nitrogen regulator
Worth a lookShows a sweet-spot price point ($53.16 avg), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Avg price
Great$53.16avg listing price — sweet spot $15–$100
Review moat
Great315.85avg incumbent reviews — the moat a new listing must climb
Conversion
Great7.2%search→purchase rate — share of searches ending in a sale
Returns
Good2.0%return rate — above 5% kills the launch gate
Market size
Good$791K$791K/yr · 208K searches
Growth
Good+40.1%90-day search growth — must beat 0% to launch
Brand share
Good73%top-5 brand share — brands hold most of the demand
Price range
Good$27.16–$172.71cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Okay58%top-5 click share — leaders hold, buyers still browse
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
According to Flapen's Amazon United States niche tracking, nitrogen regulator is a $791K/yr Amazon United States market (208K searches/yr). The top 5 brands hold 73% of demand. Demand peaks in May–Jun–Jul. Verdict: Worth a look — 63/100.
Data updated Jul 30, 2026 · scored weekly · How we score niches
nitrogen regulator market data
- Units sold / yr
- 13K–15K
- avg 500–750/product
- Revenue / yr
- $665K–$797K
- units × avg price
- Conversion rate
- 7.2%
- Avg BSR
- #44
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 100%
- Out of stock
- 1.0%
- Avg brand age
- 48 months
- Avg seller age
- 177 days
Competition & brand share
The top 5 products take 58% of clicks — established leaders, but buyers still shop beyond them.Brands
14 falling
Sellers
29
Top-5 brand share
73%
Top 20: 100%
Top-5 click share
58%
Top 20: 100%
Open market
20%
- NAKAO20%
- SWIPROY16%
- RX WELD16%
- ESAB12%
- Gokluuk9%
- YESWELDER7%
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +40.1% search growth over the last 90 days.Peak months: May, Jun, Jul · busiest ÷ quietest = 2.5×
Top nitrogen regulator search terms
- nitrogen regulator114K/yr
- nitrogen regulator hvac53K/yr
- hvac nitrogen regulator9K/yr
- nitrogen purge regulator8K/yr
- nitrogen tank regulator7K/yr
- regulador de nitrgeno hvac5K/yr
- nitrogen gauge5K/yr
- regulador de nitrgeno6K/yr
Top nitrogen regulator products on Amazon
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 20 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Nitrogen Regulator 0-600PSI CGA580 Inlet 1/4-Inch Male Flare Outlet Connection Heavy-Duty Handle Self-reseating Relief Valve Nitrogen Tank Regulator
NAKAO$37.904.6★553 rev
Victor Edge Series 2.0 Nitrogen Purge/Flow Module Gauge Regulator Gauge Model 0781-3652
ESAB$172.714.4★295 rev
SWIPROY VN-500 Nitrogen Purging Regulator
SWIPROY$62.124.5★180 rev
VN-500 Nitrogen Purge Control Valve
Gokluuk$59.834.5★148 rev
RX WELD Nitrogen Regulator 0-600 PSI CGA580 Inlet 1/4 Flare Outlet
RX WELD$38.614.6★527 rev
Newest
by launch date
Siasky Nitrogen Regulator with 1/4-Inch Male Flare Outlet 0-800 PSI Delivery Pressure 78.7 Hose - Brass CGA580 Inlet HVAC Nitrogen Tank Regulator Kit for AC Pressure Testing
Siasky$28.0786 rev
Beaiguna Nitrogen Regulator 0-800PSI Nitrogen Regulator HVAC with CGA580 Inlet 1/4 Male Flare Outlet Connection Nitrogen Tank Regulator for HVAC Purging Leak Checking Pressure Testing Welding
Beaiguna$27.1673 rev
ZGTools 53010 Automotive/HVAC Pressure Tester Kit Nitrogen Pressure Testing Tools Includes 53001 Nitrogen Pressure Regulator Leak Testing Adapter 53042 Charging Hose R134a Adapter R410A Adapter
ZGTools$118.865 rev
LOOPHILL VN-500 Nitrogen Purging Regulator w/500PSI - 4-Position Flow Control (TST/PRG/BRZ/OFF) Heavy-Duty Brass Body for Leak Testing & Welding Protection
LOOPHILL$58.4543 rev
SWIPROY VN-650 Flowmeter Nitrogen Purging Regulator
SWIPROY$75.4363 rev
Trending
90-day click momentumZGTools 53010 Automotive/HVAC Pressure Tester Kit Nitrogen Pressure Testing Tools Includes 53001 Nitrogen Pressure Regulator Leak Testing Adapter 53042 Charging Hose R134a Adapter R410A Adapter
ZGTools$118.864.3★
YESWELDER Nitrogen Regulator with Hose 0-600 PSI and 0-4000PSI Output
YESWELDER$33.514.3★
RX WELD Nitrogen Purge Tool HVAC Brazing Regulator
RX WELD$31.584.6★
SWIPROY VN-500 Nitrogen Purging Regulator
SWIPROY$62.124.5★
RX WELD Nitrogen Regulator 0-800 PSI CGA580 Inlet 1/4 Flare Outlet
RX WELD$42.164.6★
What buyers say about nitrogen regulator
What buyers praise and complain about, mined from review topics.What buyers love
“Good quality and accurate”
“Great product for a reasonable price”
“Flows good, very accurate gauge”
“AS Advertised”
“easy to use”
“Does not leak and is cheap”
“Great design”
“Works great”
“Manifold gauge is very accurate”
“It works well”
What buyers complain about
“not for pressure testing to 600 psi”
“Quality is low”
“it'll break pretty easy”
“It doesnt work”
“poor quaLITY HOSE - It leaks”
“Kind of cheap”
“I was worried about them not being certified”
“134a quick coupling doesn't fit”
“Not as advertised”
“Not an industrial gauge set”
Top return reasons
Common questions
- Is nitrogen regulator profitable to sell on Amazon United States?
- The niche generates $791K/yr across 20 tracked products. 3 of 3 products launched in the last 360 days are still selling. 90-day search growth is +40.1%. Flapen's verdict: Worth a look (63/100).
- How competitive is the nitrogen regulator niche?
- 14 brands and 29 sellers compete. The top 5 products take 58% of clicks and top 5 brands hold 73% of demand.
- What do buyers complain about in nitrogen regulator?
- Top complaints mined from reviews: Pressure, Quality-Overall, Durability. The return rate is 2.0%.
- When does demand for nitrogen regulator peak?
- Demand peaks in May–Jun–Jul; the busiest month runs 2.5× the quietest.
- What does it cost to enter the nitrogen regulator niche?
- Listings span $27.16–$172.71; the average listing price is $53.16 (sweet spot $15–$100). The average incumbent carries 316 reviews — the moat a new listing must climb.