3/8 Quick Connect Fittings
MaybeProducts sell for $19.94 on average, inside the sweet spot. But shoppers spend an estimated $115K a year here, so 3/8 Quick Connect Fittings is a Maybe.
- Flapen Score
- 51 / 100Ranks 5,822 of 8,839 Patio, Lawn & Garden niches · −5 vs the category median of 5651
- Market size
- $115K/yr92K searches / yr
- 90-day growth
- +24.4%search demand this quarter
- Competition
- 57%top-5 click share · 19 brands · 24 sellers
Flapen Score
3/8 Quick Connect Fittings against its category
The dotted line is the Patio, Lawn & Garden average. Past it, 3/8 Quick Connect Fittings is stronger. Inside it, weaker.
Market
The 3/8 Quick Connect Fittings market on Amazon at a glance
Shoppers on Amazon United States searched for 3/8 Quick Connect Fittings 92K times last year and spent an estimated $115K. The top 5 brands take 68% of clicks. Demand peaks in Apr–May–Jun. Flapen scores it 51 out of 100, a Maybe.
01 · Demand
An estimated 6.3% of those searches ended in a purchase.
Shoppers searched for this 92K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 6.3% of those searches ended in a purchase. Searches in the last 90 days moved +24.4% against the 90 days before. Searches, conversion and average price together put the market at an estimated $115K a year.
- Searches, last 12 months
- 92K
- Growth, 90 days vs prior 90
- +24.4%
- Conversion, latest week
- 6.3%
- Market size, estimated
- $115Ka year
- Peak month
- May2.2× the quietest month
- Top search term
- 3/8 quick connect fittings32K searches a year
02 · Price
A sale here is worth $19.94.
Listings sell for $19.94 on average, from $8.20 to $70.72. Amazon reports units sold in ranges. This niche sold 6K to 8K a year. The average listing sells 250 to 500 of them. At $19.94 that is $5K to $10K a year per listing.
- Average price
- $19.94inside the $15 to $100 sweet spot
- Price range
- $8.20–$70.72
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 6K–8K
- Units per listing a year
- 250–500
- Revenue per listing a year
- $5K–$10K
- Returns
- 3.7%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is ads.
92% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 5.2% of listings are out of stock. The average listing ranks #276 within Pressure Washer Parts & Accessories. It carries 748 reviews at 4.57 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 92%
- Prime listings
- 100%
- Out of stock, average day
- 5.2%
- Average rank
- #276in Pressure Washer Parts & Accessories
- Average rating
- 4.57 starsAmazon United States average 4.42 stars
- Average reviews
- 748per listing
- Listings tracked
- 26
04 · Newcomers
4 of last year's 6 launches cleared the first-year sales bar.
6 products launched here in the last 12 months. 4 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 41 months on average, so the names here are settling in.
- Launched, last 12 months
- 6
- Successful launches
- 4Amazon's first-year sales bar
- Average brand age
- 41 months
Products
Top 3/8 Quick Connect Fittings products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 16, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Raincovo Pressure Washer Quick Connect 3/8 Inch Pressure Washer Fittings Stainless Steel Adapter Set Female and Male Thread 8 Pieces
- Price
- $27.24
- Rating
- 4.7/5
- Reviews
- 528
- Age
- 3y ago

Hotop 2 Sets NPT 3/8 Inch Pressure Washer Quick Connector Kit Stainless Steel Pressure Washer Adapters Quick Connector Fittings Male Female
- Price
- $12.89
- Rating
- 4.7/5
- Reviews
- 923
- Age
- 7y ago

FKKWUOT 3/8 Quick Connect Fittings Pressure Washer Quick Connect Kit Stainless Steel Adapter Set Female and Male Thread(4Pieces)
- Price
- $13.18
- Rating
- 4.4/5
- Reviews
- 57
- Age
- 1y ago

Raincovo Pressure Washer Quick Connect 3/8 Inch Pressure Washer Fittings Adapter Set Male Thread 4 Pieces
- Price
- $15.56
- Rating
- 4.6/5
- Reviews
- 422
- Age
- 4y ago

Sanpaint Pressure Washer Quick Connect Fittings Quick Connect Kit M22 14mm to 3/8 Inch 2 Pieces
- Price
- $8.20
- Rating
- 4.6/5
- Reviews
- 351
- Age
- 2y ago
Trending
estimated 90-day click momentum
3/8 Inch Pressure Washer Quick Connect Fittings Adapter Set Stainless Steel Female Male NPT Thread Kit with DuPont Viton O-Rings 4 Pieces 5000 PSI
- Price
- $14.44
- Rating
- 4.4/5
- Reviews
- 35
- Age
- 4mo ago

