Skip to content
41

delta 600 series trim kit

Skip it

Brand-locked demand (top 5 brands take 95% of clicks) — this niche doesn't clear our bar today.

Market size 15Growth 19Conversion 34Competition 63Returns 16Price range 63Avg price 89Brand share 12Review moat 89Quality gap 80

Review moat

Great219.76

avg incumbent reviews — the moat a new listing must climb

Avg price

Great$61.09

avg listing price — sweet spot $15–$100

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Competition

Good47%

top-5 click share — leaders hold, buyers still browse

Price range

Good$12.23–$146.60

cheapest to priciest tracked listing — scored on the share inside $15–$100

Conversion

Okay2.8%

search→purchase rate — share of searches ending in a sale

Growth

Bad-12.6%

90-day search growth — must beat 0% to launch

Returns

Bad7.4%

return rate — above 5% kills the launch gate

Market size

Bad$61K

$61K/yr · 37K searches

Brand share

Bad95%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, delta 600 series trim kit is a $61K/yr Amazon United States market (37K searches/yr). The top 5 brands hold 95% of demand. Demand peaks in Jan–Feb–Mar. Verdict: Skip it — 41/100.

Data updated Jul 27, 2026 · scored weekly · How we score niches

delta 600 series trim kit market data

Units sold / yr
1K–1K
avg 0–100/product
Revenue / yr
$61K–$76K
units × avg price
Conversion rate
2.8%
Avg BSR
#542
Page quality
0%
Prime
79%
Sponsored
66%
Out of stock
2.9%
Avg brand age
41 months
Avg seller age
166 days

Competition & brand share

The top 5 products take 47% of clicks — established leaders, but buyers still shop beyond them.

Brands

7 flat

Sellers

70

Top-5 brand share

95%

Top 20: 100%

Top-5 click share

47%

Top 20: 89%

Open market

1%

  • Avenuebool32%
  • DELTA27%
  • Danco19%
  • Plumb USA14%
  • Ultrimkit3%
  • Askoll3%
  • Open — no brand owns it (1 brand, 1%)

Demand & seasonality

Weekly Amazon search volume, last 68 weeks — -12.6% search growth over the last 90 days.
1K600Spike '25Holiday '25Spike '26MayJunJulAugSepOctNovDecJanFebMarAprMayJunJul

Peak months: Jan, Feb, Mar · busiest ÷ quietest = 3.6×

Top delta 600 series trim kit search terms

  • delta 600 series trim kit17K/yr
  • delta 600 series repair kit6K/yr
  • delta 600 series trim kit black6K/yr
  • delta 600 series4K/yr
  • delta 600 series cartridge3K/yr
All search terms

Top delta 600 series trim kit 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.

0%5%$3K10%$6K15%$9K20%$12K1101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)2 products missing review or click data not plotted

All 24 tracked products in this niche — three views at once, no toggling.

What buyers say about delta 600 series trim kit

What buyers praise and complain about, mined from review topics.

What buyers love

Quality-Overall18%

“Good product and as advertised”

Size-Overall17%

“Perfect fit”

Assembly/Installation11%

“install is pretty straight forward”

Leak-Proof9%

“I fixed the leak”

Value For Money9%

“Well worth it”

Advertised Vs Actual Product7%

“Was exactly what I needed”

Ease Of Use5%

“This was an easy”

Maintenance And Repair3%

“Affordable Repair Kit That Saved Me from Replacing the Entire Faucet”

Functionality-Overall3%

“Once you find this kit, it works”

Efficiency1%

“Works fantastic”

What buyers complain about

Leak-Proof16%

“Leaking already”

Compatibility-Overall10%

“Ball design doesn't work with delta valve”

Size-Overall9%

“Hardware doesn't fit”

Paint Quality8%

“Paint is extremely thin and fragile, just tightening the cap with a crescent wrench it was severely marred - through tape that I intentionally put on to protect it”

Defective Material/Parts4%

“The important parts worked”

Value For Money4%

“This kit was expensive and incomplete”

Functionality-Overall4%

“Will not work as expected”

Quality-Overall4%

“Garbage”

Instructions/User Manual/Troubleshooting3%

“Directions are of little use”

Advertised Vs Actual Product2%

“Not an exact match”

Top return reasons

Size-Overall38%
Compatibility-Overall24%
Defective Material/Parts11%
Maintenance And Repair5%
Advertised Vs Actual Product4%
Functionality-Overall3%
Material Quality2%
Leak-Proof2%
Assembly/Installation2%
Product Condition2%

Common questions

Is delta 600 series trim kit profitable to sell on Amazon United States?
The niche generates $61K/yr across 29 tracked products. 3 of 12 products launched in the last 360 days are still selling. 90-day search growth is -12.6%. Flapen's verdict: Skip it (41/100).
How competitive is the delta 600 series trim kit niche?
7 brands and 70 sellers compete. The top 5 products take 47% of clicks and top 5 brands hold 95% of demand.
What do buyers complain about in delta 600 series trim kit?
Top complaints mined from reviews: Leak-Proof, Compatibility-Overall, Size-Overall. The return rate is 7.4% — above our launch gate.
When does demand for delta 600 series trim kit peak?
Demand peaks in Jan–Feb–Mar; the busiest month runs 3.6× the quietest.
What does it cost to enter the delta 600 series trim kit niche?
Listings span $12.23–$146.60; the average listing price is $61.09 (sweet spot $15–$100). The average incumbent carries 220 reviews — the moat a new listing must climb.