Is knitting machine accessories profitable to sell on Amazon United States?

The niche generates $46K/yr across 28 tracked products. 1 of 6 products launched in the last 360 days are still selling. 90-day search growth is -62.5%. Flapen's verdict: Worth a look (52/100).

How competitive is the knitting machine accessories niche?

22 brands and 25 sellers compete. The top 5 products take 42% of clicks and top 5 brands hold 46% of demand.

What do buyers complain about in knitting machine accessories?

Top complaints mined from reviews: Durability, Value For Money, Functionality-Overall. The return rate is 3.4%.

When does demand for knitting machine accessories peak?

Demand peaks in Jan–Nov–Dec; the busiest month runs 6.3× the quietest.

What does it cost to enter the knitting machine accessories niche?

Listings span $6.41–$50.06; the average listing price is $17.54 (sweet spot $15–$100). The average incumbent carries 133 reviews — the moat a new listing must climb.

knitting machine accessories

Worth a look

Shows a thin review moat (133 avg reviews), but soft demand (-62.5% this quarter) keeps it on the watch list.

Review moat

Great132.71

avg incumbent reviews — the moat a new listing must climb

Brand share

Great46%

top-5 brand share — no brand owns this niche

Avg price

Great$17.54

avg listing price — sweet spot $15–$100

Price range

Great$6.41–$50.06

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

Conversion

Good6.5%

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

Competition

Good42%

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

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Returns

Okay3.4%

return rate — above 5% kills the launch gate

Market size

Bad$46K

$46K/yr · 40K searches

Growth

Bad-62.5%

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

Signals No Dominant Brand Low Review Barrier

According to Flapen's Amazon United States niche tracking, knitting machine accessories is a $46K/yr Amazon United States market (40K searches/yr). The top 5 brands hold 46% of demand. Demand peaks in Jan–Nov–Dec. Verdict: Worth a look — 52/100.

Data updated Jul 9, 2026 · scored weekly · How we score niches

knitting machine accessories market data

Units sold / yr: 2K–2K; avg 0–100/product
Revenue / yr: $26K–$35K; units × avg price
Conversion rate: 6.5%
Avg BSR: #576
Page quality: 0%
Prime: 100%
Sponsored: 82%
Out of stock: 16.1%
Avg brand age: 33 months
Avg seller age: 191 days

Competition & brand share

The top 5 products take 42% of clicks — established leaders, but buyers still shop beyond them.

Brands

22 falling

Sellers

Top-5 brand share

46%

Top 20: 99%

Top-5 click share

42%

Top 20: 90%

Open market

47%

ZestWrench14%
GEOCCI10%
CANIPHA9%
MARRTEUM7%
RLECS6%
FDXGYH6%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -62.5% search growth over the last 90 days.

Peak months: Jan, Nov, Dec · busiest ÷ quietest = 6.3×

Open Trend

Top knitting machine accessories search terms

knitting machine accessories14K/yr -51.0%2.1% conv.
sentro knitting machine accessories18K/yr -76.3%4.2% conv.
sentro knitting machine parts5K/yr -51.2%5.4% conv.
knitting machine adapter4K/yr -46.1%1.2% conv.

All search terms

Top knitting machine accessories 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

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

Top sellers

by 90-day click share

[2025 Upgraded] zestwrench Electric Knitting Machine Adapter for Sentro Knitting Machine 48-Needle LCD Panel & Row Counter Flat/Circular Dual Mode Variable Speed Motor Accessories

ZestWrench$50.063.8★106 rev

GEOCCI Electric Knitting Machine Adapter for Sentro 40-Needle and 48-Needle Round Knitting Machines (Pink)

GEOCCI$37.614.0★131 rev

Knitting Machine Adapter Quick Knit Machine Attachment with Power Screwdriver for 48Needles 40 and 22 Crank Handle Adapter with Hex Drill Steel Bit DIY Craft Knit Sewing Accessories for Beginner(Pink)

