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B&b Model 571 Check Valve

Maybe

Search demand grew +154.5% this quarter. But shoppers spend an estimated $47K a year here, so B&b Model 571 Check Valve is a Maybe.

Flapen Score
59
59 / 100
Top 11% of 7,287 Automotive niches · +10 vs the category median of 49
Market size
$47K/yr17K searches / yr
90-day growth
+154.5%search demand this quarter
Competition
75%top-5 click share · 13 brands · 51 sellers

Flapen Score

B&b Model 571 Check Valve against its category

The dotted line is the Automotive average. Past it, B&b Model 571 Check Valve is stronger. Inside it, weaker.

59Maybe
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The B&b Model 571 Check Valve market on Amazon at a glance

Shoppers on Amazon United States searched for B&b Model 571 Check Valve 17K times last year and spent an estimated $47K. The top 5 brands take 80% of clicks. Demand peaks in May–Jun–Jul. Flapen scores it 59 out of 100, a Maybe.

01 · Demand

An estimated 11.2% of those searches ended in a purchase.

Shoppers searched for this 17K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 11.2% of those searches ended in a purchase. Searches in the last 90 days moved +154.5% against the 90 days before. Searches, conversion and average price together put the market at an estimated $47K a year.

Searches, last 12 months
17K
Growth, 90 days vs prior 90
+154.5%
Conversion, latest week
11.2%
Market size, estimated
$47Ka year
Peak month
June4.8× the quietest month
Top search term
rv vacuum breaker check valve7K searches a year

02 · Price

A sale here is worth $24.06.

Listings sell for $24.06 on average, from $13.69 to $59.39. Amazon reports units sold in ranges. This niche sold 2K to 3K a year. The average listing sells 100 to 250 of them. At $24.06 that is $2K to $6K a year per listing.

Average price
$24.06inside the $15 to $100 sweet spot
Price range
$13.69–$59.39
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
2K–3K
Units per listing a year
100–250
Revenue per listing a year
$2K–$6K
Returns
2.9%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is ads.

93% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 8.2% of listings are out of stock. The average listing ranks #289 within RV Parts & Accessories. It carries 143 reviews at 4.32 stars, so a new listing needs social proof before a better product.

Sponsored listings
93%
Prime listings
100%
Out of stock, average day
8.2%
Average rank
#289in RV Parts & Accessories
Average rating
4.32 starsAmazon United States average 4.42 stars
Average reviews
143per listing
Listings tracked
14

04 · Newcomers

0 of last year's 1 launches cleared the first-year sales bar.

1 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 45 months on average, so the names here are settling in.

Launched, last 12 months
1
Successful launches
0Amazon's first-year sales bar
Average brand age
45 months

Products

Top B&b Model 571 Check Valve products & what they sell for

Every tracked product: its share of the shelf, its reviews, and its price.

Sign in to see the products

The products selling in this niche are for signed-in readers. Every market figure above stays open to everyone.

Competition

Competition: brands, sellers & click share

The top 5 products take 75% of clicks. A locked shelf that new listings rarely crack.

Brands

13 falling

Sellers

51

Top-5 brand share

80%

Top 20: 100%

Top-5 click share

75%

Top 20: 100%

Open market

16%

  • Brand 125%
  • Brand 221%
  • Brand 318%
  • Brand 411%
  • Brand 55%
  • Brand 64%
  • Open — no brand owns it (7 brands, 16%)

Demand

B&b Model 571 Check Valve search demand

Weekly searches over the year, seasonality beneath. Pick a range.

600400Spike '24Black Friday '24Spike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

Peak months: May, Jun, Jul · busiest ÷ quietest = 4.8×

Search terms

Top B&b Model 571 Check Valve search terms shoppers use

The exact words shoppers type, with yearly volume, growth, and conversion.

  • rv vacuum breaker check valve7K/yr
  • b&b model 571 check valve4K/yr
  • rv vacuum breaker4K/yr
  • rv black tank flush check valve3K/yr

Reviews and returns

What reviews say buyers love and hate about B&b Model 571 Check Valve

We read the reviews and the return reasons for every product selling here.

21%of positive reviews mention “Size-Overall”
46%of negative reviews mention “Leak-Proof”
2.9%of orders come back
“Leak for valve”
A buyer, on “Leak-Proof”46% of negative reviews mention the same topic

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.

22 topics

NegativePositive

FAQ

Common B&b Model 571 Check Valve questions

Answered from the same tracked data.