phyn smart water sensor
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Quality gap
Incredible3.9★avg incumbent rating — lower means beatable quality
Review moat
Good747.29avg incumbent reviews — the moat a new listing must climb
Growth
Bad-2.5%90-day search growth — must beat 0% to launch
Avg price
Bad$378.49avg listing price — sweet spot $15–$100
Market size
Bad$51K$51K/yr · 20K searches
Returns
Bad8.5%return rate — above 5% kills the launch gate
Price range
Bad$49.64–$565.91cheapest to priciest tracked listing — scored on the share inside $15–$100
Conversion
Bad0.7%search→purchase rate — share of searches ending in a sale
Competition
Bad91%top-5 click share — a locked-up shelf
Brand share
Bad100%top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, phyn smart water sensor is a $51K/yr Amazon United States market (20K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 23/100.
Data updated Jul 30, 2026 · scored weekly · How we score niches
phyn smart water sensor market data
- Units sold / yr
- 500–750
- avg 0–100/product
- Revenue / yr
- $189K–$284K
- units × avg price
- Conversion rate
- 0.7%
- Avg BSR
- #136
- Page quality
- 0%
- Prime
- 86%
- Sponsored
- 57%
- Out of stock
- 0.0%
- Avg brand age
- 33 months
- Avg seller age
- 153 days
Competition & brand share
The top 5 products capture 91% of clicks — a locked-up shelf that new listings rarely crack.Brands
3 falling
Sellers
32
Top-5 brand share
100%
Top 20: 100%
Top-5 click share
91%
Top 20: 100%
Open market
0%
- Phyn77%
- Moen14%
- FRIZZLIFE9%
- Open — no brand owns it (0%)
Demand
Weekly Amazon search volume, last 20 weeks — -2.5% search growth over the last 90 days.Top phyn smart water sensor search terms
- phyn plus8K/yr
- phyn smart water sensor8K/yr
- phyn4K/yr
Top phyn smart water sensor 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 7 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Plus Smart Water Assistant & Shutoff (2nd Gen)
Phyn$565.912.6★5 rev
Smart Water Sensor
Phyn$49.644.5★33 rev
Moen Flo 3/4-inch Smart Water Shut Off Valve Smart Home Water Monitor Leak Detector Wifi Connected App Enabled Flow Meter and Shutoff 900-001
Moen$501.074.0★2,266 rev
Moen Flo 1-inch Smart Water Shut Off Valve Smart Home Water Monitor Leak Detector Wifi Connected App Enabled Flow Meter and Shutoff 900-006
Moen$537.264.0★2,266 rev
Frizzlife LP365-P Smart Water Monitor and Automatic Shutoff - 0.01 GPM Ultrasonic Micro Leak Detection Wi-Fi / APP Control Pressure+Flow Monitoring 24/7 Water Usage Reports Fits 3/4 and 1
FRIZZLIFE$333.354.5★308 rev
Newest
by launch dateSmart Water Sensor
Phyn$49.6433 rev
Frizzlife LP365-P Smart Water Monitor and Automatic Shutoff - 0.01 GPM Ultrasonic Micro Leak Detection Wi-Fi / APP Control Pressure+Flow Monitoring 24/7 Water Usage Reports Fits 3/4 and 1
FRIZZLIFE$333.35308 rev
Plus Smart Water Assistant & Shutoff (2nd Gen)
Phyn$565.915 rev
Frizzlife LP365 Smart Water Monitor and Automatic Shutoff Valve - 0.01GPM Ultrasonic Micro Leak Detection APP Wi-Fi Remote Control Real-Time Flow/Temp Alarm 24/7 Water Usage Reports 3/4 and 1
FRIZZLIFE$292.80308 rev
Phyn Smart Water Assistant: DIY-Installed Smart Home Water Usage Monitor & Leak Detector (Compatible with Alexa)
Phyn$369.4245 rev
Trending
90-day click momentumFrizzlife LP365-P Smart Water Monitor and Automatic Shutoff - 0.01 GPM Ultrasonic Micro Leak Detection Wi-Fi / APP Control Pressure+Flow Monitoring 24/7 Water Usage Reports Fits 3/4 and 1
FRIZZLIFE$333.354.5★
Moen Flo 3/4-inch Smart Water Shut Off Valve Smart Home Water Monitor Leak Detector Wifi Connected App Enabled Flow Meter and Shutoff 900-001
Moen$501.074.0★
Plus Smart Water Assistant & Shutoff (2nd Gen)
Phyn$565.912.6★
Smart Water Sensor
Phyn$49.644.5★
Moen Flo 1-inch Smart Water Shut Off Valve Smart Home Water Monitor Leak Detector Wifi Connected App Enabled Flow Meter and Shutoff 900-006
Moen$537.264.0★
What buyers say about phyn smart water sensor
What buyers praise and complain about, mined from review topics.What buyers love
“installation went well”
“High quality”
“Good value”
“Easy peasy”
“Does the job”
“This sensor gives me peace of mind”
“They each remain connected well”
“In testing, the system responded quickly to abnormal flow patterns and provided timely alerts through the mobile app”
“I like being able to check the status of my home's water system from anywhere”
“I love that this can sense a leak”
What buyers complain about
“Had a leak”
“it appears youll be paying just as much if not more for this product”
“Oh and once the water is turned off you can't turn it back on from the app”
“not allow any water to pass to the home”
“Terrible WiFi connection”
“That means I don't get alerts”
“Garbage”
“Expensive to buy & install,”
“however I don't believe the device alarm is loud enough if it were located in a basement or attic to be heard on the floor above or below”
“Though the loss of water was minimal because of the spray attachment was off”
Top return reasons
Common questions
- Is phyn smart water sensor profitable to sell on Amazon United States?
- The niche generates $51K/yr across 7 tracked products. 2 of 3 products launched in the last 360 days are still selling. 90-day search growth is -2.5%. Flapen's verdict: Skip it (23/100).
- How competitive is the phyn smart water sensor niche?
- 3 brands and 32 sellers compete. The top 5 products take 91% of clicks and top 5 brands hold 100% of demand.
- What do buyers complain about in phyn smart water sensor?
- Top complaints mined from reviews: Leak-Proof, Value For Money, Functionality-Overall. The return rate is 8.5% — above our launch gate.
- What does it cost to enter the phyn smart water sensor niche?
- Listings span $49.64–$565.91; the average listing price is $378.49 (sweet spot $15–$100). The average incumbent carries 747 reviews — the moat a new listing must climb.