leak detection pump
Skip itSoft demand (-7.5% this quarter) — this niche doesn't clear our bar today.
Avg price
Great$51.01avg listing price — sweet spot $15–$100
Review moat
Great303.21avg incumbent reviews — the moat a new listing must climb
Competition
Good49%top-5 click share — leaders hold, buyers still browse
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Conversion
Good4.1%search→purchase rate — share of searches ending in a sale
Brand share
Okay79%top-5 brand share — brands hold most of the demand
Price range
Okay$11.42–$237.82cheapest to priciest tracked listing — scored on the share inside $15–$100
Returns
Okay4.4%return rate — above 5% kills the launch gate
Market size
Okay$100K$100K/yr · 48K searches
Growth
Bad-7.5%90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, leak detection pump is a $100K/yr Amazon United States market (48K searches/yr). The top 5 brands hold 79% of demand. Verdict: Skip it — 45/100.
Data updated Jul 9, 2026 · scored weekly · How we score niches
leak detection pump market data
- Units sold / yr
- 2K–2K
- avg 0–100/product
- Revenue / yr
- $77K–$102K
- units × avg price
- Conversion rate
- 4.1%
- Avg BSR
- #4,374
- Page quality
- 0%
- Prime
- 97%
- Sponsored
- 72%
- Out of stock
- 0.0%
- Avg brand age
- 33 months
- Avg seller age
- 150 days
Competition & brand share
The top 5 products take 49% of clicks — established leaders, but buyers still shop beyond them.Brands
14 falling
Sellers
72
Top-5 brand share
79%
Top 20: 100%
Top-5 click share
49%
Top 20: 87%
Open market
17%
- Dorman56%
- A-Premium10%
- Gedlex5%
- Standard Motor Products5%
- stymart4%
- AITKEN4%
- Open — no brand owns it (8 brands, 17%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -7.5% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.4×
Top leak detection pump search terms
- leak detection pump21K/yr
- evap leak detection pump13K/yr
- fuel vapor leak detection pump8K/yr
- evaporative emissions system leak detection pump7K/yr
Top leak detection pump 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 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Dorman 310-219 Evaporative Emissions System Leak Detection Pump Compatible with Select Models
Dorman$21.594.6★2,697 rev
Dorman 310-215 Evaporative Emissions System Leak Detection Pump Compatible with Select Models
Dorman$29.474.5★2,135 rev
Gedlex 310-219 Evaporative Emissions System Leak Detection Pump Compatible with 2007-2019 Dodge Durango Nitro Ram 1500 Promaster J eep Liberty Grand Fiat 500 Cherokee Chrys ler Aspen 4B1593 ESM1003
Gedlex$18.544.2★108 rev
Dorman 310-233 Evaporative Emissions System Leak Detection Pump Compatible with Select Models
Dorman$26.634.6★386 rev
310-219 Fuel Evaporative Emissions Leak Detection Pump Compatible with 2007-2019 Dodge Nitro Durango Ram 1500 ProMaster Chrysler Aspen Fiat 500/500L Jeep Grand Cherokee Liberty
stymart$20.444.5★97 rev
Newest
by launch date
EVAP Fuel Vapor Leak Detection Pump LDP DMTL for BMW 3 Series 5 Series 7 Series M X Z Series VW Jetta Passat Audi Volvo Land Rover Mercedes-Benz
Tiansel$39.752 rev
A-Premium EVAP System Vapor Leak Detection Pump Compatible with BMW 3 Series 5 Series 7 Series M Series & Volkswagen Jetta Passat Beetle & Mazda 3 & Hyundai Accent & Audi & Volvo & Land Rover
A-Premium$45.584 rev
AITKEN EVAP System Vapor Leak Detection Pump Compatible with BMW 3 Series 5 Series 7 Series M Series Audi Volkswagen Volvo Land Rover Mercedes-Benz
AITKEN$43.8221 rev
AutoLine Pro HyperSmoke Automotive Smoke Machine EVAP Vacuum Leak Tester Adjustable Pressure OEM Approved Smoke Fluid Built-in Air Compressor Motor - Includes Smoke Fluid x2.
AutoLine Pro$49.78863 rev
310-219 Fuel Evaporative Emissions Leak Detection Pump Compatible with 2007-2019 Dodge Nitro Durango Ram 1500 ProMaster Chrysler Aspen Fiat 500/500L Jeep Grand Cherokee Liberty
stymart$20.4497 rev
Trending
90-day click momentumEVAP Fuel Vapor Leak Detection Pump LDP DMTL for BMW 3 Series 5 Series 7 Series M X Z Series VW Jetta Passat Audi Volvo Land Rover Mercedes-Benz
Tiansel$39.755.0★
Replacement Leak Detection Pump - OEM# 310-233 Evaporative EVAP Emissions System compatible with 07-21 Dodge Challenger Charger Dart Dakota Ram 1500 Jeep Compass Wagoneer Gladiator Chrysler 200 300
X4XZ$22.584.1★
A-Premium EVAP System Vapor Leak Detection Pump Compatible with BMW 3 Series 5 Series 7 Series M Series & Volkswagen Jetta Passat Beetle & Mazda 3 & Hyundai Accent & Audi & Volvo & Land Rover
A-Premium$45.585.0★
HUGALL Evaporative Emissions System Leak Detection Pump 310-215 Compatible with 200 300 Pacifica Sebring Caliber Challenger Charger Ram 1500 2500 Compass Liberty Patriot Wrangler Wrangler JK 07-19
HUGALL$15.414.1★
A-Premium Fuel Vapor Leak Detection Pump Compatible with Jeep Grand Cherokee 2002-2004 Wrangler 2003-2004 & Dodge Ram 1500 Van Ram 2500 Van Ram 3500 Van & Chrysler Prowler & Plymouth Prowler
A-Premium$93.774.7★
What buyers say about leak detection pump
What buyers praise and complain about, mined from review topics.What buyers love
“OEM fit”
“Worth it”
“Excellent Product”
“Easy to use”
“it works exactly as it should”
“Works as it should”
“Easy installation”
“I didnt have one leake”
“The best cheap fix I've found”
“Very pleased with this compact machine”
What buyers complain about
“Leaks”
“It is small”
“Broke after ONE use”
“Did not work”
“Not compatible”
“the listing says it does buyer beware”
“These are not cheap either”
“What noise”
“Trash”
“Worse great for 10-15 minutes after setup”
Top return reasons
Common questions
- Is leak detection pump profitable to sell on Amazon United States?
- The niche generates $100K/yr across 29 tracked products. 1 of 4 products launched in the last 360 days are still selling. 90-day search growth is -7.5%. Flapen's verdict: Skip it (45/100).
- How competitive is the leak detection pump niche?
- 14 brands and 72 sellers compete. The top 5 products take 49% of clicks and top 5 brands hold 79% of demand.
- What do buyers complain about in leak detection pump?
- Top complaints mined from reviews: Leak-Proof, Size-Overall, Durability. The return rate is 4.4%.
- When does demand for leak detection pump peak?
- Demand is steady year-round — the busiest month runs 1.4× the quietest.
- What does it cost to enter the leak detection pump niche?
- Listings span $11.42–$237.82; the average listing price is $51.01 (sweet spot $15–$100). The average incumbent carries 303 reviews — the moat a new listing must climb.