delta faucet cartridge
Skip itSoft demand (-14.5% this quarter) — this niche doesn't clear our bar today.
Avg price
Great$22.49avg listing price — sweet spot $15–$100
Price range
Great$9.68–$55.62cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Good4.3★avg incumbent rating — lower means beatable quality
Conversion
Good6.3%search→purchase rate — share of searches ending in a sale
Review moat
Good798.56avg incumbent reviews — the moat a new listing must climb
Market size
Bad$93K$93K/yr · 65K searches
Competition
Bad72%top-5 click share — a locked-up shelf
Returns
Bad5.9%return rate — above 5% kills the launch gate
Brand share
Bad91%top-5 brand share — brand-locked demand
Growth
Bad-14.5%90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, delta faucet cartridge is a $93K/yr Amazon United States market (65K searches/yr). The top 5 brands hold 91% of demand. Demand peaks in Jan–Dec. Verdict: Skip it — 40/100.
Data updated Jul 29, 2026 · scored weekly · How we score niches
delta faucet cartridge market data
- Units sold / yr
- 5K–6K
- avg 250–500/product
- Revenue / yr
- $112K–$135K
- units × avg price
- Conversion rate
- 6.3%
- Avg BSR
- #40
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 83%
- Out of stock
- 10.0%
- Avg brand age
- 27 months
- Avg seller age
- 162 days
Competition & brand share
The top 5 products capture 72% of clicks — a locked-up shelf that new listings rarely crack.Brands
10 rising
Sellers
55
Top-5 brand share
91%
Top 20: 100%
Top-5 click share
72%
Top 20: 100%
Open market
6%
- REHUH53%
- DELTA16%
- NIDIOCIP14%
- Sxtrrdnary5%
- Coolfell4%
- Ftzynqur2%
- Open — no brand owns it (4 brands, 6%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -14.5% search growth over the last 90 days.Peak months: Jan, Dec · busiest ÷ quietest = 3.3×
Top delta faucet cartridge search terms
- delta faucet cartridge41K/yr
- delta faucet cartridge replacement12K/yr
- delta bathroom faucet cartridge7K/yr
- delta faucet stem replacement3K/yr
- delta faucet cartridges3K/yr
Top delta faucet cartridge 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
RP25513 faucet stem assembly Replacement Kit for two handle faucet repair kit with RP24096 Cartridge RP4993 Seats Springs RP24097 1/4 Turn stop 2 Pack
REHUH$14.224.5★1,122 rev
RP25513 Faucet Stem Replacement for Delta two handle Faucet Repair Kit with RP24096 cartridge RP4993 Seat and Spring RP24097 Turn stop1/4 2 pack
REHUH$15.314.6★708 rev
RP50587 Cartridge Valve Replacement for RP50587 Delta Cartridge Compatible with DST Single Handle Kitchen and Lavatory Faucets - Includes Allen Wrench for Easy Installation
NIDIOCIP$19.214.6★313 rev
RP25513 Faucet Stem replacement for Delta two handle faucet repair kit with RP24096 Cartridge RP4993 Seat and Spring RP24097 Turn stop1/4 4pack
REHUH$24.804.5★1,122 rev
DELTA FAUCET RP25513 Stem Assembly One Size
DELTA$17.144.7★1,339 rev
Newest
by launch date
2 Pack RP25513 Faucet Stem Replacement for Delta Faucet Cartridge Repair Kit Compatible with RP24096 Faucet Cartridge with RP4993 Seat and Spring
snigrl$9.9950 rev
RP25513 Faucet Stem Replacement for Delta two handle Faucet Repair Kit Includes RP24096 Cartridge RP4993 Seat and Spring RP24097 Turn stop1/4 4 pack
Ftzynqur$14.8854 rev
8 Pack RP25513 Faucet Stem Replacement Compatible with Delta Two Handle Faucet and RP24096 Faucet Cartridge Faucet Repair Kit with RP24097 Turn Stop 1/4 and 8 RP4993 Seat and Spring
Coolfell$25.7670 rev
2 Pack RP25513 Faucet Stem Replacement Compatible with Delta Two Handle Faucet and RP24096 Faucet Cartridge Repair Kit with RP24097 Turn Stop 1/4 and 2 RP4993 Seat and Spring
Coolfell$11.7870 rev
Yejesiy 2 Pack RP25513 Faucet Stem Replacement Kit for Delta Two-Handle Faucets Premium Faucet Cartridge Assembly Including RP4993 Rubber Seats and Compression Springs
Yejesiy$9.6848 rev
Trending
90-day click momentum2 Pack RP25513 Faucet Stem Replacement for Delta Faucet Cartridge Repair Kit Compatible with RP24096 Faucet Cartridge with RP4993 Seat and Spring
snigrl$9.994.3★
8 Pack RP25513 Faucet Stem Replacement Compatible with Delta Two Handle Faucet and RP24096 Faucet Cartridge Faucet Repair Kit with RP24097 Turn Stop 1/4 and 8 RP4993 Seat and Spring
Coolfell$25.764.2★
RP25513 Faucet Stem Replacement for Delta two handle Faucet Repair Kit Includes RP24096 Cartridge RP4993 Seat and Spring RP24097 Turn stop1/4 4 pack
Ftzynqur$14.883.8★
2 Pack RP25513 Faucet Stem Replacement Compatible with Delta Two Handle Faucet and RP24096 Faucet Cartridge Repair Kit with RP24097 Turn Stop 1/4 and 2 RP4993 Seat and Spring
Coolfell$11.784.2★
RP50587 Delta Faucet Cartridge Replacement for DST Single Handle Kitchen and Lavatory Sink Faucets Repair Parts Compatible with Delta RP50587 Cartridge Valve w/ RP51503 Bonnet Nut
SOASEMBE$21.563.6★
What buyers say about delta faucet cartridge
What buyers praise and complain about, mined from review topics.What buyers love
“Fit was as advertised”
“Ease of installation”
“they dont leak”
“For the price”
“Good product, happy with purchase”
“Worked as advertised”
“Super easy”
“Valve is working good”
“Nice repair kit”
“It is durable”
What buyers complain about
“Both leak”
“Didn't fit”
“This product is low quality”
“Easily broken”
“Not sure if the problem was the installation or the product”
“Didnt work for my faucet”
“more expensive”
“May not fit even though it is for a Delta faucet”
“Limited instructions”
“This one feels like I have less control over water flow”
Top return reasons
Common questions
- Is delta faucet cartridge profitable to sell on Amazon United States?
- The niche generates $93K/yr across 18 tracked products. 2 of 6 products launched in the last 360 days are still selling. 90-day search growth is -14.5%. Flapen's verdict: Skip it (40/100).
- How competitive is the delta faucet cartridge niche?
- 10 brands and 55 sellers compete. The top 5 products take 72% of clicks and top 5 brands hold 91% of demand.
- What do buyers complain about in delta faucet cartridge?
- Top complaints mined from reviews: Leak-Proof, Size-Overall, Quality-Overall. The return rate is 5.9% — above our launch gate.
- When does demand for delta faucet cartridge peak?
- Demand peaks in Jan–Dec; the busiest month runs 3.3× the quietest.
- What does it cost to enter the delta faucet cartridge niche?
- Listings span $9.68–$55.62; the average listing price is $22.49 (sweet spot $15–$100). The average incumbent carries 799 reviews — the moat a new listing must climb.