---
title: "Propane Refill Adapter for 1 Lb. Tanks — $701K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/automotive/propane-refill-adapter-for-1-lb-tanks"
last_updated: "2026-08-07T20:10:26.216Z"
locale: en
meta:
description: "Niche score 59/100 · $701K/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 59/100 · $701K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Propane Refill Adapter for 1 Lb. Tanks — $701K/yr Amazon US Niche (2026) - Flapen"
---
# **propane refill adapter for 1 lb. tanks**
**Worth a look**
Shows low returns (0.6%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 69Growth 7Conversion 77Competition 48Returns 97Price range 57Avg price 80Brand share 76Review moat 53Quality gap 55
**Returns**
**Incredible****0.6%**
return rate — above 5% kills the launch gate
**Avg price**
**Great****$17.04**
avg listing price — sweet spot $15–$100
**Conversion**
**Great****7.5%**
search→purchase rate — share of searches ending in a sale
**Brand share**
**Great****59%**
top-5 brand share — no brand owns this niche
**Market size**
**Good****$701K**
$701K/yr · 547K searches
**Price range**
**Good****$6.86–$25.64**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Good****1,387.9**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Okay****56%**
top-5 click share — leaders hold, buyers still browse
**Growth**
**Bad****-35.1%**
90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, propane refill adapter for 1 lb. tanks is a $701K/yr Amazon United States market (547K searches/yr). The top 5 brands hold 59% of demand. Demand peaks in Jan–Feb–Dec. Verdict: Worth a look — 59/100.
Data updated Jul 11, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **propane refill adapter for 1 lb. tanks market data**
- **Units sold / yr**
- **50K–60K**
- avg 1,500–2,000/product
- **Revenue / yr**
- **$852K–$1.0M**
- units × avg price
- **Conversion rate**
- **7.5%**
- **Avg BSR**
- **#96**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **3.3%**
- **Avg brand age**
- **39 months**
- **Avg seller age**
- **160 days**
## **Competition & brand share**
The top 5 products take 56% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**18 **▼falling
**Sellers**
**26**
**Top-5 brand share**
**59%**
Top 20: 100%
**Top-5 click share**
**56%**
Top 20: 99%
**Open market**
**35%**
- CALPOSE22% - GASPRO11% - Kamnowal10% - Siasky10% - Rushare7% - optheey6%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -35.1% search growth over the last 90 days.
30K20KSpike '24Holiday '24Spike '25Prime Day '25Black Friday '25Holiday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan, Feb, Dec · busiest ÷ quietest = 3.8×
[**Open Trend **](https://flapen.com/research/us/automotive/propane-refill-adapter-for-1-lb-tanks/trend)
## **Top propane refill adapter for 1 lb. tanks search terms**
- **propane refill adapter**208K/yr-23.0%7.8% conv. - **propane refill adapter for 1 lb. tanks**74K/yr-48.0%8.8% conv. - **propane tank refill adapter**30K/yr-34.7%7.0% conv. - **propane refill**26K/yr-36.0%1.9% conv. - **1lb propane refill adapter**25K/yr-55.8%8.7% conv. - **propane refill kit**20K/yr-46.0%2.9% conv. - **propane filler adapter 1 pound**22K/yr-47.5%10.0% conv. - **1 lb propane tank refill adapter**24K/yr-59.0%7.5% conv. - **propane bottle refill adapter**21K/yr-47.9%7.7% conv. - **propane 1lb refill adapter**13K/yr-28.5%5.3% conv. [**All search terms **](https://flapen.com/research/us/automotive/propane-refill-adapter-for-1-lb-tanks/search-terms)
