auto drain for air compressor
Worth a lookShows a thin review moat (75 avg reviews), but soft demand (-12.5% this quarter) keeps it on the watch list.
Review moat
Incredible75.33avg incumbent reviews — the moat a new listing must climb
Avg price
Great$58.50avg listing price — sweet spot $15–$100
Quality gap
Great4.1★avg incumbent rating — lower means beatable quality
Returns
Great1.4%return rate — above 5% kills the launch gate
Price range
Good$22.82–$158.43cheapest to priciest tracked listing — scored on the share inside $15–$100
Conversion
Good4.3%search→purchase rate — share of searches ending in a sale
Brand share
Okay78%top-5 brand share — brands hold most of the demand
Market size
Okay$125K$125K/yr · 50K searches
Competition
Bad71%top-5 click share — a locked-up shelf
Growth
Bad-12.5%90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, auto drain for air compressor is a $125K/yr Amazon United States market (50K searches/yr). The top 5 brands hold 78% of demand. Verdict: Worth a look — 50/100.
Data updated Jul 29, 2026 · scored weekly · How we score niches
auto drain for air compressor market data
- Units sold / yr
- 2K–3K
- avg 100–250/product
- Revenue / yr
- $117K–$146K
- units × avg price
- Conversion rate
- 4.3%
- Avg BSR
- #767
- Page quality
- 0%
- Prime
- 94%
- Sponsored
- 94%
- Out of stock
- 0.0%
- Avg brand age
- 67 months
- Avg seller age
- 178 days
Competition & brand share
The top 5 products capture 71% of clicks — a locked-up shelf that new listings rarely crack.Brands
14 rising
Sellers
35
Top-5 brand share
78%
Top 20: 100%
Top-5 click share
71%
Top 20: 100%
Open market
18%
- QWORK30%
- SUNROAD25%
- Ingersoll Rand9%
- UNOX9%
- DCYL5%
- Bonuci5%
- Open — no brand owns it (8 brands, 18%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -12.5% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.4×
Top auto drain for air compressor search terms
- air compressor auto drain11K/yr
- automatic tank drain6K/yr
- air compressor automatic drain valve10K/yr
- auto drain for air compressor8K/yr
- automatic air compressor drain4K/yr
- automatic drain valve3K/yr
- auto drain valve4K/yr
- compressor auto drain3K/yr
Top auto drain for air compressor 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 18 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Automatic Electronic Tank Drain Kit 1/4 NPT Timer Operated Compressor Air Drain Valves with 1/4 flexible Braided Steel Tube and Ball Valve Strainer 1/2 x 1/4 MNPT
SUNROAD$54.904.2★63 rev
QWORK Automatic Timed Condensate Drain Valve 1/2 NPT Inlet 1/4 Outlet Programmable Electric Air Drain for Compressor Tanks Dryers & Filters
QWORK$30.053.8★190 rev
Ingersoll Rand Edv200 1/4npt 110/120v Electronic Drain Valve
Ingersoll Rand$158.434.6★180 rev
UNOX Electronic Drain Valve for Air Compressor 1/2 NPT to 1/4 NPT 110/120V AC Automatic Timed Tank Drain Valve with 6 feet US Plug Cable - Max 235 PSI Solenoid Valve Assembled
UNOX$109.534.3★18 rev
QWORK Electronic Drain Valve 2 Packs AC 110V 1/2 Integrated Automatic Timed Tank Drain for Compressed Air
QWORK$36.654.3★71 rev
Newest
by launch date
Automatic Electronic Tank Drain Kit with timer-controlled operation and built-in ball-valve strainer ideal for compressed air systems
Treasea$48.180 rev
Shgxjjnb WBK-58 Zero Air Loss Automatic Drain Valve 1.6 Mpa Air Compressor Automatic Drain Valve No-Power Mechanical Float Drainer for Compressed Air Tanks Filters Separators
Shgxjjnb$98.640 rev
DCYL Mechanical Automatic Drain Valve G1/2 1.6Mpa Automatic Drainer with Pre-Filter Valve for Compressor Air Tank
DCYL$59.591 rev
HornBlasters Electric Drain Valve Kit Push-Button Air Tank Moisture Drain 1/4 NPT Easy Install Complete Wiring Kit Included
HornBlasters$69.367 rev
DCYL Air Compressor Auto Drain Valve G1/2 1.6Mpa Automatic Drainer for Air Storage Tank or Air Dryer
DCYL$36.989 rev
Trending
90-day click momentumAutomatic Electronic Tank Drain Kit with timer-controlled operation and built-in ball-valve strainer ideal for compressed air systems
Treasea$48.180.0★
Shgxjjnb WBK-58 Zero Air Loss Automatic Drain Valve 1.6 Mpa Air Compressor Automatic Drain Valve No-Power Mechanical Float Drainer for Compressed Air Tanks Filters Separators
Shgxjjnb$98.640.0★
HornBlasters Electric Drain Valve Kit Push-Button Air Tank Moisture Drain 1/4 NPT Easy Install Complete Wiring Kit Included
HornBlasters$69.365.0★
Qwork Electronic Drain Valve 4 Pack AC 110V 1/2 Integrated Automatic Timed Tank Drain for Compressed Air (WD15045)
QWORK$66.224.7★
QWORK Electronic Drain Valve 2 Packs AC 110V 1/2 Integrated Automatic Timed Tank Drain for Compressed Air
QWORK$36.654.3★
What buyers say about auto drain for air compressor
What buyers praise and complain about, mined from review topics.What buyers love
“Decent product for the money”
“Does what its supposed to do”
“Good quality”
“Pros: Valve worked just fine”
“Great replacement for OEM valves”
“easy to use”
“Solid construction, reliable, and all have lasted since installation”
What buyers complain about
“Very poor quality”
“This failed on me in 2 months”
“Did not come with fittings that fit each other either”
“leaker”
“Product is poorly designed”
“Description is wrong”
“Does not work”
“Unit works as stated except watch out for quality issue on install”
“Parts are incompatible”
“Dont waste your money on this”
Top return reasons
Common questions
- Is auto drain for air compressor profitable to sell on Amazon United States?
- The niche generates $125K/yr across 18 tracked products. 0 of 3 products launched in the last 360 days are still selling. 90-day search growth is -12.5%. Flapen's verdict: Worth a look (50/100).
- How competitive is the auto drain for air compressor niche?
- 14 brands and 35 sellers compete. The top 5 products take 71% of clicks and top 5 brands hold 78% of demand.
- What do buyers complain about in auto drain for air compressor?
- Top complaints mined from reviews: Quality-Overall, Durability, Size-Overall. The return rate is 1.4%.
- When does demand for auto drain for air compressor peak?
- Demand is steady year-round — the busiest month runs 1.4× the quietest.
- What does it cost to enter the auto drain for air compressor niche?
- Listings span $22.82–$158.43; the average listing price is $58.50 (sweet spot $15–$100). The average incumbent carries 75 reviews — the moat a new listing must climb.