Hourleey Pressure Washer Adapter Set Quick Disconnect Kit with M22 Metric Male Thread Quick Connector M22 Swivel to 3/8 Quick Connect 3/4 to Quick Release M22 to M22 Convert 9 Pack
- Price
- $22.27
- Rating
- 4.4/5
- Reviews
- 51
- Age
- 6mo ago

GALELEOPARD Pressure Washer Quick Connect 3/8 Inch Pressure Washer Fittings Stainless Steel Adapter Set Quick Connect Hose Fittings Female and Male 3/8 NPT Thread 8 Pack
- Price
- $14.60
- Rating
- 4.0/5
- Reviews
- 31
- Age
- 11mo ago

TasuoX 3/8 Inch NPT Pressure Washer Adapter Set 12-Piece Stainless Steel External Thread Quick Connector Kit - 3/8 NPT Male Thread Quick Connect Hose Fittings 5000 PSI
- Price
- $26.30
- Rating
- 4.3/5
- Reviews
- 44
- Age
- 5mo ago

RIDGE WASHER 3/8 Pressure Washer Quick Connect Kit Stainless Steel Power Washer Adapter Fittings Female NPT Thread 12 Pcs 5000 PSI
- Price
- $25.87
- Rating
- 5.0/5
- Reviews
- 20
- Age
- 8mo ago
Newest
by launch date
3/8 Inch Pressure Washer Quick Connect Fittings Adapter Set Stainless Steel Female Male NPT Thread Kit with DuPont Viton O-Rings 4 Pieces 5000 PSI
- Price
- $14.44
- Rating
- 4.4/5
- Reviews
- 35
- Age
- 4mo ago

TasuoX 3/8 Inch NPT Pressure Washer Adapter Set 12-Piece Stainless Steel External Thread Quick Connector Kit - 3/8 NPT Male Thread Quick Connect Hose Fittings 5000 PSI
- Price
- $26.30
- Rating
- 4.3/5
- Reviews
- 44
- Age
- 5mo ago

Hourleey Pressure Washer Adapter Set Quick Disconnect Kit with M22 Metric Male Thread Quick Connector M22 Swivel to 3/8 Quick Connect 3/4 to Quick Release M22 to M22 Convert 9 Pack
- Price
- $22.27
- Rating
- 4.4/5
- Reviews
- 51
- Age
- 6mo ago

RIDGE WASHER 3/8 Pressure Washer Quick Connect Kit Stainless Steel Power Washer Adapter Fittings Male NPT Thread 12 Pcs 5000 PSI
- Price
- $25.69
- Rating
- 5.0/5
- Reviews
- 20
- Age
- 8mo ago

RIDGE WASHER 3/8 Pressure Washer Quick Connect Kit Stainless Steel Power Washer Adapter Fittings Female NPT Thread 12 Pcs 5000 PSI
- Price
- $25.87
- Rating
- 5.0/5
- Reviews
- 20
- Age
- 8mo ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 57% of clicks. Leaders hold, but buyers still shop past them.
Brands
19 rising
Sellers
24
Est. top-5 brand share
68%
Top 20: 100%
Est. top-5 click share
57%
Top 20: 93%
Open market
27%
- Raincovo26%
- Hotop20%
- FKKWUOT11%
- RIDGE WASHER7%
- Sanpaint5%
- LIULO TOOL4%
Demand
3/8 Quick Connect Fittings search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Apr, May, Jun · busiest ÷ quietest = 2.2×
Search terms
Top 3/8 Quick Connect Fittings search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- 3/8 quick connect fittings32K/yr
- 3/8 quick connect14K/yr
- 3/8 pressure washer quick connect12K/yr
- 3/8 male quick connect6K/yr
- pressure washer quick connect 3/86K/yr
- 3/8 female quick connect5K/yr
- 3/8 quick connect fittings pressure washer6K/yr
- 3/8 pressure washer fittings4K/yr
- pressure washer fittings 3/84K/yr
- 3/8 quick disconnect3K/yr
Reviews and returns
What reviews say buyers love and hate about 3/8 Quick Connect Fittings
We read the reviews and the return reasons for every product selling here.
“Leaks badly”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
17 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common 3/8 Quick Connect Fittings questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









