---
title: "Nitrogen Regulator — $791K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/nitrogen-regulator"
last_updated: "2026-08-08T22:10:56.457Z"
locale: en
meta:
description: "Niche score 63/100 · $791K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 63/100 · $791K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Nitrogen Regulator — $791K/yr Amazon US Niche (2026) - Flapen"
---
# **nitrogen regulator**
**Worth a look**
Shows a sweet-spot price point ($53.16 avg), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 72Growth 63Conversion 76Competition 44Returns 75Price range 50Avg price 92Brand share 53Review moat 84Quality gap 42
**Avg price**
**Great****$53.16**
avg listing price — sweet spot $15–$100
**Review moat**
**Great****315.85**
avg incumbent reviews — the moat a new listing must climb
**Conversion**
**Great****7.2%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Good****2.0%**
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**
**Good****73%**
top-5 brand share — brands hold most of the demand
**Price range**
**Good****$27.16–$172.71**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Okay****58%**
top-5 click share — leaders hold, buyers still browse
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Signals**[** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")
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 ~~](https://flapen.com/research/methodology)
## **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.
6K4KSpike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: May, Jun, Jul · busiest ÷ quietest = 2.5×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/nitrogen-regulator/trend)
## **Top nitrogen regulator search terms**
- **nitrogen regulator**114K/yr+17.8%6.1% conv. - **nitrogen regulator hvac**53K/yr+113.5%6.8% conv. - **hvac nitrogen regulator**9K/yr+73.5%5.7% conv. - **nitrogen purge regulator**8K/yr+50.6%4.2% conv. - **nitrogen tank regulator**7K/yr+33.7%7.1% conv. - **regulador de nitrgeno hvac**5K/yr+39.1%3.4% conv. - **nitrogen gauge**5K/yr+18.8%2.8% conv. - **regulador de nitrgeno**6K/yr-30.0%2.3% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/nitrogen-regulator/search-terms)
## **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.
0%5%$40K10%$79K15%$119K20%$158K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 20 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Nitrogen Regulator 0-600PSI CGA580 Inlet 1/4-Inch Male Flare Outlet Connection Heavy-Duty Handle Self-reseating Relief Valve Nitrogen Tank Regulator**NAKAO**$37.90**4.6★553 rev](https://www.amazon.com/dp/B08SJBVS45) [2**Victor Edge Series 2.0 Nitrogen Purge/Flow Module Gauge Regulator Gauge Model 0781-3652**ESAB**$172.71**4.4★295 rev](https://www.amazon.com/dp/B09M79FY74) [3**SWIPROY VN-500 Nitrogen Purging Regulator**SWIPROY**$62.12**4.5★180 rev](https://www.amazon.com/dp/B0CKVZ2MPN) [4**VN-500 Nitrogen Purge Control Valve**Gokluuk**$59.83**4.5★148 rev](https://www.amazon.com/dp/B0DCMLKTNF) [5**RX WELD Nitrogen Regulator 0-600 PSI CGA580 Inlet 1/4 Flare Outlet**RX WELD**$38.61**4.6★527 rev](https://www.amazon.com/dp/B09C5X36VD)
**~~View all top sellers →~~**
### **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**$28.07**86 rev9mo ago](https://www.amazon.com/dp/B0FHJQGC2J) [**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**$27.16**73 rev9mo ago](https://www.amazon.com/dp/B0FH4QF2X5) [**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**$118.86**5 rev11mo ago](https://www.amazon.com/dp/B0FNRFVSYN) [**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**$58.45**43 rev1y ago](https://www.amazon.com/dp/B0DXKJVVT7) [**SWIPROY VN-650 Flowmeter Nitrogen Purging Regulator**SWIPROY**$75.43**63 rev1y ago](https://www.amazon.com/dp/B0DKHPKLRT)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**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**$118.86**4.3★**▲ 150%**](https://www.amazon.com/dp/B0FNRFVSYN) [**YESWELDER Nitrogen Regulator with Hose 0-600 PSI and 0-4000PSI Output**YESWELDER**$33.51**4.3★**▲ 55%**](https://www.amazon.com/dp/B0BBGDLJHC) [**RX WELD Nitrogen Purge Tool HVAC Brazing Regulator**RX WELD**$31.58**4.6★**▲ 29%**](https://www.amazon.com/dp/B0DK1H6R76) [**SWIPROY VN-500 Nitrogen Purging Regulator**SWIPROY**$62.12**4.5★**— 8%**](https://www.amazon.com/dp/B0CKVZ2MPN) [**RX WELD Nitrogen Regulator 0-800 PSI CGA580 Inlet 1/4 Flare Outlet**RX WELD**$42.16**4.6★**— 7%**](https://www.amazon.com/dp/B0B3XKBN74)
**~~View all trending →~~**
## **What buyers say about nitrogen regulator**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**28%
*“Good quality and accurate”*
**Value For Money**22%
*“Great product for a reasonable price”*
**Pressure**12%
*“Flows good, very accurate gauge”*
**Advertised Vs Actual Product**6%
*“AS Advertised”*
**Ease Of Use**4%
*“easy to use”*
**Leak-Proof**4%
*“Does not leak and is cheap”*
**Design-Overall**4%
*“Great design”*
**Efficiency**3%
*“Works great”*
**Measurement/Reading Accuracy**3%
*“Manifold gauge is very accurate”*
**Functionality-Overall**2%
*“It works well”*
### **What buyers complain about **
**Pressure**26%
*“not for pressure testing to 600 psi”*
**Quality-Overall**21%
*“Quality is low”*
**Durability**13%
*“it'll break pretty easy”*
**Functionality-Overall**4%
*“It doesnt work”*
**Leak-Proof**4%
*“poor quaLITY HOSE - It leaks”*
**Value For Money**3%
*“Kind of cheap”*
**Certifications**3%
*“I was worried about them not being certified”*
**Size-Overall**3%
*“134a quick coupling doesn't fit”*
**Advertised Vs Actual Product**3%
*“Not as advertised”*
**Measurement/Reading Accuracy**3%
*“Not an industrial gauge set”*
### **Top return reasons **
**Pressure**30%
**Size-Overall**15%
**Functionality-Overall**11%
**Defective Material/Parts**9%
**Advertised Vs Actual Product**5%
**Value For Money**5%
**Compatibility-Overall**4%
**Measurement/Reading Accuracy**4%
**Leak-Proof**3%
**Product Condition**3%
## **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.
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