## **Top propane refill adapter for 1 lb. tanks 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%$35K10%$70K15%$105K20%$140K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 21 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**CALPOSE Propane Refill Adapter with Valve and Gauge Fill 1 Pound Bottles from 20lb Tank Fits QCC1 / Type1 Propane Tank and 1 lb Throwaway Disposable Cylinder Propane Bottle Connector**CALPOSE**$16.32**4.3★1,745 rev](https://www.amazon.com/dp/B0BXG8H7WN) [2**Propane Refill Adapter for 1 lb Tanks 3FT Hose with Pressure Gauge & ON/Off Valve QCC1/Type1 20lb to 1lb Propane Tank Refill Adapter Heavy-Duty Brass Propane Transfer Hose for Camping Grill**Kamnowal**$22.97**4.0★87 rev](https://www.amazon.com/dp/B0GFNZBKXP) [3**Siasky Upgraded Propane Refill Adapter 20lb to 1lb Converter Design with Valve and Gauge QCC1 Propane Refill Adapter 90-Degree Elbow with ON/Off Control Fill 1 lb Tanks from 5-40 LB Propane Tank**Siasky**$13.45**4.4★1,024 rev](https://www.amazon.com/dp/B0CN95XSX1) [4**GASPRO Upgraded Propane Refill Adapter with Valve and Gauge Fill 1 lb Bottles from 20 lb Tank 90-Degree Elbow Design Easy to Use Solid Brass**GASPRO**$17.19**4.5★9,707 rev](https://www.amazon.com/dp/B09Y5MHBQ8) [5**Rushare Upgraded Propane Refill Adapter for 1 lb. Tanks with Valve and Gauge Fill 1 lb Bottles from 20 lb Tank 90-Degree Elbow Design Easy to Use Solid Brass**Rushare**$15.51**4.4★386 rev](https://www.amazon.com/dp/B0DWMH13QG)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Marvelity Propane Refill Adapter for 1 lb Tanks with 2 Bottle Caps 3FT Brass Hose with Pressure Gauge & ON/Off Valve QCC1/Type1 20lb to 1lb Propane Tank Refill Adapter for Camping Grills**Marvelity**$18.56**25 rev2mo ago](https://www.amazon.com/dp/B0G4Q8WXQG) [**Propane Refill Adapter for 1 lb Tanks 3FT Hose with Pressure Gauge & ON/Off Valve QCC1/Type1 20lb to 1lb Propane Tank Refill Adapter Heavy-Duty Brass Propane Transfer Hose for Camping Grill**Kamnowal**$22.97**87 rev6mo ago](https://www.amazon.com/dp/B0GFNZBKXP) [**Devvicoo Propane Refill Adapter for 1 lb. Tanks 3 FT Stainless Steel Hose with Pressure Gauge & ON-Off Control Valve Fits QCC1/Type 1 Propane Tank Fill 1LB Bottles from 20LB Cylinder 2 Caps**Devvicoo**$17.09**41 rev6mo ago](https://www.amazon.com/dp/B0GCJXTW6T) [**2025 Upgraded Propane Refill Adapter with Valve & Gauge Solid Brass QCC1 Refill Elbow for 1LB Small Tank to 5-40LB Cylinders Camping & Grill Use**liucocotos**$16.05**167 rev11mo ago](https://www.amazon.com/dp/B0FK5DP82Q) [**Propane Refill Adapter for 1 lb. Tanks 3FT Hose with Pressure Gauge & Valve Heavy-Duty Brass QCC1/Type1 Connector Safe Refilling from 20lb Cylinder for Camping**HICOOI**$23.67**481 rev1y ago](https://www.amazon.com/dp/B0F1CQH1DL)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Marvelity Propane Refill Adapter for 1 lb Tanks with 2 Bottle Caps 3FT Brass Hose with Pressure Gauge & ON/Off Valve QCC1/Type1 20lb to 1lb Propane Tank Refill Adapter for Camping Grills**Marvelity**$18.56**4.5★**▲ 320%**](https://www.amazon.com/dp/B0G4Q8WXQG) [**Devvicoo Propane Refill Adapter for 1 lb. Tanks 3 FT Stainless Steel Hose with Pressure Gauge & ON-Off Control Valve Fits QCC1/Type 1 Propane Tank Fill 1LB Bottles from 20LB Cylinder 2 Caps**Devvicoo**$17.09**4.7★**▲ 318%**](https://www.amazon.com/dp/B0GCJXTW6T) [**Propane Refill Adapter for 1 lb Tanks 3FT Hose with Pressure Gauge & ON/Off Valve QCC1/Type1 20lb to 1lb Propane Tank Refill Adapter Heavy-Duty Brass Propane Transfer Hose for Camping Grill**Kamnowal**$22.97**4.0★**▲ 249%**](https://www.amazon.com/dp/B0GFNZBKXP) [**Propane Refill Adapter with Valve and Gauge Fill 1 Pound Bottles from 20lb Tank Fits QCC1 / Type1 Propane Tank and 1 lb Throwaway Disposable Cylinder Propane Bottle Connector.