Knock Sensor
MaybeProducts sell for $28.15 on average, inside the sweet spot. But demand is soft, at -10.3% this quarter, so Knock Sensor is a Maybe.
- Flapen Score
- 61 / 100Top 8% of 7,287 Automotive niches · +12 vs the category median of 4961
- Market size
- $356K/yr337K searches / yr
- 90-day growth
- -10.3%search demand this quarter
- Competition
- 25%top-5 click share · 43 brands · 142 sellers
Flapen Score
Knock Sensor against its category
The dotted line is the Automotive average. Past it, Knock Sensor is stronger. Inside it, weaker.
Market
The Knock Sensor market on Amazon at a glance
Shoppers on Amazon United States searched for Knock Sensor 337K times last year and spent an estimated $356K. The top 5 brands take 52% of clicks. Flapen scores it 61 out of 100, a Maybe.
01 · Demand
An estimated 3.8% of those searches ended in a purchase.
Shoppers searched for this 337K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 3.8% of those searches ended in a purchase. Searches in the last 90 days moved -10.3% against the 90 days before. Searches, conversion and average price together put the market at an estimated $356K a year.
- Searches, last 12 months
- 337K
- Growth, 90 days vs prior 90
- -10.3%
- Conversion, latest week
- 3.8%
- Market size, estimated
- $356Ka year
- Peak month
- March1.4× the quietest month
- Top search term
- knock sensor244K searches a year
02 · Price
A sale here is worth $28.15.
Listings sell for $28.15 on average, from $8.18 to $153.94. Amazon reports units sold in ranges. This niche sold 15K to 20K a year. The average listing sells 100 to 250 of them. At $28.15 that is $3K to $7K a year per listing.
- Average price
- $28.15inside the $15 to $100 sweet spot
- Price range
- $8.18–$153.94
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 15K–20K
- Units per listing a year
- 100–250
- Revenue per listing a year
- $3K–$7K
- Returns
- 4.7%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
73% of listings pay for placement with sponsored ads. 99% ship with Prime. On an average day, 3.7% of listings are out of stock. The average listing ranks #127 within Sensors. It carries 199 reviews at 4.18 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 73%
- Prime listings
- 99%
- Out of stock, average day
- 3.7%
- Average rank
- #127in Sensors
- Average rating
- 4.18 starsAmazon United States average 4.42 stars
- Average reviews
- 199per listing
- Listings tracked
- 99
04 · Newcomers
0 of last year's 5 launches cleared the first-year sales bar.
5 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 51 months on average, so the names here are settling in.
- Launched, last 12 months
- 5
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 51 months
Products
Top Knock Sensor 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 only 25% of clicks. An open shelf where new products get seen.
Brands
43 falling
Sellers
142
Top-5 brand share
52%
Top 20: 86%
Top-5 click share
25%
Top 20: 56%
Open market
42%
- Brand 114%
- Brand 212%
- Brand 310%
- Brand 48%
- Brand 57%
- Brand 65%
Demand
Knock Sensor search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.4×
Search terms
Top Knock Sensor search terms shoppers use
The exact words shoppers type, with yearly volume, growth, and conversion.
- knock sensor244K/yr
- knock sensor harness24K/yr
- knock sensor kit21K/yr
- knock sensors10K/yr
- gm genuine knock sensor4K/yr
- automotive replacement detonation sensors4K/yr
- oem knock sensor5K/yr
- sensor de detonacin5K/yr
- ls knock sensor4K/yr
- knock sensors 5.34K/yr
Reviews and returns
What reviews say buyers love and hate about Knock Sensor
We read the reviews and the return reasons for every product selling here.
“Faulty sensor”
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.
15 topics
Keep looking
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Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Knock Sensor questions
Answered from the same tracked data.









