Is propane tank valve profitable to sell on Amazon United States?

The niche generates $41K/yr across 20 tracked products. 0 of 4 products launched in the last 360 days are still selling. 90-day search growth is -36.2%. Flapen's verdict: Skip it (40/100).

How competitive is the propane tank valve niche?

14 brands and 39 sellers compete. The top 5 products take 61% of clicks and top 5 brands hold 79% of demand.

What do buyers complain about in propane tank valve?

Top complaints mined from reviews: Functionality-Overall, Leak-Proof, Quality-Overall. The return rate is 1.4%.

What does it cost to enter the propane tank valve niche?

Listings span $8.53–$62.43; the average listing price is $22.88 (sweet spot $15–$100). The average incumbent carries 1,543 reviews — the moat a new listing must climb.

propane tank valve

Skip it

Soft demand (-36.2% this quarter) — this niche doesn't clear our bar today.

Avg price

Incredible$22.88

avg listing price — sweet spot $15–$100

Returns

Great1.4%

return rate — above 5% kills the launch gate

Price range

Great$8.53–$62.43

cheapest to priciest tracked listing — scored on the share inside $15–$100

Review moat

Okay1,543.4

avg incumbent reviews — the moat a new listing must climb

Brand share

Okay79%

top-5 brand share — brands hold most of the demand

Competition

Okay61%

top-5 click share — leaders hold, buyers still browse

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Conversion

Okay2.4%

search→purchase rate — share of searches ending in a sale

Market size

Bad$41K

$41K/yr · 75K searches

Growth

Bad-36.2%

90-day search growth — must beat 0% to launch

Signals Low Review Barrier

According to Flapen's Amazon United States niche tracking, propane tank valve is a $41K/yr Amazon United States market (75K searches/yr). The top 5 brands hold 79% of demand. Verdict: Skip it — 40/100.

Data updated Jul 11, 2026 · scored weekly · How we score niches

propane tank valve market data

Units sold / yr: 2K–3K; avg 100–250/product
Revenue / yr: $46K–$57K; units × avg price
Conversion rate: 2.4%
Avg BSR: #221
Page quality: 0%
Prime: 85%
Sponsored: 75%
Out of stock: 0.0%
Avg brand age: 51 months
Avg seller age: 174 days

Competition & brand share

The top 5 products take 61% of clicks — established leaders, but buyers still shop beyond them.

Brands

14 falling

Sellers

Top-5 brand share

79%

Top 20: 100%

Top-5 click share

61%

Top 20: 100%

Open market

16%

Flame King38%
BBQHKCX17%
YFLWGFDA11%
ICS Industries7%
Nashfuel5%
DOZYANT5%
Open — no brand owns it (8 brands, 16%)

Demand

Weekly Amazon search volume, last 30 weeks — -36.2% search growth over the last 90 days.

Open Trend

Top propane tank valve search terms

propane tank valve22K/yr -28.1%2.2% conv.
propane tank valve replacement21K/yr -45.8%2.4% conv.
propane valve15K/yr -24.4%1.7% conv.
propane tank parts5K/yr -22.4%0.5% conv.
propane valve replacement6K/yr -42.3%1.6% conv.
100 lb propane tank valve4K/yr -60.3%3.0% conv.
propane tank valves3K/yr -46.3%2.4% conv.

All search terms

Top propane tank valve 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.

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

Flame King VOPD30 30-Pound Propane Tank Cylinder OPD (Overfill Protection Device) Valve

Flame King$26.394.7★104 rev

Flame King OPD Propane Tank Service Overfill Protection Valve for Standard 20 LB Pound Grill Cylinder

Flame King$21.084.4★101 rev

Propane Tank Valve 100LB Propane Vapor Tank Service Valve Coupler Tank Service Valve with Automatic Bleeder Valve/POL Connection/3/4 Male NPT/Heavy Handle for Grill RV Fryer Outdoor Propane Setups.

BBQHKCX$28.055.0★5 rev

Propane Valve 100LB Propane Vapor Tank Service Valve Coupler with Manual & Automatic Bleeder Valve POL Connection Heavy Handle 10.2 Dip TubeFits for Grill Heater RV Fryer Outdoor Propane Setups.

BBQHKCX$30.174.9★12 rev

Propane Adapter 100LB Propane Vapor Tank Service Valve Coupler with Manual Bleeder Valve POL Connection Heavy Handle & 10.2 Dip TubeFits for Grills Heaters RVs Fryers & Outdoor Propane Setups.

YFLWGFDA$34.034.4★36 rev

Newest

by launch date

Propane Tank Valve 100LB Propane Vapor Tank Service Valve Coupler Tank Service Valve with Automatic Bleeder Valve/POL Connection/3/4 Male NPT/Heavy Handle for Grill RV Fryer Outdoor Propane Setups.

BBQHKCX$28.055 rev

6mo ago

Propane Valve 100LB Propane Vapor Tank Service Valve Coupler with Manual & Automatic Bleeder Valve POL Connection Heavy Handle 10.2 Dip TubeFits for Grill Heater RV Fryer Outdoor Propane Setups.

BBQHKCX$30.1712 rev

6mo ago

Propane Adapter 100LB Propane Vapor Tank Service Valve Coupler with Manual Bleeder Valve POL Connection Heavy Handle & 10.2 Dip TubeFits for Grills Heaters RVs Fryers & Outdoor Propane Setups.

YFLWGFDA$34.0336 rev

11mo ago

Propane Tank Adapter 100LB Propane Vapor Tank Service Valve Coupler Tank Service Valve (POL Connection 3/4 Male NPT Heavy Handle) - Fits for Grills Heaters RVs Fryers & Outdoor Propane Setups.

YFLWGFDA$29.1937 rev

11mo ago

Flame King VOPD30 30-Pound Propane Tank Cylinder OPD (Overfill Protection Device) Valve

Flame King$26.39104 rev

1y ago

What buyers say about propane tank valve

What buyers praise and complain about, mined from review topics.

What buyers love

Quality-Overall26%

“Good quality valves”

Advertised Vs Actual Product14%

“As advertised”

Assembly/Installation10%

“Worked great when first installed”

Value For Money10%

“Worth the money”

Ease Of Use9%

“Very handy tool”

Grilling5%

“Worked great on my grill”

Size-Overall5%

“Perfect fit”

Leak-Proof4%

“It works and doesn't leak”

Pressure2%

“holds tank pressure”

Measurement/Reading Accuracy1%

“Gauge seems to be pretty accurate so far”

What buyers complain about

Functionality-Overall15%

“Doesn't work”

Leak-Proof15%

“Leaks Gas”

Quality-Overall15%

“not worth the price for the quality”

Durability10%

“Failed after less than a year”

Grilling7%

“Grilled beware”

Measurement/Reading Accuracy6%

“Faulty Readings”

Size-Overall6%

“expected the dial to be a little bigger”

Defective Material/Parts4%

“Product was damaged”

Pressure3%

“Significant flow restriction”

Natural Resource Wastage2%

“What a waste of time and money”

Top return reasons

Size-Overall36%

Leak-Proof17%

Measurement/Reading Accuracy11%

Functionality-Overall7%

Advertised Vs Actual Product5%