---
title: "co2 regulator — $435K/yr Amazon United States Niche, Score 60/100 - Flapen"
canonical_url: "https://flapen.com/research/us/appliances/co2-regulator"
last_updated: "2026-07-20T18:09:57.986Z"
locale: en
meta:
description: "co2 regulator shows a sweet-spot price point ($49.43 avg), but a failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:description": "co2 regulator shows a sweet-spot price point ($49.43 avg), but a failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "co2 regulator — $435K/yr Amazon United States Niche, Score 60/100 - Flapen"
---
# **co2 regulator**
**Worth a look**
Shows a sweet-spot price point ($49.43 avg), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 57Growth 47Conversion 68Competition 50Returns 37Price range 72Avg price 93Brand share 72Review moat 81Quality gap 68
**Avg price**
**Great****$49.43**
avg listing price — sweet spot $15–$100
**Review moat**
**Great****385.66**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Good****62%**
top-5 brand share — brands hold most of the demand
**Price range**
**Good****$24.11–$129.57**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Good****6.2%**
search→purchase rate — share of searches ending in a sale
**Quality gap**
**Good****4.3★**
avg incumbent rating — lower means beatable quality
**Market size**
**Good****$435K**
$435K/yr · 143K searches
**Competition**
**Good****55%**
top-5 click share — leaders hold, buyers still browse
**Growth**
**Okay****+17.3%**
90-day search growth — must beat 0% to launch
**Returns**
**Okay****4.5%**
return rate — above 6% kills the launch gate
According to Flapen's Amazon United States niche tracking, co2 regulator is a $435K/yr Amazon United States market (143K searches/yr). The top 5 brands hold 62% of demand. Verdict: Worth a look — 60/100.
Data updated Jul 6, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **Market data**
- **Units sold / yr**
- **8K–10K**
- avg 250–500/product
- **Revenue / yr**
- **$395K–$494K**
- units × avg price
- **Launch success**
- **—**
- 2 of 2 new (360d)
- **Conversion rate**
- **6.2%**
- **Avg BSR**
- **#108**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **93%**
- **Out of stock**
- **0.3%**
- **Avg brand age**
- **62 months**
- **Avg seller age**
- **192 days**
## **Competition**
The top 5 products take 55% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**20 **▲rising
**Sellers**
**37**
**Top-5 brand share**
**62%**
Top 20: 100%
**Top-5 click share**
**55%**
Top 20: 88%
**Open market**
**33%**
- Hilangsan21% - Kegco18% - VIVOSUN8% - FZONE8% - MRbrew7% - VEVOR5%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +17.3% search growth over the last 90 days.
3K2KSpike '26 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.3×
[**Open Trend **](https://flapen.com/research/us/appliances/co2-regulator/trend)
## **Product shelf**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%10%$44K20%$87K30%$131K40%$174K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 29 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Hilangsan CO2 Regulator for Kegerator CO2 Regulator Beer Keg Regulator CO2 Kegerator Regulator CGA-320 Co2 Tank Regulator Dual Stage CO2 Regulator Kegerator Parts Draft Beer Regulator Gauges**Hilangsan**$38.65**4.5★147 rev](https://www.amazon.com/dp/B0CP98JBCL) [2**Kegco KC LH-542 Premium Pro Series Dual Gauge Co2 Draft Beer Regulator Chrome**Kegco**$42.28**4.1★1,324 rev](https://www.amazon.com/dp/B003WX772G) [3**VIVOSUN Hydroponics CO2 Regulator Emitter System with Solenoid Valve Flowmeter for Grow Room Grow Tent Garden**VIVOSUN**$41.40**4.2★1,394 rev](https://www.amazon.com/dp/B01IHAYTV0) [4**VEVOR Double Gauge Regulator CO2 Regulator Gauge with 0-60PSI Heavy Duty CO2 Gauge Gas System Draft Beer Regulator with Check Valve Adjustable Pressure Regulator for Draft Beer Homebrew CGA320**VEVOR**$33.12**4.3★90 rev](https://www.amazon.com/dp/B0C7KKCKJN) [5**FERRODAY Dual Gauge Co2 Regulator Beer Kegerator Co2 Regulator Beer Keg Dual-stage Kegerator Regulator CGA-320 Beer Regulator Co2 Kegerator Part Beer Keg Regulator Co2 Beer Gas Regulator Beer Tap Tool**Ferroday**$38.62**4.2★825 rev](https://www.amazon.com/dp/B07VFB6HWS)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Argon Co2 Regulator Welding Argon Gas Regulator for TIG and MIG Dual Gauge Co2 Regulators with 6.6FT Welding Gas Hose CGA580 Inlet Connection 0-4000PSI Input Pressure**Cesilili**$24.11**60 rev7mo ago](https://www.amazon.com/dp/B0FM2W9NC1) [**FZONE Aquarium CO Regulator Kit Compact Aquarium CO System with Diffuser