with their features and functions.
There are different types of nitrogen flow regulator available in the market which I’m going to discuss in this article below! before that let’s have a quick glimpse of the best nitrogen flow regulator.
Best nitrogen flow regulator

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Turbo Torch 0386-0849 NFM-TT Nitrogen Flow Meter
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
Diversitech Nitrogen Purge Tool with Adjustable Dial, DP-1
Diversitech Nitrogen Purge Tool with Adjustable Dial, DP-1
Features
- HVAC NITROGEN REGULATOR TOOL: Effortlessly prepare for purging and brazing copper pipes by setting the tool to off and connecting standard 1/4" refrigerant hoses in mere seconds
- QUICK CHANGE DIAL: Seamlessly toggle between Purge, Braze, and Off settings with unparalleled ease, ensuring optimal nitrogen flow tailored to the specific requirements of each operation
- 50 PSI INLET PRESSURE: Designed to function optimally with a 50 PSI inlet pressure, while accommodating a maximum inlet pressure of 200 PSI, ensuring effective purging and brazing operations
- ROBUST DESIGN: Crafted with durability in mind, this nitrogen flow meter boasts a rugged construction, ensuring longevity and reliability, offering peace of mind during operation
- IDEAL SIZE: With dimensions of 6" x 1.85" x 7.5", this purge tool is precisely tailored to fit standard fittings, offering the perfect balance between compactness and functionality
BETOOLL HW9003 Argon/CO2 Mig Tig Flow Meter Gas Regulator Gauge Welding Weld
BETOOLL HW9003 Argon/CO2 Mig Tig Flow Meter Gas Regulator Gauge Welding Weld
$21.99 in stock
Features
- Brand New BETOOLL Argon / CO2 regulator and flow meter.
- Flow Meters are more accurate than the flow gauge regulators.
- The pressure gauge which shows how much gas is left in the tank goes from 0 to 4000 psi.
- And this flowmeter does not use a diaphragm, so it is more reliable than the flow-gauge style regulators.
- The output flow is adjustable from 10 to 60 cfh (cubic feet per hour), and is indicated by a ball which moves up and down in the flow tube.
Western Enterprises VN-650 Flowmeter Nitrogen Purging Regulator w/650 PSI Test Pressure
Western Enterprises VN-650 Flowmeter Nitrogen Purging Regulator w/650 PSI Test Pressure
1 used from $100.00
Features
- Preset purge 23-35 cfh, braze 3-6 cfh, pressure test 650 psi settings
- Regulator and flowmeter in one
- Hand-Tight cylinder connection
Western Enterprises VN-500 Flowmeter Nitrogen Purging Regulator w/500 PSI Test Pressure, BRASS
Western Enterprises VN-500 Flowmeter Nitrogen Purging Regulator w/500 PSI Test Pressure, BRASS
Features
- Easy-to-read nitrogen cylinder Content gauge with preset flow rates
- Heavy-duty brass body designed for rugged field use
- Hybrid design - regulator and flowmeter all in one
- No adaptors needed
Western Enterprises VN-250 Flowmeter Nitrogen Purging Regulator w/250 PSI Test Pressure
Western Enterprises VN-250 Flowmeter Nitrogen Purging Regulator w/250 PSI Test Pressure
Features
- Easy-to-read nitrogen cylinder Content gauge with preset flow rates
- Heavy-duty brass body designed for rugged field use
- Hybrid design - regulator and flowmeter all in one
- No adaptors needed
QWORK 1/4” Flare Inlet and Outlet Connection Nitrogen Flow Indicator
QWORK 1/4” Flare Inlet and Outlet Connection Nitrogen Flow Indicator
Features
- Function - You can accurately monitor the rate of delivery of nitrogen gas and manage its passage through copper tubing while brazing.
- Precision Control - This gauge is able to precisely regulate the airflow and ensure the flow rate accuracy to 3-4 CFH.
- Quickly Know the Condition - With a float ball in the flow indicator, it can help you to ensure if the nitrogen is flowing while brazing.
- Connection - Our indicator has the 1/4” Female Flare Inlet Connection and 1/4” Male Flare Outlet Connection, it can use with nitrogen purging application equipped with a 7/16" - 20 male flare.
SPARC Nitrogen Regulator 0-600PSI CGA580 Inlet, 1/4″ Flare Output 2 Year USA Warranty
SPARC Nitrogen Regulator 0-600PSI CGA580 Inlet, 1/4" Flare Output 2 Year USA Warranty
Features
- Simple + Safe Connections: The industry-standard CGA580 inlet fitting will thread into any Nitrogen, Argon, Helium, or other Inert Gas Tank. The 1/4" SAE Male Flare Outlet Connection features 7/16"-20 threads for easy hook-up to your HVAC gauges, shock absorber chucks, and more!
- Durable Construction: Solid brass, full size piston regulator with clear, easy to read, single-scale 2” gauges covered with rubber protectors, keeping them safe from bumps and dings on the jobsite. No metric scales to clutter the gauge face.
- Accurate Pressure Delivery: Our premium inert gas regulator allows for an input pressure of 0-3,000PSI (Gauge reads 0-4,000PSI) and an adjustable output from 0-600PSI (gauge reads 0-800PSI).
- Applications and Uses: Great for HVAC Purging / Inertization / Pressure Tests / Leakage Tests / Brazing / Soldering / Welding / Filling Tires + more!
- We've Got Your Back! SPARC backs each regulator with a rock-solid LIFETIME warranty against manufacturing defects. We are based out of Denver, CO and offer customer service and support via phone, text, and e-mail.
BETOOLL Nitrogen Regulator with 0-400 PSI Delivery Pressure Equipment Brass Inlet Outlet Connection Gauges
BETOOLL Nitrogen Regulator with 0-400 PSI Delivery Pressure Equipment Brass Inlet Outlet Connection Gauges
Features
- CGA580 Inlet Connection, 1/4 Inch Male Flare Outlet Connection and Easy to Read 2 Inch Gauges with Protective Rubber Gauge Boots
- Nitrogen Regulator, Delivery Pressure 0-4000 PSI.
- Durable brass piston designed diaphragm, self re-seating relief valve (not designed to protect downstream system)
- Large brass Tee Handle with stainless steel pressure adjusting screw and regulator bushing that prevents galling
AGPTEK Mig/Tig Flow Meter Regulator, CO2 Argon Pressure Reducer Gauge Weld Flowmeter – Full Copper – 10 to 60 cfh
AGPTEK Mig/Tig Flow Meter Regulator, CO2 Argon Pressure Reducer Gauge Weld Flowmeter - Full Copper - 10 to 60 cfh
Features
- AGPTEK, as a professional Flow Meter Regulator Manufacturer, our Argon Flow Meter fits Argon, Co2 and Argon/Co2 fixed, Suitable for most argon tanks,argon hose for miller or Lincoln welders.
- The output flow is adjustable from 10 to 60 cfh (cubic feet per hour), and is indicated by a ball which moves up and down in the flow tube, so this flow-meter will handle MIG and TIG welding both steel and aluminum.
- Economy style flow meter regulator. Single stage piston design.
- Combination of regulator and flow meter as one unit.
- Outlet of the Flowmeter will fit both the female 9/16" x 18 nut or the male 5/8" x 18 fitting. It comes with a standard 1/4" barbed fitting.
In this article, we have reviewed the best nitrogen flow regulator for our readers. We hope you get the perfect nitrogen flow regulator from our above list. If you didn’t find your desired one then check out BETOOLL HW9003 Argon/CO2 Mig Tig Flow Meter Gas Regulator Gauge Welding Weld is one of the most valuable items in the market.