Is filament dryer profitable to sell on Amazon United Kingdom?

The niche generates £316K/yr across 25 tracked products. 4 of 9 products launched in the last 360 days are still selling. 90-day search growth is -21.6%. Flapen's verdict: Skip it (49/100).

How competitive is the filament dryer niche?

7 brands and 16 sellers compete. The top 5 products take 54% of clicks and top 5 brands hold 98% of demand.

What do buyers complain about in filament dryer?

Top complaints mined from reviews: Quality-Overall, Durability, Drying Time. The return rate is 1.9%.

When does demand for filament dryer peak?

Demand peaks in Jan–Nov–Dec; the busiest month runs 2.3× the quietest.

What does it cost to enter the filament dryer niche?

Listings span £20.54–£90.63; the average listing price is £46.35 (sweet spot $15–$100). The average incumbent carries 607 reviews — the moat a new listing must climb.

filament dryer

Skip it

Brand-locked demand (top 5 brands take 98% of clicks) — this niche doesn't clear our bar today.

Avg price

Incredible£46.35

avg listing price — sweet spot $15–$100

Price range

Incredible£20.54–£90.63

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

Returns

Great1.9%

return rate — above 5% kills the launch gate

Review moat

Good606.76

avg incumbent reviews — the moat a new listing must climb

Quality gap

Good4.3★

avg incumbent rating — lower means beatable quality

Market size

Good£316K

£316K/yr · 251K searches

Competition

Good54%

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

Conversion

Okay2.7%

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

Growth

Bad-21.6%

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

Brand share

Bad98%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United Kingdom niche tracking, filament dryer is a £316K/yr Amazon United Kingdom market (251K searches/yr). The top 5 brands hold 98% of demand. Demand peaks in Jan–Nov–Dec. Verdict: Skip it — 49/100.

Data updated Jul 21, 2026 · scored weekly · How we score niches

filament dryer market data

Units sold / yr: 6K–8K; avg 100–250/product
Revenue / yr: £278K–£371K; units × avg price
Conversion rate: 2.7%
Avg BSR: #254
Page quality: 0%
Prime: 100%
Sponsored: 88%
Out of stock: 10.5%
Avg brand age: 21 months
Avg seller age: 271 days

Competition & brand share

The top 5 products take 54% of clicks — established leaders, but buyers still shop beyond them.

Brands

7 falling

Sellers

Top-5 brand share

98%

Top 20: 100%

Top-5 click share

54%

Top 20: 94%

Open market

SUNLU59%
Creality19%
Sovol14%
Comgrow3%
JAYO2%
LANDU1%
Open — no brand owns it (1 brand, 1%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -21.6% search growth over the last 90 days.

Peak months: Jan, Nov, Dec · busiest ÷ quietest = 2.3×

Open Trend

Top filament dryer search terms

filament dryer203K/yr -22.8%2.7% conv.
sunlu filament dryer14K/yr -17.5%3.2% conv.
filament dryer box9K/yr -0.9%1.6% conv.
3d printer filament dryer10K/yr -22.3%2.8% conv.
3d filament dryer8K/yr -25.0%2.6% conv.
sunlu dryer4K/yr -19.2%2.5% conv.
filament drier2K/yr -5.6%2.9% conv.

All search terms

Top filament dryer 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

SUNLU Official Filament Dryer S1 PLUS with Fan Moisture-Free Filament Dryer Box for 3D Printer Filament Easy to Use and Portable FilaDryer PLA PETG ABS Nylon TPU 3D Filament Dryer SUNLU S1 (Black)

SUNLU£25.424.3★1,151 rev

Dryer Box of 3D Printer Filament SUNLU 3D Filament Dryer Box S1 Keeping Filaments Dry During 3D Printing Filament Holder Compatible with 1.75mm 2.85mm 3.00mm Filament Storage Box

SUNLU£24.284.5★3,092 rev

3D Printer Filament Dryer Sovol SH01 Filament Dehydrator Spool Holder Dry Box for Keeping Filament Dry During 3D Printing Compatible with 1.75mm 2.85mm PLA PETG TPU ABS Material White

Sovol£33.654.2★2,561 rev

SUNLU Official Filament Dryer S4 2026 3D Printer Filament Dry Box Upgraded 4-Spool Filament Dehydrator Auto Humidity Control Fast Heating Temperature Balance Filaments Storage Box