CANIPHA$8.514.3★1,022 rev

MARRTEUM 3Pcs Knitting Machines Tensioner Stable Knit Replacement Tension Rod Adapter Accessories Compatible with Sentro 22 32 40 48 Knitting Machines (Pink)

MARRTEUM$7.944.6★97 rev

RLECS 14IN1 DIY Knitting Machine Accessories Compatible with 22/32/40/48 Sentro Knitting Machines & Jamit Loom

RLECS$12.084.7★41 rev

Newest

by launch date

SYCZIOHU 2 Pcs Knitting Machine Tensioners Stable Knit Replacement Tension Rod Adapter Accessories Compatible with Sentro 22 32 40 48 (Pink)

SYCZIOHU$6.981 rev

6mo ago

Knitting Machine Adapter with Yarn Holder Electric Knitting Machines Adapter for Sentro Knitting Machine 40 & 48 Needle Speed Control & Reverse Knitting (Pink+Yarn Holder)

NICENICY$31.7319 rev

6mo ago

Ceoighe 2 Pack Circular Knitting Machine Tensioner Removable Yarn Tensioner Adapters Compatible with Sentro 22 32 40 48 Needle Machines(Style 2)

Ceoighe$11.5242 rev

7mo ago

Electric Knitting Machines Adapter for Sentro Knitting Machine 40 & 48 Needle Speed Control & Reverse Knitting Knitting Machine Accessories (Pink)

NICENICY$34.179 rev

9mo ago

20Pcs Knitting Machine Tensioners and Needles Knitting Machines Tension Rod Adapter Set Compatible with Sentro 22 32 40 48

LJZP$14.696 rev

11mo ago

What buyers say about knitting machine accessories

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

What buyers love

Assembly/Installation14%

“Easy to install”

Value For Money13%

“Value for the money”

Ease Of Use12%

“easy to use”

Size-Overall11%

“Good fit”

Efficiency9%

“Its efficient”

Quality-Overall5%

“Its good quality and stable”

Advertised Vs Actual Product5%

“Exactly what I needed”

Adjustability/Rotatability/Reclining5%

“The speed control option is a nice feature because it allows you to adjust how quickly the machine rotates”

Durability3%

“Seems like it is durable”

Functionality-Overall3%

“the counter worked like a charm”

What buyers complain about

Durability26%

“Broken”

Value For Money10%

“Very expensive for only half functionality”

Functionality-Overall9%

“Didnt work”

Ease Of Use6%

“I am having difficulty using it”

Size-Overall5%

“The holes are too short for the needle size”

Quality-Overall3%

“Not as good as I expected”

Scratch Resistance3%

“I believe its scratching the machine”

Thickness3%

“doesn't do thicker yarn”

Strength3%

“Not strong enough of a motor to keep going”

Stitch/Finish/Polish3%

“Can't use to heavy yarn as it drops stitches”

Top return reasons

Functionality-Overall28%

Defective Material/Parts12%

Compatibility-Overall11%

Size-Overall9%

Advertised Vs Actual Product8%

Value For Money4%

Add-Ons/Attachments2%

Assembly/Installation2%

Noise Level2%

Stitch/Finish/Polish2%

Common questions

Is knitting machine accessories profitable to sell on Amazon United States?: The niche generates $46K/yr across 28 tracked products. 1 of 6 products launched in the last 360 days are still selling. 90-day search growth is -62.5%. Flapen's verdict: Worth a look (52/100).
How competitive is the knitting machine accessories niche?: 22 brands and 25 sellers compete. The top 5 products take 42% of clicks and top 5 brands hold 46% of demand.
What do buyers complain about in knitting machine accessories?: Top complaints mined from reviews: Durability, Value For Money, Functionality-Overall. The return rate is 3.4%.
When does demand for knitting machine accessories peak?: Demand peaks in Jan–Nov–Dec; the busiest month runs 6.3× the quietest.
What does it cost to enter the knitting machine accessories niche?: Listings span $6.41–$50.06; the average listing price is $17.54 (sweet spot $15–$100). The average incumbent carries 133 reviews — the moat a new listing must climb.