**WedFeir**$14.19**4.4★**▲ 157%**](https://www.amazon.com/dp/B0CXH5M4MD) [**NUPICK Propane Refill Adapter for 1 LB. Tanks Propane Adapter 20lb to 1lb Converter with Gauge and Valve Propane Tank Refill Adapter with 90-Degree Elbow Design Come with Bottle Cap**NUPICK**$14.38**4.5★**▲ 72%**](https://www.amazon.com/dp/B0DSHX4ZQH)
**~~View all trending →~~**
## **What buyers say about propane refill adapter for 1 lb. tanks**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**22%
*“The overall build quality is reasonable”*
**Advertised Vs Actual Product**18%
*“As advertised”*
**Ease Of Use**18%
*“Easy to operate”*
**Value For Money**13%
*“Great money saver”*
**Leak-Proof**4%
*“Doesnt leak”*
**Design-Overall**3%
*“Great design”*
**Pressure**3%
*“The pressure gauge is helpful”*
**Size-Overall**2%
*“Fits small canister”*
**Assembly/Installation**2%
*“the right setup”*
**Durability**1%
*“Durable”*
### **What buyers complain about **
**Leak-Proof**25%
*“leaks everywhere”*
**Functionality-Overall**24%
*“Not properly working”*
**Quality-Overall**10%
*“Cheap quality”*
**Measurement/Reading Accuracy**5%
*“Gauge doesnt work”*
**Instructions/User Manual/Troubleshooting**5%
*“Needs better instructions”*
**Value For Money**3%
*“They cost more”*
**Advertised Vs Actual Product**3%
*“Item not as described”*
**Durability**2%
*“Fell apart after a few years”*
**Size-Overall**2%
*“a little short”*
**Pressure**2%
*“Needs a release pressure button”*
### **Top return reasons **
**Leak-Proof**22%
**Size-Overall**21%
**Functionality-Overall**12%
**Advertised Vs Actual Product**10%
**Defective Material/Parts**8%
**Connectivity-Overall**6%
**Value For Money**3%
**Measurement/Reading Accuracy**3%
**Add-Ons/Attachments**2%
**Ease Of Use**2%
## **Common questions**
- **Is propane refill adapter for 1 lb. tanks profitable to sell on Amazon United States?**
- The niche generates $701K/yr across 21 tracked products. 4 of 4 products launched in the last 360 days are still selling. 90-day search growth is -35.1%. Flapen's verdict: Worth a look (59/100).
- **How competitive is the propane refill adapter for 1 lb. tanks niche?**
- 18 brands and 26 sellers compete. The top 5 products take 56% of clicks and top 5 brands hold 59% of demand.
- **What do buyers complain about in propane refill adapter for 1 lb. tanks?**
- Top complaints mined from reviews: Leak-Proof, Functionality-Overall, Quality-Overall. The return rate is 0.6%.
- **When does demand for propane refill adapter for 1 lb. tanks peak?**
- Demand peaks in Jan–Feb–Dec; the busiest month runs 3.8× the quietest.
- **What does it cost to enter the propane refill adapter for 1 lb. tanks niche?**
- Listings span $6.86–$25.64; the average listing price is $17.04 (sweet spot $15–$100). The average incumbent carries 1,388 reviews — the moat a new listing must climb.
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