SUNLU£84.214.6★1,197 rev

SUNLU Official Filament Dryer S2 Plus 70 Max Temperature Built-in Circulation Fan 3D Printer Filament Storage Box Filament Dehydrator Nylon TPU PLA PETG ABS 3D Printer Filament Dryer Box Black

SUNLU£34.524.3★104 rev

Newest

by launch date

JAYO J1 Filament Dry Box Sealed Filament Storage Chamber with Humidity Monitoring Stackable Split Design Dryer Box Compatible with PLA PETG ABS TPU PA 3D Printer Filament.

JAYO£20.5419 rev

5mo ago

Creality Space Pi Filament Dryer Plus 2 Spools Filament Storage Box 360 Heating Drying with Fan&Touch Screen 3D Printer Filament Spool Holder Filament Dryer for 1.75/2.85/3mm PLA PETG ABS TPU

Creality£59.881 rev

5mo ago

Creality Filament Dryer Box 2026 Upgraded SpacePi SE Upgraded 65 PTC Heating with Fan Dust & Moisture-Proof Storage 3D Printer Filament Spool Holder Dehydrator for 1.75mm/2.85mm PLA PETG ABS TPU

Creality£30.739 rev

6mo ago

SUNLU Official AMS Heater Simultaneous Drying & Printing 3D Printer Filament Dryer for AMS Gen 1 Smart Humidity Control Heats to 70C in 20 Min with 4-Spool Capacity

SUNLU£80.74137 rev

8mo ago

SUNLU Official 3D Printer Filament Dryer S4 4 Spools Capacity 3 Circulation Fans 350W PTC Heater 70 Max Temperature Intelligent Humidity Control Nylon TPU PLA PETG ABS Filament Dryer Box Black

SUNLU£77.1811 rev

8mo ago

What buyers say about filament dryer

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

What buyers love

Value For Money14%

“Well worth the money”

Ease Of Use14%

“Easy to use”

Quality-Overall11%

“The build quality feels solid”

Advertised Vs Actual Product10%

“Does what it's meant to do”

Efficiency8%

“It works very well too”

Heating5%

“The SUNLU AMS Heater is a very worthwhile upgrade for the Bambu Lab AMS”

Size-Overall4%

“Fitted to Bambu X1C AMS”

Print Quality4%

“Helps printing quality”

Assembly/Installation3%

“easily set up”

Design-Overall3%

“Good design and build”

What buyers complain about

Quality-Overall17%

“get a better brand as this one is complete rubbish”

Durability15%

“Broken”

Drying Time8%

“Unfortunately the dryer doesnt keep to the prescribed settings”

Moist/Dry6%

“doesn't actually reduce humidity”

Value For Money5%

“a little expensive for what it is”

Touch/Button Controls4%

“Annoying touch panel controls”

Product Condition3%

“Bought used OK but”

Functionality-Overall3%

“Doesn't turn on”

Compatibility-Overall3%

“Not suitable for PETG”

Design-Overall3%

“design flaw is terrible”

Top return reasons

Functionality-Overall23%

Defective Material/Parts14%

Compatibility-Overall12%

Advertised Vs Actual Product9%

Value For Money5%

Durability4%

Size-Overall3%

Heating3%

Touch/Button Controls2%

Smell2%

Common questions

Is filament dryer profitable to sell on Amazon United Kingdom?: The niche generates £316K/yr across 25 tracked products. 4 of 9 products launched in the last 360 days are still selling. 90-day search growth is -21.6%. Flapen's verdict: Skip it (49/100).
How competitive is the filament dryer niche?: 7 brands and 16 sellers compete. The top 5 products take 54% of clicks and top 5 brands hold 98% of demand.
What do buyers complain about in filament dryer?: Top complaints mined from reviews: Quality-Overall, Durability, Drying Time. The return rate is 1.9%.
When does demand for filament dryer peak?: Demand peaks in Jan–Nov–Dec; the busiest month runs 2.3× the quietest.
What does it cost to enter the filament dryer niche?: Listings span £20.54–£90.63; the average listing price is £46.35 (sweet spot $15–$100). The average incumbent carries 607 reviews — the moat a new listing must climb.