Upgraded DC Solenoid and Bubble Counter Check Valve for Establishing CO System in Aquatic Plant Tank**FZONE**$47.03**50 rev8mo ago](https://www.amazon.com/dp/B0FX4T577M) [**Co2 Regulator for Kegerator - CGA320 Draft Beer Regulator Kegerator Regulator Dual Gauge Brewing Keg Regulator Co2 Tank Regulator Kegerator Parts Co2 Pressure Regulator with 2 Hose Clamps**Chciyich**$38.30**17 rev1y ago](https://www.amazon.com/dp/B0DXTHNQ99) [**Hygger CO2 Aquarium Co2 Regulator Dual Gauge Accurate Display with 12V DC Solenoid Valve Bubble Counter and Check Valve for Establishing CO2 System in Aquatic Plant Tank**Hygger CO2**$52.31**55 rev1y ago](https://www.amazon.com/dp/B0DM25G4DL) [**Zistel CO2 Argon Regulator Gauges Gas Welding 0-4500PSI Argon Gas Regulator for Mig Tig Weld CGA580 Inlet Connection**Zistel**$26.86**22 rev1y ago](https://www.amazon.com/dp/B0DHK1QDK7)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**FZONE Aquarium CO Regulator Kit Compact Aquarium CO System with Diffuser Upgraded DC Solenoid and Bubble Counter Check Valve for Establishing CO System in Aquatic Plant Tank**FZONE**$47.03**4.5★**▲ 128%**](https://www.amazon.com/dp/B0FX4T577M) [**Gancowise CGA-320 Keg Regulator Dual Gauge CO2 Pressure Regulator with 2 Swivel Nut 1/4 & 5/16 Barb 0-60 PSI Working Pressure & 0-3000 PSI Tank Pressure**Gancowise**$38.89**3.9★**▲ 118%**](https://www.amazon.com/dp/B0BVZ7FFX4) [**YESWELDER Argon CO2 Regulator with 8.2FT Hose 0-4000 PSI Gauges Gas Welding Regulator for MIG and TIG CGA580 Inlet Connection**YESWELDER**$31.40**4.5★**▲ 106%**](https://www.amazon.com/dp/B0DGWZK34M) [**SPARC Premium Gen2 Dual CO2 Regulator for Kegerator - Double Tap C02 Regulator for Kegs - Draft Beer Soda Kombucha - CGA320-2YR USA Warranty**SPARC**$96.19**4.3★**▲ 98%**](https://www.amazon.com/dp/B0CHT1RXNV) [**MRbrew CO2 Regulator Single Output CGA-320 Keg Regulator Draft Beer Regulator with 0-60 PSI Working Pressure & 0-3000 PSI Tank Pressure CO2 Tank Pressure Regulator for Homebrewing**MRbrew**$38.80**4.6★**▲ 95%**](https://www.amazon.com/dp/B0CMTJ2XTC)
**~~View all trending →~~**
## **Reviews**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**24%
*“Much higher quality than I expected”*
**Value For Money**15%
*“Good for the price”*
**Leak-Proof**6%
*“This has not leaked during the past 2 years it has been installed”*
**Design-Overall**6%
*“Build Quality & Design:”*
**Ease Of Use**5%
*“Its easy to use”*
**Advertised Vs Actual Product**5%
*“Works as should”*
**Size-Overall**4%
*“Good fit”*
**Strength**3%
*“Looks solid and operational”*
**Durability**3%
*“Very durable”*
**Compatibility-Overall**3%
*“Works great with my dual tap”*
### **What buyers complain about **
**Durability**18%
*“Only worked for a little over a year”*
**Quality-Overall**17%
*“poor quality control”*
**Leak-Proof**15%
*“Leaks like crazy”*
**Pressure**5%
*“Does not hold constant pressure at all”*
**Functionality-Overall**5%
*“Doesnt work”*
**Assembly/Installation**4%
*“I ran into a couple of issues getting setup”*
**Measurement/Reading Accuracy**4%
*“The gauges dont have accurate scales for small adjustments in psi”*
**Compatibility-Overall**4%
*“Doesnt work with Sodastream”*
**Value For Money**3%
*“Costly product, do not buy”*
**Defective Material/Parts**3%
*“First one ordered was broken and missing pieces”*
### **Top return reasons **
**Size-Overall**17%
**Leak-Proof**16%
**Functionality-Overall**11%
**Compatibility-Overall**10%
**Defective Material/Parts**10%
**Pressure**10%
**Product Condition**5%
**Advertised Vs Actual Product**5%
**Connectivity-Overall**3%
**Value For Money**3%
## **Common questions**
- **Is co2 regulator profitable to sell on Amazon United States?**
- The niche generates $435K/yr across 29 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is +17.3%. Flapen's verdict: Worth a look (60/100).
- **How competitive is the co2 regulator niche?**
- 20 brands and 37 sellers compete. The top 5 products take 55% of clicks and top 5 brands hold 62% of demand.
- **What do buyers complain about in co2 regulator?**
- Top complaints mined from reviews: Durability, Quality-Overall, Leak-Proof. The return rate is 4.5%.
- **When does demand for co2 regulator peak?**
- Demand is steady year-round — the busiest month runs 1.3× the quietest.
- **What does it cost to enter the co2 regulator niche?**
- Listings span $24.11–$129.57; the average listing price is $49.43 (sweet spot $15–$100). The average incumbent carries 386 reviews — the moat a new listing must climb.
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