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Ninja Replacement Parts

a concentrated shelf (top 5 take 88% of clicks) — Ninja Replacement Parts doesn't clear our bar today.

Flapen Score

45
Skip it

Ranks 4,022 of 5,777 Home & Garden niches · −6 vs the category median of 51

Market size 29Growth 40Conversion 65Competition 10Returns 58Price range 95Avg price 92Brand share 10Review moat 78Quality gap 65
This niche Category average · 5,777 niches

Is Ninja Replacement Parts profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Ninja Replacement Parts is a £130K/yr Amazon United Kingdom market (102K searches/yr). The top 5 brands hold 96% of demand. Demand peaks in Oct. Verdict: Skip it — 45/100.

Ninja Replacement Parts: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved +12.0% over the last 90 days and 5.8% of searches end in a purchase.

£130K

revenue / yr

Units sold / yr5K
Search volume / yr+12.0%102K
Conversion rate5.8%
Avg price£21.81

Who owns the niche?

The top 5 brands hold 96% of demand, so 4% of the market is open.

4%

open market share

Brands · sellers7 · 42
Top-5 product click share88%
Open market4%
Avg brand age20 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.4★ — the gap to enter on.

0/100

page quality · 9 products

Sponsored placement100%
New entrants (1y)1· 0 succeeded
Avg rating4.4★
Avg reviews442

Top Ninja Replacement Parts products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

The top 5 products capture 88% of clicks — a locked-up shelf that new listings rarely crack.

£0£13K£26K£39K£52K101001K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted

Brands

7 falling

Sellers

42

Top-5 brand share

96%

Top 20: 100%

Top-5 click share

88%

Top 20: 100%

Open market

2%

  • GWYXC50%
  • GZHCJJ17%
  • GCQ13%
  • GWBSXM11%
  • GXF5%
  • ZuKaYeHome2%
  • Open — no brand owns it (1 brand, 2%)

Ninja Replacement Parts demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume102KCVR5.8%Products9Brands7Top 5 Brands96%OOS Rate0.0%Rating4.4★Reviews442Avg BSR#68
5K4KSpike '25Prime Day '25Spike '26FebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJunJul

Peak months: Oct · busiest ÷ quietest = 1.6×

Top Ninja Replacement Parts search terms shoppers use

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

  • ninja air fryer tray replacement26K/yr
  • ninja air fryer trays15K/yr
  • ninja dual air fryer crisper plate4K/yr
  • ninja trays for air fryer5K/yr
  • ninja replacement tray4K/yr
  • ninja airfryer trays5K/yr
  • ninja air fryer grill plate4K/yr
  • ninja air fryer tray5K/yr
  • trays for ninja dual air fryer3K/yr
  • ninja crisper plate6K/yr

What reviews say buyers love and hate about Ninja Replacement Parts

What buyers mention most, as a share of all reviews.

What buyers love

87% of reviews
Size-Overall28%

Fits perfect

Ease Of Cleaning16%

as they are easier to remove for cleaning

Quality-Overall16%

Good quality grill pans

Value For Money11%

Great value

Advertised Vs Actual Product7%

They do the job

What buyers complain about

73% of reviews
Size-Overall33%

They are not quite as snug a fit

Adhesion/Stickiness7%

and things were sticking

Quality-Overall6%

not the best

Durability6%

will drop out when serving

Ease Of Cleaning6%

unfortunately can't get them cleaner with any product

Ninja Replacement Parts return rate & reasons

Why buyers send it back, as a share of all return requests.

2.7%

Return rate

91%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Size-Overall
89%
2Compatibility-Overall
2%
3Advertised Vs Actual Product
2%
4Value For Money
2%
5Quality-Overall
2%

Common Ninja Replacement Parts questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores Ninja Replacement Parts 45/100 on Amazon United Kingdom — Skip it. The niche generates £130K/yr across 9 tracked products. 0 of 1 products launched in the last 360 days are still selling. Search demand moved +12.0% over the last 90 days.
Search demand for Ninja Replacement Parts on Amazon United Kingdom peaks in Oct, where the busiest month runs 1.6× the quietest.